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USER MANUAL NT505 TEAC
For information about this unit's network functions, see the TEAC HR Streamer User's Manual.
The Owner's Manual and TEAC HR Streamer User's Manual can be downloaded from the TEAC Global Site (http://www.teac-global.com/).
To use network functions and USB flash drive play-back, you must also use a tablet or smartphone that has the TEAC HR Streamer app (free) installed and is connected to the same network as the unit.
OWNER'S MANUAL
MODE D'EMPLOI
MANUAL DEL USUARIO

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TEAC DSD Direct Stream Signal VOLUME POWER ON CLOCK OPT/COAX IN SOURCE MENU PUSH ENTER PHONES OFF NT-50SDSD
Direct Stream Digital

MQA
roon
ready

Bluetooth®

Qualcomm®
aptX™ HD
LDAC

CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.

The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.
WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
CAUTION
●DO NOT REMOVE THE EXTERNAL CASES OR CABINETS TO EXPOSE THE ELECTRONICS. NO USER SERVICEABLE PARTS ARE INSIDE.
- IF YOU ARE EXPERIENCING PROBLEMS WITH THIS PRODUCT, CONTACT THE STORE WHERE YOU PURCHASED THE UNIT FOR A SERVICE REFERRAL. DO NOT USE THE PRODUCT UNTIL IT HAS BEEN REPAIRED.
- USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.
1) Read these instructions.
2) Keep these instructions.
3) Heed all warnings.
4) Follow all instructions.
5) Do not use this apparatus near water.
6) Clean only with dry cloth.
7) Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
8) Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
9) Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
10) Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
11) Only use attachments/accessories specified by the manufacturer.
12) Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.
13) Unplug this apparatus during lightning storms or when unused for long periods of time.
14) Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
●The apparatus draws nominal non-operating power from the AC outlet with its POWER or STANDBY/ON switch not in the ON position.
- The mains plug is used as the disconnect device; the disconnect device shall remain readily operable.
- Caution should be taken when using earphones or headphones with the product because excessive sound pressure (volume) from earphones or headphones can cause hearing loss.

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Symbolic icon of a person climbing a ladder inside a circle (no text or symbols)CAUTION
- Do not expose this apparatus to drips or splashes.
- Do not place any objects filled with liquids, such as vases, on the apparatus.
- Do not install this apparatus in a confined space such as a book case or similar unit.
●The apparatus should be located close enough to the AC outlet so that you can easily reach the power cord plug at any time. - If the product uses batteries (including a battery pack or installed batteries), they should not be exposed to sunshine, fire or excessive heat.
- CAUTION for products that use replaceable lithium batteries: there is danger of explosion if a battery is replaced with an incorrect type of battery. Replace only with the same or equivalent type.
WARNING
Products with Class I construction are equipped with a power supply cord that has a grounding plug. The cord of such a product must be plugged into an AC outlet that has a protective grounding connection.
IN USA/CANADA, USE ONLY ON 120V SUPPLY.
Precautions concerning batteries
Misuse of batteries could cause them to rupture or leak leading to fire, injury or the staining of nearby things. Please read and observe the following precautions carefully.
- Be sure to insert the batteries with correct positive (⊕) and negative (⊖) orientations.
- Use batteries of the same type. Never use different types of batteries together.
- If the remote control is not used for a long time (more than a month), remove the batteries to prevent them from leaking.
- If the batteries leak, wipe away the leakage inside the battery compartment and replace the batteries with new ones.
- Do not use batteries of types other than those specified. Do not mix new batteries with old ones or use different types of batteries together.
- Do not heat or disassemble batteries. Never throw batteries into fire or water.
- Do not carry or store batteries with other metallic objects. The batteries could short circuit, leak or explode.
- Never recharge a battery unless it is confirmed to be a rechargeable type.
Model for USA
Declaration of Conformity

Pioneer & Onkyo U.S.A. Corporation
Address: 22828 Lockness Avenue, Torrance, CA 90501 U.S.A.
Telephone number: 1-201-785-2600
This device complies with Part.15 of FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Information
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the equipment and/or the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
CAUTION
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
Model for Canada
Industry Canada's Compliance Statement:
This Class B digital apparatus complies with Canadian ICES-003.
For European Customers
Disposal of electrical and electronic equipment and batteries and/or accumulators
a) All electrical/electronic equipment and waste batteries/accumulators should be disposed of separately from the municipal waste stream via collection facilities designated by the government or local authorities.
b) By disposing of electrical/electronic equipment and waste batteries/accumulators correctly, you will help save valuable resources and prevent any potential negative effects on human health and the environment.
c) Improper disposal of waste electrical/electronic equipment and batteries/accumulators can have serious effects on the environment and human health because of the presence of hazardous substances in the equipment.
d) The Waste Electrical and Electronic Equipment (WEEE) symbols, which show wheeled bins that have been crossed out, indicate that electrical/electronic equipment and batteries/accumulators must be collected and disposed of separately from household waste.
If a battery or accumulator contains more than the specified values of lead (Pb), mercury (Hg), and/or cadmium (Cd) as defined in the Battery Directive (2006/66/EC, 2013/56/EU), then the chemical symbols for those elements will be indicated beneath the WEEE symbol.
e) Return and collection systems are available to end users. For more detailed information about the disposal of old electrical/electronic equipment and waste batteries/accumulators, please contact your city office, waste disposal service or the shop where you purchased the equipment.


Pb, Hg, Cd
The nameplate is located on the bottom of the unit as shown below.

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Front side NameplateCompliance of radio transmitter and interference
This product has the function of broadband transmitter using 2.4GHz Band.
Use frequency range: 2402 MHz – 2480 MHz
Maximum output power: Bluetooth® Class 2 (less than 2.5 mW)
Please use only in the country where you purchased the product.
Depending on the country, restrictions on the use of Bluetooth wireless technology might exist.
Model for USA
Labeling of authorization
FCC ID: XEG-NT505
Model for Canada
Compliance of radio transmitter
This device complies with Industry Canada's licence-exempt RSSs.
Operation is subject to the following two conditions:
1) This device may not cause interference; and
2) This device must accept any interference, including interference that may cause undesired operation of the device.
Labeling of authorization
IC: 1559C-NT505
Model for EEA (European Economic Area)

Hereby, TEAC Corporation declares that the radio equipment type is in compliance with Directive 2014/53/EU., and the other Directives, and Commission Regulations.
The full text of the EU declaration of conformity is available at the following internet address. Please contact us by e-mail.
http://www.teac-audio.eu/en/
TEAC Corporation
1-47 Ochiai, Tama-shi, Tokyo, 206-8530, Japan
Radiation Exposure requirements
This equipment meets the regulation, which is recognized internationally, for the case of human exposure to radio waves generated by the transmitter.
Statement of compliance
Model for USA
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency Exposure Guidelines.
Model for Canada
This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment.
Model for USA/Canada
This equipment complies with FCC/IC radiation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency (RF) Exposure Guidelines and RSS-102 of the IC radio frequency (RF) Exposure rules. This equipment has very low levels of RF energy that it deemed to comply without maximum permissive exposure evaluation (MPE). But it is desirable that it should be installed and operated keeping the radiator at least 20 cm or more away from person's body (excluding extremities: hands, wrists, feet and ankles).
Model for EEA (European Economic Area)
This equipment complies with EN.62479; Assessment of electronic and electrical equipment related to human exposure restrictions for electromagnetic fields; the harmonised standard of DIRECTIVE 2014/53/EU.
The MQA logo is a trade mark of MQA Limited.
"DSD" is a registered trademark.
The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by TEAC CORPORATION is under license.
Qualcomm aptX is a product of Qualcomm Technologies, Inc. and/or its subsidiaries.
Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries. aptX is a trademark of Qualcomm Technologies International, Ltd., registered in the United States and other countries.
Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.
Apple, Mac, OS X, macOS, iPad, iPhone and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries.
App Store is a service mark of Apple Inc.
Android is a trademark of Google Inc.
LDAC™ and LDAC logo are trademarks of Sony Corporation.
Bulk Pet is a registered trademark of INTERFACE CO., LTD.
Other company names, product names and logos in this document are the trademarks or registered trademarks of their respective owners.
Information about copyrights and licensing related to open-source software is provided in the separate "Important Notice Regarding Software" document.
Thank you for choosing TEAC.
Read this manual carefully to get the best performance from this unit. After reading it, keep it in a safe place for future reference.
ATTENTION
- For information about this unit's network functions, see the TEAC HR Streamer User's Manual.
- The Owner's Manual and TEAC HR Streamer User's Manual can be downloaded from the TEAC Global Site (http://www.teac-global.com/).
- To use network functions and USB flash drive playback, you must also use a tablet or smartphone that has the TEAC HR Streamer app (free) installed and is connected to the same network as the unit.
IMPORTANT SAFETY INSTRUCTIONS 2
Trademarks and copyrights 5
Included accessories....6
Before use....6
Maintenance....6
Using the TEAC Global Site....6
Downloading the remote app 6
Network connections....7
Connections (rear panel)....8
Connections (front panel)....10
Connecting headphones....11
Using the remote control....11
Names and functions of parts (main unit) 12
Upconversion 13
Names and functions of parts (remote control)....14
Display 15
Basic operation....17
Bluetooth ^® wireless technology....18
Settings 21
Playing back music on a computer....25
MQA (Master Quality Authenticated)....27
Troubleshooting....27
Specifications 29
Included accessories
Check to be sure the box contains all the included items shown below.
Please contact the store where you purchased this unit if any of these items are missing or have been damaged during transportation.
Power cord × 1
RCA conversion (RCA to mini plug) cable × 1
Remote control (RC-1330) × 1
Batteries for remote control (AAA) × 2
Owner's manual (this document, including warranty) × 1
- For information about the warranty, users living in the USA and Canada should see pages 86–87 and the back cover (warranty document). Users living in Europe and other regions should see page 87.
- The TEAC HR Streamer User's Manual can be downloaded from the TEAC Global Site (http://www.teac-global.com/).
Before use
Placement precautions
- Do not install this unit in a location that could become hot. This includes places that are exposed to direct sunlight or near a radiator, heater, stove or other heating equipment. Moreover, do not place it on top of an amplifier or other equipment that generates heat. Doing so could cause discoloration, deformation or malfunction.
- Avoid locations that are extremely cold or exposed to excessive humidity or dust.
- When installing this unit, leave a little space (at least 3 cm or 1") between it and walls and other devices in order to allow good heat dissipation. If you put it in a rack, for example, leave at least 5 cm (2") open above it and at least 10 cm (4") open behind it. Failure to provide these gaps could cause heat to build up inside and result in fire.
●The voltage supplied to the unit should match the voltage printed on the rear panel. If you are in any doubt regarding this matter, consult an electrician. - Do not move the unit during use.
- Do not open the body of the unit because this could result in damage to the circuitry or cause electric shock. If a foreign object should enter the unit, contact your dealer.
- When removing the power plug from the wall outlet, always pull directly on the plug; never yank on the cord.
Maintenance
Wipe dirt from the top cover and other panel surfaces using a soft cloth that has been slightly dampened with a diluted neutral cleanser. Do not wipe with chemical cleaning cloths, thinner or other chemical agents. Doing so could damage the surface.
For your safety, disconnect the power cord from the outlet before cleaning.
Using the TEAC Global Site
You can download updates for this unit from the TEAC Global Site:
http://teac-global.com/
In the TEAC Downloads section, click the desired language to open the Downloads website page for that language.
Downloading the remote app
To use the network functions and USB flash drive playback functions of this unit, you must also use a smartphone or tablet that has the TEAC HR Streamer app (free) installed and is connected to the same network as the unit.
●For details, see the TEAC HR Streamer User's Manual.
The TEAC HR Streamer User's Manual can be downloaded from the TEAC Global Site (http://www.teac-global.com/).
How to download the iPad/iPhone/iPod touch app
Search for "TEAC HR Streamer" in the App Store.
NOTE
Network module firmware is updated through TEAC HR Streamer. We recommend that you regularly select this unit in TEAC HR Streamer, and update it with the latest firmware. A pop-up window recommending a firmware update will appear if one is available.
- Release is planned for an Android version (as of June 2018). See the product website for details.
Connection example

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To Internet a NAS Wi-Fi™ router LAN cable c iPad, iPhone, etc. d NT-505 DSD VOLUME NT-505a NAS (Network Attached Storage)
Use to store audio files.
Operation as a UPnP server is necessary to use it as a media server. MinimServer is the media server recommended for use with this unit.
b Wi-Fi™ router
Use Wi-Fi to connect the iPad, iPhone or other device to this unit and the NAS.
iPad, iPhone, etc.
Install the app to control this unit.
d NT-505
This unit. The IP address is acquired from the DHCP server.

flowchart
graph TD
A["Digital audio output device"] --> B["Optical digital cable"]
C["Digital audio output device (COAXIAL)"] --> D["RCA coaxial digital cable"]
E["Device that outputs clock signal"] --> F["CLOCK SYNC OUTDigital outp"]
G["Connect cables for the pair set for line output (page 23). Sound will only be output from the selected pair."] --> H["XLR cables"]
I["If headphones are connected, sound will stop being output from the rear panel connectors."] --> J["The polarity of the XLR connectors can be set so that either 2 or 3 is HOT (page 23)."]
K["If you want to be able to control the volume from the amplifier, set LINE OUT LEVEL to "FIXED 0dB" or "FIXED +6dB" (page 23)."] --> L["Audio input (LINE IN, etc.)"]
M["Computer"] --> N["Included power cord"]
O["USB cable"] --> P["Connect a set of cables of one type or the other."]
Q["USB"] --> R["Connect cables for the pair set for line output (page 23). Sound will only be output from the selected pair."]
S["USB"] --> T["Connect cables for the pair set for line output (page 23). Sound will only be output from the selected pair."]
U["USB"] --> V["Connect cables for the pair set for line output (page 23). Sound will only be output from the selected pair."]
W["USB"] --> X["Connect cables for the pair set for line output (page 23). Sound will only be output from the selected pair."]
A ETHERNET port
Connect a commercially-available LAN cable to this port when you want to connect this unit to a wired network or the Internet.
- When switching input sources, this port is labeled "NET".
B OPTICAL digital audio input connector
Use this to input digital audio. Connect the optical digital audio output connector of an audio device to it.
Use a commercially-available optical digital cable with a square connector (TOSLINK) for connection.
C RCA COAXIAL digital audio input connector
Use this to input digital audio. Connect the coaxial digital audio output connector of an audio device to it.
Use a commercially-available RCA coaxial digital cable for connection.
D CLOCK SYNC input (10MHz IN) connector
Use this to input a synchronization signal (clock sync).
To input a 10MHz oscillator signal, connect the oscillator output here (page 29).
Use a commercially available BNC coaxial cable for connection.
- Clock sync is only possible when the input source is USB or NET (including USB flash drives).
E Analog audio output (LINE OUT) connectors
These output 2 channels of analog audio. Connect these XLR or RCA connectors to a stereo amplifier or powered speakers.
Use commercially available cables for connections.
XLR: balanced XLR cables
RCA: RCA audio cables
Connect this unit's R connector to the R connector of the amplifier and its L connector to the L connector of the amplifier.
- See "Line output" on page 23 for analog output settings.
F USB port (rear)
Use this to input digital audio from a computer. Connect it to a computer's USB port.
Use a commercially-available USB2.0 cable (A-B type) for this connection.
ATTENTION
Before connecting a computer that is running a Windows OS, you must install the dedicated driver on the computer (page 25).
Proper connection is not possible with a computer that does not have this driver installed.
G Maintenance port
This is used for maintenance. Do not connect anything to this port unless instructed to do so by our service department.
H Power inlet (\~IN)
Connect the supplied power cord here.
After all other connections are complete, connect the power cord's plug to a wall outlet.
Do not use any power cord other than the one included with this unit. Use of other power cords could result in fire or electric shock.
Unplug the cord from the outlet when not using the unit for a long time.
Complete all other connections before turning the unit on.
- Carefully read the manuals of the devices that you are connecting and follow their instructions when making connections.
- Do not bundle connecting cables with power cords. Doing so could cause noise.
- Connect all plugs completely.
USB flash drives
Connect USB flash drives to the USB port on the front of the unit. To play music files on a USB flash drive, set the input source to NET and use the app for playback.
●For details, see the TEAC HR Streamer User's Manual.

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TEAGDigital audio input (OPT/COAX IN)
This input connector can be used for both optical (OPT) and coaxial (COAX) connections.
Optical (OPT) connection
Use a commercially-available optical cable with a mini plug. To enable this input, turn the SOURCE knob to select OPTICAL2.

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TEAC OPT/COAX IN Optical mini plugCoaxial (COAX) connection
Use the included RCA conversion cable and a commercially-available RCA coaxial digital cable.
To enable this input, turn the SOURCE knob to select COAXIAL2.

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TEAG OPT/COAX IN RCA conversion cable RCA coaxial digital cable
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TELAC PHONESCAUTION
While wearing headphones, do not connect or disconnect them or turn the unit on or off.
Doing so could result in a sudden loud noise that could harm your hearing.
Before putting headphones on, always set the volume to minimum (display should show "0" when set to "STEP (0-100)" or "-∞ dB" when set to "dB") (page 17).
Precautions for use
Misuse of batteries could cause them to rupture or leak, which might result in fire, injury or the staining of nearby materials. Please carefully read and observe the precautions on page 3.
- When using the remote control, point it toward the remote control signal receiver on the main unit from a distance of 5 m (16 ft) or less. Do not place obstructions between the main unit and the remote control.
●The remote control might not work if the remote control signal receiver on the unit is exposed to direct sunlight or bright light. If this occurs, try moving the unit. - Beware that use of this remote control could cause the unintentional operation of other devices that can be controlled by infrared rays.
Installing batteries
Remove the cover from the back of the remote control and insert two AAA batteries with their / oriented as shown in the case. Replace the cover.

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Line drawing of a remote control device with handle and battery, showing internal components and directional arrows (no text or symbols)When to replace batteries
If the distance required between the remote and the main unit decreases or if the unit stops responding to the remote buttons, replace both batteries with new ones.
Dispose of the used batteries according to the instructions on them or requirements set by your local municipality.

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TEAC DSD Direct Smooth Signal VOLUME POWER ON CLOCK OPT/COAX IN SOURCE MENU PUSH ENTER PHONES OFF A B C D E F G H I J NT-505A POWER switch
Use to turn the unit on and off.
- If the display is dark even though the POWER switch is set to ON, the cause is usually one of the following.
●The power is on, but DIMMER (display brightness) is set to OFF (page 24).
●The automatic power saving function has put the unit into standby.
●The power cord is disconnected.
To turn the unit on, press the STANDBY/ON button on the remote control, or set the POWER switch to OFF once and then back to ON.
B CLOCK indicator
This shows the clock synchronization status.
Lit: The unit is synchronized with the clock from the CLOCK SYNC input (10MHz IN) connector.
Blinking: No clock is being input or the unit is not being synchronized.
Unlit: No clock sync is occurring.
- Clock sync is only possible when the input source is USB or NET (including USB flash drives).
- See page 23 for clock sync settings.
C Digital audio input (OPT/COAX IN) connector
Use to input digital audio (page 10).
Optical connection: Use an optical cable with a mini plug.
Coaxial connection: Use the included RCA conversion cable.
D SOURCE knob
Use to select the input source.
Use to change setting values when a menu item is shown.
Press to use as an ENTER button.
Turn when the menu is open to change the item shown or the setting value.
E MENU button
Press to enter setting mode (page 21).
Press when in setting mode to return to the previous screen.
F Remote control signal receiver
This receives signals from the remote control. When operating the remote control, point it at the remote control signal receiver.
G USB port (front)
Connect USB flash drives here.
●To play music files on a USB flash drive, set the input source to NET and use the app for playback.
- Do not connect a computer to the USB port on the front of the unit. To input audio from a computer, connect it to the USB port on the back of the unit.
- For details, see the TEAC HR Streamer User's Manual.
H PHONES jack
Connect headphones with a 3.5mm (1/8") stereo mini plug here (page 11).
●This headphone amp circuit uses a four-pole connector with independent left and right for grounding. Ordinary plugs with 3 or 4 poles can be used.
- When headphones are connected to this unit, headphone output will be turned on and audio will stop being output from the analog audio output (LINE OUT) connectors on the rear panel.
Wiring illustration

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L+ R+ L- R-I Display
This display shows information about the audio playing back and menu screens.
J VOLUME knob
Use to adjust the volume. Turn right to increase and left to decrease the volume.
- To enable adjustment of this unit's analog audio output volume, set LINE OUT LEVEL to VARIABLE ("Line output level" on page 23). This will enable adjustment of the analog output level using this unit's VOLUME knob.
●Volume settings are retained separately for analog audio output and headphone output.
You can use the upconversion function with all input sources (page 22).
The relationships between input sampling frequencies and sampling frequencies after upconversion are as follows.
| Input source Upconversion setting | |||||||
| Digital audio input | USB OFF 2× Fs | 4× Fs 8× Fs | DSD 256 | DSD 512 | |||
| Input sampling frequency | Sampling frequency after upconversion | ||||||
| [kHz] [kHz] [MHz] | |||||||
| 32 | - | 32 | 64 | 128 | 256 | 8.1 | 16.3 |
| 44.1 | 44.1 | 44.1 | 88.2 | 176.4 | 352.8 | 11.2 | 22.5 |
| 88.2 | 88.2 | 88.2 | 88.2 | 176.4 | 352.8 | 11.2 | 22.5 |
| 176.4 | 176.4 | 176.4 | 176.4 | 176.4 | 352.8 | 11.2 | 22.5 |
| - | 352.8 | 352.8 | 352.8 | 352.8 | 352.8 | 11.2 | 22.5 |
| - | 705.6 | 705.6 | 705.6 | 705.6 | 705.6 | 11.2 | 22.5 |
| 48 | 48 | 48 | 96 | 192 | 384 | 12.2 | 24.5 |
| 96 | 96 | 96 | 96 | 192 | 384 | 12.2 | 24.5 |
| 192 | 192 | 192 | 192 | 192 | 384 | 12.2 | 24.5 |
| - | 384 | 384 | 384 | 384 | 384 | 12.2 | 24.5 |
| - | 768 | 768 | 768 | 768 | 768 | 12.2 | 24.5 |
These values are not converted.
●The maximum upconversion is 8× Fs.
- Upconversion is not possible when the input is DSD.
- During MQA playback, 4× Fs upconversion will be used regardless of the setting.

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STANDBY/ON DIMMER a b c d e f g NET LINE Bluetooth OPTICAL USB COAXIAL 1 2 1 2 INFO DISPLAY HEADPHONE UPCONVERT MENU FILTER ENTER VOLUME + - m h i j k l m TEAC RC-1330When the main unit and the remote control both have buttons with the same functions, this manual explains how to use one of the buttons. The other corresponding button can be used in the same manner.
a STANDBY/ON button
Press to put the unit into standby mode or turn it on.
b Input selection buttons
Use to select the playback source.
●The LINE button has no function.
c INFO button
Press to show information, including upconversion (page 16).
d UPCONVERT button
Press to change the upconversion setting.
e FILTER button
Press to change the filter setting.
This changes the filter according to the input (PCM or DSD).
f MUTE button
Press to minimize the volume.
g DIMMER button
Press to adjust the brightness of the main unit's display.
h HEADPHONE button
Press to turn headphone output on and off.
When headphone output is turned off, sound is output from the analog audio output (LINE OUT) connectors.
i DISPLAY button
j MENU button
Press to enter setting mode (page 21).
Press when in setting mode to return to the previous screen.
k Up/down (^^/∨) buttons
Use to select setting items.
I ENTER button
Press to confirm the selected item.
m VOLUME (+/-) buttons
Use to adjust the volume.
When on
TEAC

NT-505
NETWORK PLAYER
After the above messages appear, the input source will be shown on the display.
Playback source information
The playback source information display will appear after turning the unit on as well as after about 7 seconds pass without operation when a setting screen is open.
The input signal format or volume is shown to the right of the playback source. Press the DISPLAY button on the remote control to change what is shown.
Display example
Playback source information displayed
Stopped
Playback source
USB
check
Shown when the connection is being checked
Playing back
USB
Input signal format
PCM
44.1k
Sampling frequency
Press the DISPLAY button on the remote control.
Volume display
USB
-45.5dB
Volume
Playback source name
This shows the name of the selected source.
The names on the display correspond to the selected connectors as follows.
The names in parentheses appear when switching.
USB (USB)
USB port on the rear panel
COAX1 (COAXIAL 1)
RCA COAXIAL digital audio input connector on the rear panel
COAX2 (COAXIAL 2)
Coaxial connection with the digital audio input (OPT/COAX IN) on the front panel
OPT1 (OPTICAL 1)
OPTICAL digital audio input connector on the rear panel
OPT2 (OPTICAL 2)
Optical connection with the digital audio input (OPT/COAX IN) on the front panel
NET (NETWORK)
ETHERNET port
Bluetooth (Bluetooth)
Bluetooth device
Input signal status
This shows the input source signal status.
Check
The connection is being checked.
PCM 32kHz
PCM 44.1kHz
PCM 48kHz
PCM 88.2kHz
PCM 96kHz
PCM 128kHz
PCM 176.4kHz
PCM 192kHz
PCM 256kHz
PCM 352.8kHz
PCM 384kHz
PCM 705.6kHz
PCM 768kHz
DSD 2.8MHz
DSD 5.6MHz
DSD 11.2MHz
DSD 22.5MHz
These show the input signal type and sampling frequency.
Playback format information display
Press the INFO button on the remote control during playback to show playback format information.
Example when the playback source is USB, COAX1, COAX2, OPT1 or OPT2
- The input signal and playback signal displays will be the same when the upconversion setting is "OFF".

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Input signal format PCM DSD 44.1kHz ⇒ 11.2MHz Input signal sampling frequency Playback signal format Playback sampling frequencyExample when the playback source is NET or Bluetooth

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Codec Playback signal format LDAC PCM 48kHz ⇒ 192kHz Input signal sampling frequency Playback sampling frequencyVolume display
Two types of volume can be shown: STEP and dB. This is set by the VOLUME TYPE setting (page 24).
The volume setting shown will be enlarged when you turn this unit's VOLUME knob.
VOLUME TYPE set to "STEP (0-100)"
Display example
VOL. 36
The maximum volume level is 100 and the minimum level is 0. Before connecting headphones, set the VOLUME knob to its minimum value (0). Failure to do so might cause sudden loud noises, which could harm your hearing or result in other trouble.
VOLUME TYPE set to "dB"
Display example
VOL. -62.0dB
The maximum volume level is 0 and the minimum level is - (negative infinity). Before connecting headphones, set the VOLUME knob to its minimum value (- ) . Failure to do so might cause sudden loud noises, which could harm your hearing or result in other trouble.
The set output level is shown when LINE OUT LEVEL is set to "FIXED 0dB" or "FIXED +6dB".
Example when VOLUME TYPE set to "dB"
USB + 0.0dB
- If VOLUME TYPE is set to "STEP (0-100)", "VOL. 86" will be shown when set to "FIXED 0dB" and "VOL. 90" will be shown when set to "FIXED +6dB".
When headphones are not connected and LINE OUT LEVEL is set to "OFF", "VOL. 0" or "-∞ dB" will be shown.
Example when VOLUME TYPE set to "dB"
USB - dB
When headphones are not connected and LINE OUT LEVEL is set to FIXED or OFF
Turning the VOLUME knob will cause the following to be displayed.
LINE OUT LEVEL set to FIXED
VOL. FIXED
LINE OUT LEVEL set to OFF
VOL. OFF
1 Shift the POWER switch to its ON position to turn the unit on.

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TEAC POWER ON OFF- If a stereo amplifier is connected to this unit, always turn its power ON very last.
2 Turn the SOURCE knob to select the input source.

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TEAC SOURCE PUSH ENTERThe selected source appears on the display.
- You can also use the input selection buttons on the remote control.
- If the input signal is not a digital audio signal or is an audio signal format that is not supported by this unit, such as Dolby Digital or DTS, no audio will be output. Set the digital output of the connected device to PCM audio output.
- To play back audio files when this unit is set to USB, you must first install a dedicated driver on the computer before connecting them (page 25).
●DSD data can only be played back when the input source is USB or NET (including USB flash drives) or when using DoP format digital input. - To use NET or the front USB port, install the TEAC HR Streamer (free) on a smartphone or tablet, and connect it to the same network as the unit.
3 Operate the playback device.
Refer to the operation manual of that device.
4 Adjust the volume.
When using the line outputs
When LINE OUT LEVEL is set to VARIABLE, turn this unit's VOLUME knob to adjust the volume.
When LINE OUT LEVEL is set to any other setting, the volume cannot be adjusted from this unit. Use the stereo amplifier or other device connected to this unit to adjust the volume.
When headphones are connected to this unit
Turn this unit's VOLUME knob to adjust the volume.
- When this unit's VOLUME knob is enabled, the volume setting will be shown.
Bluetooth® notes
When using this unit with a mobile phone or other Bluetooth devices, they should be no more than about 10 m (33 ft) apart.
Depending on the circumstances of use, however, the effective transmission distance might be shorter.
Wireless communication with every device that supports Bluetooth wireless technology is not guaranteed.
To determine the compatibility between this unit and another device that supports Bluetooth wireless technology, refer to that device's operation manual or contact the shop where you purchased it.
Profiles
This unit supports the following Bluetooth profiles.
●A2DP (Advanced Audio Distribution Profile)
●AVRCP (Audio/Video Remote Control Profile)
In order to transfer audio using Bluetooth wireless transmission, the Bluetooth device must support A2DP.
In order to control playback on the Bluetooth device, it must support AVRCP.
Even if a Bluetooth device supports the same profiles, though, its functions might differ according to its specifications.
Codecs
This unit supports the following codecs. It will automatically select one of them during audio transfer.
•SBC
• AAC
- Qualcomm® aptX™ audio
- Qualcomm® aptX™ HD audio
•LDAC
The unit will select the appropriate codec to use according to the codec compatibility of the other Bluetooth device and communication conditions.
LDAC is an audio coding technology developed by Sony that enables the transmission of High-Resolution (Hi-Res) Audio content, even over a Bluetooth connection.
Unlike other Bluetooth compatible coding technologies such as SBC, it operates without any down-conversion of the Hi-Res Audio content*, and allows approximately three times more data** than those other technologies to be transmitted over a Bluetooth wireless network with unprecedented sound quality, by means of efficient coding and optimized packetization.
* excluding DSD format contents
** in comparison with SBC (Subband Coding) when the bitrate of 990 kbps (96/48 kHz) or 909 kbps (88.2/44.1 kHz) is selected
NOTE
- You cannot select the codec to be used by pressing a button, for example.
- Due to characteristics of Bluetooth wireless technology, playback from a Bluetooth device will be slightly delayed compared to playback from this unit.
Content protection
This unit supports SCMS-T as a form of content protection when transmitting audio, so it can play protected audio.
Transmission security
This unit supports security functions during Bluetooth wireless transmission in accordance with the Bluetooth standard specifications, but it does not guarantee the privacy of such transmissions.
TEAC CORPORATION will bear no responsibility should an information leak occur during Bluetooth wireless transmission.
Pairing with another Bluetooth device
Pairing this unit with another Bluetooth device is necessary the first time it is used and when connecting to a different Bluetooth device for the first time.
1 Turn the SOURCE knob to select Bluetooth.
Bluetooth
check
2 Enable Bluetooth transmission on the other Bluetooth device.
3 Press and hold the SOURCE knob to enter pairing mode.
PAIRING...
●"PAIRING..." blinks when pairing.
4 On the other Bluetooth device, select "NT-505" (this unit).
After this unit enters pairing mode, pair with it from the other Bluetooth device.
For details, refer to the operation manual of that Bluetooth device.
After connection, the display will show the name of the connected device, followed by the input source.
Display example
CONNECTED TO iPhone 001

Bluetooth VOL. 6
Playback from a Bluetooth device
- Pair this unit the first time you use it and when you want to connect it with a different Bluetooth device for the first time (page 19).
- When pairing or connecting with another Bluetooth device, they should be within a few meters of each other. If they are too far apart, pairing and connection afterwards might become impossible.
1 Enable Bluetooth transmission on the other Bluetooth device.
2 Turn the SOURCE knob to select Bluetooth.
This sets the source to Bluetooth.
●You can also use the Bluetooth button on the remote control.
Display example
Bluetooth
check

CONNECTED TO iPhone 001

Bluetooth VOL. 6
This unit will search for paired devices and automatically connect to one if found.
ATTENTION
Depending on the source device, you might also need to conduct connection operations on it.
If you are unable to connect it successfully, refer to the operation manual of the source device.
Changing the connected device
1 Press the SOURCE knob to show DEVICE SELECT.
The bottom line of the display shows the name of the last connected device.
Display example

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MENU DEVICE SELECT Player_1Name of last connected device
2 Turn the SOURCE knob to show already paired Bluetooth devices.
●The unit can remember a maximum of eight device pairings.
- If no paired device is available, the display will appear as follows.
MENU
DEVICE SELECT NO PAIRED DEVICE
- Press and hold the ENTER button to enter pairing mode (page 19).
●The first 16 characters of the device name are shown. - If characters other than English letters and numbers are included in the device name, it will not be shown properly.
3 Press the SOURCE knob to connect.
After connection, the display will show the input source.
ATTENTION
Regardless of the connection status of this unit and the other Bluetooth device, if the input source is not shown, restart both this unit and the other device and then connect them again.
NOTE
Depending on the source device, you might also need to conduct connection operations on it.
If you are unable to connect it successfully, refer to the operation manual of the source device.
4 Start playback on the other Bluetooth device.
- Confirm that the volume is turned up on the other Bluetooth device. If you do not turn up the volume on the playback device, no sound might be output from this unit.
NOTE
Press and hold the MENU button to clear a paired device.
1 Press the MENU button to open the menu screen.

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TEAC MENU2 Turn the SOURCE knob to show the item that you want to set.

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TEAG SOURCE PUSH ENTER- You can also use the up and down (∧, ∨) buttons on the remote control.
The menu items appear in the following order.

flowchart
graph TD
A["UPCONVERT"] --> B["↓"]
B --> C["DIGITAL FILTER(PCM)"]
C --> D["↓"]
D --> E["DIGITAL FILTER(DSD)"]
E --> F["↓"]
F --> G["CLOCK SYNC"]
G --> H["↓"]
H --> I["LINE OUT SELECT"]
I --> J["↓"]
J --> K["LINE OUT LEVEL"]
K --> L["↓"]
L --> M["DIMMER"]
M --> N["↓"]
N --> O["VOLUME TYPE"]
O --> P["↓"]
P --> Q["DISPLAY TYPE"]
Q --> R["↓"]
R --> S["AUTO POWER SAVING"]
S --> T["↓"]
T --> U["Version info"]
3 Press the SOURCE knob.

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TRACK SOURCE PUSH ENTER●You can also press the ENTER button on the remote control.
●The currently set value is shown on the display.
4 Turn the SOURCE knob to change the setting value.
- You can also use the up and down (∧, ∨) buttons on the remote control.
- Press the MENU button to return to setting item selection.
5 Press the SOURCE knob.
●You can also press the ENTER button on the remote control.
6 When you are done changing settings, press the MENU button to show the input source status again.

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TEAC MENU- If you do not do anything for about 7 seconds, the display will return to showing the input source status.
Upconversion
Use to activate the upconversion circuit when receiving PCM signals.
- See page 13 for the relationships between input sampling frequencies and sampling frequencies after upconversion.
- During MQA playback, 4× Fs upconversion will be used regardless of the setting.
MENU
UPCONVERT OFF
OFF
The original input signal is sent directly to the D/A converter without upconversion.
2× Fs
If the input audio signal is less than 2× a standard sampling frequency, it is upconverted 2× and then sent to the D/A converter.
4× Fs
If the input audio signal is less than 4× a standard sampling frequency, it is upconverted 4× and then sent to the D/A converter.
8×Fs
If the input audio signal is less than 8× a standard sampling frequency, it is upconverted 8× and then sent to the D/A converter.
DSD 256
DSD 512
The input source is converted to DSD digital format, and then sent to the D/A converter.
PCM digital filter
This sets the type of digital filter used when converting PCM signals from digital to analog.
MENU
DIGITAL FILTER(PCM) OFF
Sharp roll off
An FIR filter with a steep roll-off is used to sharply cut signals outside the audio band.
Slow roll off
An FIR filter with a slow roll-off is used to gently cut signals outside the audio band.
Short Delay Sharp
A short delay filter with a steep roll-off is used to sharply cut signals outside the audio band.
Short Delay Slow
A short delay filter with a slow roll-off is used to gently cut signals outside the audio band.
Low dispersion
A short delay filter with low dispersion that improves lag characteristics in high frequencies is used.
OFF
No digital filter is used.
- When receiving signals at 352.8 kHz, 384 kHz, 705.6 kHz or 768 kHz, the digital filter will be disabled during playback regardless of this setting.
- During MQA playback, the PCM digital filter setting is disabled and Short Delay Slow is used.
Note about the digital filter during PCM playback
FIR-type digital filters
This type of filter has an established reputation for sound quality and features tonal quality with both dense, rich sound reverberations and crisp sound transients.
Short Delay-type digital filters
This type of filter has no pre-echo in the impulse response and features natural sound attack and reverberation for a tonal quality that is close to the original.
DSD digital filter
This sets the type of digital filter used when converting DSD signals from digital to analog.
MENU
DIGITAL FILTER(DSD) WIDE
NARROW
The cutoff frequency will be set according to the DSD signal as follows.
| DSD signal Cutoff frequency |
| 2.8 MHz 39 kHz |
| 5.6 MHz 78 kHz |
| 11.2 MHz 156 kHz |
| 22.5 MHz 312 kHz |
WIDE
The cutoff frequency will be set according to the DSD signal as follows.
| DSD signal Cutoff frequency |
| 2.8 MHz 76 kHz |
| 5.6 MHz 152 kHz |
| 11.2 MHz 304 kHz |
| 22.5 MHz 608 kHz |
Clock sync
- Clock sync is only possible when the input source is USB or NET (including USB flash drives).
MENU
CLOCK SYNC OFF
OFF
No clock sync is used.
ON
This unit's master clock will be synchronized to the 10MHz clock input through the CLCOK SYNC input (10MHz IN) connector.
Line output
Use to select the connectors that output analog audio.
- Output through both the RCA connectors and the XLR connectors at the same time is not possible.
MENU
LINE OUT SELECT RGA
RCA
Output through the RCA connectors.
XLR (HOT 2)
Output through the XLR connectors with 2: HOT polarity.
XLR (HOT 3)
Output through the XLR connectors with 3: HOT polarity.
Line output level
Use to select audio level output from the analog audio output (LINE OUT) connectors.
MENU
LINE OUT LEVEL FIXED 0dB
FIXED 0dB
A maximum of 2 Vrms is output. Select this if you want to adjust the volume using an amplifier.
●No sound will be output if headphones are connected.
FIXED +6dB
A maximum of 4 Vrms is output. Select this if you want to adjust the volume using an amplifier.
●No sound will be output if headphones are connected.
- If the sound distorts, set this to FIXED 0dB.
VARIABLE
This will enable adjustment of the analog output level using the VOLUME knob. Select this if you want to adjust the volume using this unit.
●No sound will be output if headphones are connected.
OFF
No sound is ever output.
Display brightness
MENU
DIMMER
BRIGHT
DARK
Dark
SLIGHTLY BRIGHT
Lit dimly
BRIGHT
Lit brightly
AUTO OFF
Unlit automatically
●The display stays unlit even when the unit is on.
Volume display
This sets how the volume is shown.
MENU
VOLUME TYPE
STEP (0-100)
STEP (0-100)
This shows the volume in steps from 0 (minimum) to 100 (maximum).
dB
This shows the volume in decibels (dB).
Screen indication
Select the information shown to the right of the playback source.
MENU
DISPLAY TYPE
volume
volume
The volume will be shown.
sampling freq.
Information about the playback source will be shown.
Automatic power saving function
This unit has an automatic power saving function.
●The automatic power saving function is on when the unit is shipped new from the factory.
MENU
AUTO POWER SAVING ON
OFF
The automatic power saving function is disabled.
ON
The unit will automatically enter standby mode if no audio is output and no operation is conducted for about 30 minutes.
Information display
This shows the version of the firmware used by the unit.
MENU
Version info
SYSTEM
SYSTEM
The firmware version of the microcomputer
USB
The firmware version of the USB module
Bluetooth
The firmware version of the Bluetooth module
NETWORK
The firmware version of the network module
Installing the driver
This unit can be connected with computers running the following operating systems. Operation with other operating systems is not guaranteed (as of November, 2017).
When using Mac
The driver works with the following versions.
OS X Lion (10.7)
OS X Mountain Lion (10.8)
OS X Mavericks (10.9)
OS X Yosemite (10.10)
OS X El Capitan (10.11)
macOS Sierra (10.12)
macOS High Sierra (10.13)
This unit will run with the standard OS driver, so there is no need to install a special driver.
A dedicated driver must be installed on the computer, however, to use Bulk Pet.
When using Windows
The driver works with the following versions.
Windows 7 (32/64-bit)
Windows 8 (32/64-bit)
Windows 8.1 (32/64-bit)
Windows 10 (32/64-bit)
Installing the driver on the computer
In order to play audio files stored on a computer through this unit, you must install a dedicated driver on that computer beforehand. Download the dedicated driver from the TEAC Global Site.
TEAC Global Site
http://www.teac-global.com/
ATTENTION
Install the dedicated driver before connecting the unit with the computer by USB.
If you connect this unit with a computer before installing the driver, it will not work properly.
- For instructions about driver installation procedures, access the Downloads page from the TEAC Global site (http://teac-global.com/).
- Depending on the combination of hardware and software, proper operation might not be possible even with the above operating systems.
About transmission mode
This unit can transfer data using Isochronous or Bulk Pet mode.
The sampling frequencies that can be transmitted are 44.1, 48, 88.2, 96, 176.4, 192, 352.8, 384, 705.6 and 768 kHz.
When properly connected, you will be able to select "TEAC USB AUDIO DEVICE" as an audio output from the computer OS.
- During data transfer, the audio data sent from the computer will be processed using this unit's clock, enabling the amount of jitter that occurs during data transmission to be reduced.
Downloading playback application TEAC HR Audio Player
You can download Mac and Windows versions of our free TEAC HR Audio Player application that supports playback of DSD files from the TEAC Global Site (http://teac-global.com/).
TEAC HR Audio Player setting note
To play 22.5MHz DSD recordings with TEAC HR Audio Player, open the Configure window and set the "Decode mode" to "DSD Native."
To play formats other than 22.5MHz DSD, you can set this to either "DSD over PCM" or "DSD Native" as you like.
For details, see "Selecting DSD decoding mode" in the TEAC HR Audio Player Owner's Manual.
Playing back audio files from a computer
1 Connect the USB port on the back of this unit to the computer using a USB cable.

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USB cable USB COA/UAL COM/IE OPTICAL SIGNAL ID MOSO BOX- Use a cable with a connector that matches that of this unit.
2 Turn the computer on.
- Confirm that the operating system has started properly.
3 Shift the POWER switch to its ON position to turn the unit on.

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TEAG POWER ON OFF4 Turn the SOURCE knob to select USB.

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TEAC SOURCE PUSH ENTER5 Start playback of an audio file on the computer.
By maximizing the output volume from the computer and adjusting the volume output from the stereo amplifier, better sound quality can be achieved.
Minimize the stereo amplifier volume before beginning play-back. Then, gradually increase it.
When using headphones connected to this unit, turn the VOLUME knob counterclockwise to minimize the volume before putting them on. Then, gradually increase it.
●The computer and this unit cannot control each other.
- Do not do any of the following when playing back an audio file via USB. Doing so could cause the computer to malfunction. Always quit the audio playback software before doing any of the following.
●Unplugging the USB cable
●Turning the unit off or putting it into standby mode
●Changing the current input selection
- When playing back an audio file via USB, computer operation sounds will also be output. If you do not want these sounds to be output, make appropriate settings on the computer to turn them off.
- If you connect this unit with the computer or change its input to USB after starting the audio playback software, audio files might not play back correctly. If this should occur, restart the audio playback software or restart the computer.
MQA (Master Quality Authenticated)
MQA is an award-winning British technology that delivers the sound of the original master recording. The master MQA file is fully authenticated and is small enough to stream or download.
Visit mqa.co.uk for more information.
The NT-505 includes MQA technology, which enables you to play back MQA audio files and streams, delivering the sound of the original master recording.
'MQA' or 'MQA.' indicates that the product is decoding and playing an MQA stream or file, and denotes provenance to ensure that the sound is identical to that of the source material. "MQA." indicates it is playing an MQA Studio file, which has either been approved in the studio by the artist/producer or has been verified by the copyright owner.
- This unit can decode MQA streams and files only when the play-back source is NET.
Display example during MQA playback
NET
MQA
PCM 352.8k
Original sampling frequency
Troubleshooting
If you experience a problem with the unit, please take a moment to review the following information before requesting service. If it still does not operate correctly, contact the retailer where you purchased the unit.
General
The unit does not turn on.
→Check that the power cord is completely plugged into the power outlet. If the outlet is switched, confirm that the switch is in the ON position.
→Connect a different electrical device to the outlet to confirm that it is supplying power.
If the automatic power saving function has caused the unit to enter standby, press the remote control STANDBY/ON button to turn the unit on again.
No sound is output.
If a stereo amplifier is connected to this unit, adjust its volume.
→If you are using headphones connected to this unit, use the VOLUME knob to adjust the volume.
→Use the SOURCE knob to select the input that is connected to the source that you want to hear.
→Reconfirm the connections with other equipment.
There is a humming noise.
If a connecting cable is near a power cord, fluorescent light or similar cause of interference, increase the distance between them as much as possible.
There is no sound from one side of the headphones.
→Confirm that the headphones plug is inserted completely.
Clock sync
The CLOCK indicator does not stop blinking.
→Set clock synchronization to OFF when not using it.
→Synchronization with the clock signal being input might not be possible. Check the connections of the clock sync connectors and the settings of the connected device.
Connections with a computer
Computer does not recognize this unit.
→ See page 25 for information about supported operating systems. Operation with unsupported operating systems is not guaranteed.
Noise occurs.
Starting other applications during playback of an audio file may interrupt playback or cause noise. Do not start other applications during playback.
When the unit is connected to a computer via a USB hub, for example, noise might be heard. If this occurs, connect the unit directly to the computer.
Audio files cannot be played back.
Connect this unit to the computer, and set this unit's input to USB before launching audio playback software.
If you connect this unit to the computer or set its input to USB after launching audio playback software, audio files might not play back properly.
Bluetooth function
Cannot show device name.
→This unit does not support the display of symbols or double-byte characters, including Japanese and Chinese.
Use only English letters and numbers for the names of Bluetooth devices connected to this unit.
Cannot change connected Bluetooth device.
→This unit cannot have Bluetooth connections to multiple Bluetooth devices at the same time.
To change the device connected with this unit by Bluetooth, end the connection with the currently connected Bluetooth device before connecting to another Bluetooth device.
Since this unit uses a microcontroller, external noise and other interference can cause the unit to malfunction. If this occurs, unplug the power cord, wait for a while, and then turn the unit on again and restart operations.
Restoring default settings
1 While pressing and holding the MENU button, set the POWER switch to ON.

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TEAC POWER ON OFF MENU2 Release the MENU button when the FACTORY RESET menu appears.
MENU
FACTORY RESET ARE YOU SURE?
3 Press the SOURCE knob.
Resetting begins when "Please wait!" appears.
Please wait!
The playback source display screen will appear after resetting completes.
Display example
USB
-45.5dB
ATTENTION
- Do not put the unit in standby until the playback source display screen appears.
- This operation will restore all settings, including network settings, to their default values.
- The factory default settings are the setting values shown in the screen images used in the explanations in this manual.
Analog audio outputs
Connectors
XLR connectors.... 1 pair (L/R)
RCA connectors 1 pair (L/R)
Output impedance .... XLR: 188 Ω
RCA: 150 Ω
Maximum output level (1 kHz/full-scale, into 10 kΩ)
FIXED 0dB.... XLR/RCA: 2.0 Vrms
FIXED +6dB XLR/RCA: 4.0 Vrms
VARIABLE.... XLR: 12 Vrms
RCA: 6 Vrms
Frequency response* 5 Hz - 80 kHz (+1 dB/-5 dB)
S/N ratio* 110 dB (A-Weight, 1 kHz)
Distortion ^* 0.0015% (1 kHz, LPF: 20 Hz – 20 kHz)
*Measurement conditions
Input signal: 192kH 24-bit PCM
Measurement output: RCA
PCM digital filter: off
Headphones output
Connector.... 3.5mm 4-pole stereo mini jack × 1
Maximum effective output 500 mW + 500 mW (into 32 Ω)
Compatible impedance range 16-600 Ω
Digital audio inputs\*\*
COAXIAL digital.... RCA connector × 1
(3.5mm mini plug connection also possible using RCA-mini plug
adapter cable)
(0.5 Vp-p, 75 Ω)
OPTICAL digital.... Square connector × 1
Round connector ^*** × 1
(-24.0 to -14.5dBm peak)
USB flash drive.... USB Type A port (front) × 1
(USB 2.0 compliant)
USB ...... USB Type B port (rear) × 1
(USB 2.0 compliant)
LAN 1000BASE-T
PCM data sampling frequency
COAXIAL digital
32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz
OPTICAL digital
32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz
USB ..... 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz,
352.8 kHz, 384 kHz, 705.6 kHz, 768 kHz
USB flash drive/Network
32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz,
352.8 kHz, 384 kHz
Quantization bit depth
COAXIAL digital/OPTICAL digital....16/24-bit
USB/USB flash drive/Network 16/24/32-bit
DSD data sampling frequency
COAXIAL digital/OPTICAL digital 2.8 MHz
(supported using 176.4kHz/24-bit DoP transmission)
USB 2.8 MHz, 5.6 MHz, 11.2 MHz, 22.5 MHz
USB flash drive/Network 2.8/5.6 MHz
**See the TEAC HR Streamer User's Manual for details about USB flash drives and networks.
***This input connector can be used for both optical and coaxial connections.
Bluetooth function
Bluetooth version.... 4.0
(transmission distance without obstructions ^xxxx ..... 10 m)
Supported profiles.... A2DP, AVRCP
Supported A2DP codecs..... SBC, AAC, Qualcomm® aptX™ audio,
Qualcomm® aptX™ HD audio, LDAC
Supported A2DP content protection.....SCMS-T
Maximum number of stored pairings 8
^**** The transmission distance is approximate. The transmission distance could vary depending on the surrounding environment and electromagnetic waves.
Clock sync input
Connector....BNC
Input sampling frequency 10 MHz
Input impedance 50 Ω
Input level.....Rectangle wave: equivalent to TTL levels
Sine wave: 0.5 to 1.0 Vrms
General
Power supply
Model for Europe.... AC 220–240 V, 50/60 Hz
Model for U.S.A./Canada.... AC 120 V, 60 Hz
Power consumption.... 20 W
Standby power 0.4 W (in standby mode)
External dimensions (W × H × D including protrusions)
290 mm × 81.2 mm × 248.7 mm
(11 1/2"×3 1/4"×9 7/8")
Weight 3.9 kg (8 5/8 lb)
Operating temperature.... +5°C to +35°C
Operating humidity range .... 5% to 85% (no condensation)
Storage temperature range.... -20°C to +55°C
Included accessories
Power cord × 1
RCA conversion (RCA to mini plug) cable × 1
Remote control (RC-1330) × 1
Batteries for remote control (AAA) × 2
Owner's manual (this document, including warranty) × 1
- For information about the warranty, users living in the USA and Canada should see pages 86–87 and the back cover (warranty document). Users living in Europe and other regions should see page 87.
- The TEAC HR Streamer User's Manual can be downloaded from the TEAC Global Site (http://www.teac-global.com/).
●Design and specifications are subject to change without notice.
●Weight and dimensions are approximate.
●Illustrations in this manual might differ slightly from production models.

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CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN ATTENTION : POUR RÉDUIRE LE RISQUE D'ÉLECTROCUTION, NE RETIREZ PAS LE CAPOT (OU L'ARRIÈRE). AUCUNE PIÈCE INTERNE N'EST RÉPARABLE PAR L'UTILISATEUR. CONFIEZ TOUTE RÉPARATION À UN SERVICE APRÈS-VENTE QUALIFIÉ.
The MQA logo is a trade mark of MQA Limited.
"DSD" is a registered trademark.
The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by TEAC CORPORATION is under license.
Qualcomm aptX is a product of Qualcomm Technologies, Inc. and/or its subsidiaries.
Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries. aptX is a trademark of Qualcomm Technologies International, Ltd., registered in the United States and other countries.
Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.
Apple, Mac, OS X, macOS, iPad, iPhone and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries.
App Store is a service mark of Apple Inc.
Android is a trademark of Google Inc.
LDAC™ and LDAC logo are trademarks of Sony Corporation.
Bulk Pet is a registered trademark of INTERFACE CO., LTD.
MQA (Master Quality Authenticated)....55
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L+ R+ L- R-I Écran
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USB -45.5dB Volumetext_image
TEAC SOURCE PUSH ENTER•SBC
●AAC
- Qualcomm® aptX™ audio
- Qualcomm® aptX™ HD audio
•LDAC
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TEAC SOURCE PUSH ENTERDIGITAL FILTER(DSD) WIDE
NARROW
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TEAC SOURCE PUSH ENTERMQA (Master Quality Authenticated)
32 kHz, 44, 1 kHz, 48 kHz, 88, 2 kHz, 96 kHz, 176, 4 kHz, 192 kHz
Numérique OPTICAL
32 kHz, 44,1 kHz, 48 kHz, 88,2 kHz, 96 kHz, 176,4 kHz, 192 kHz
USB ..... 44,1 kHz, 48 kHz, 88,2 kHz, 96 kHz, 176,4 kHz, 192 kHz
352,8 kHz, 384 kHz, 705,6 kHz, 768 kHz
Clé USB/réseau....32 kHz, 44,1 kHz, 48 kHz, 88,2 kHz, 96 kHz,
176,4 kHz, 192 kHz, 352,8 kHz, 384 kHz
Qualcomm® aptX™ HD audio, LDAC
Protection de contenu A2DP prise en charge ..... SCMS-T
Dimensions externes (L × H × P) (saillies incluses)
290 mm × 81,2 mm × 248,7 mm
Poids 3,9 kg
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Symbolic icon of a person climbing a ladder inside a circle (no text or symbols)The MQA logo is a trade mark of MQA Limited.
"DSD" is a registered trademark.
The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by TEAC CORPORATION is under license.
Qualcomm aptX is a product of Qualcomm Technologies, Inc. and/or its subsidiaries.
Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries. aptX is a trademark of Qualcomm Technologies International, Ltd., registered in the United States and other countries.
Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.
Apple, Mac, OS X, macOS, iPad, iPhone and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries.
App Store is a service mark of Apple Inc.
Android is a trademark of Google Inc.
LDAC™ and LDAC logo are trademarks of Sony Corporation.
Bulk Pet is a registered trademark of INTERFACE CO., LTD.
MQA (Master Quality Authenticated)....83
Solución de problemas....83
Especificaciones 85
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A Internet a NAS b Router Wi-Fi™ Cable LAN c iPad, iPhone, etc. d NT-505 TEAC DSD VOLUME NAT-505natural_image
Line drawing of a remote control device with handle and battery, showing internal mechanism (no text or symbols)G Puerto USB (frontal)
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TEAC SOURCE PUSH ENTER•SBC
• AAC
- Qualcomm® aptX™ audio
- Qualcomm® aptX™ HD audio
•LDAC
DIGITAL FILTER(DSD) WIDE
NARROW
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TEAC SOURCE PUSH ENTERMQA (Master Quality Authenticated)
Qualcomm® aptX™ HD audio, LDAC
Warranty provisions (United States and Canada only)
Length of Warranty
The parts and labor warranty will be effective for one (1) year from the date of the original purchase for products not used for commercial purposes. For products used commercially, the warranty is ninety (90) days for magnetic heads and optical pickups, one (1) year for all other parts and ninety (90) days for labor.
Who Is Covered Under This Warranty
This warranty is valid only in the United States or Canada, dependent upon the country in which original purchase was made, and enforceable only by the original purchaser within the country in which the purchase was made.
This warranty is not valid if the product was purchased through an unauthorized dealer.
What Is Not Covered Under This Warranty
●Damage to or deterioration of the external cabinet.
●Damage resulting from accident, misuse, abuse, or neglect.
- Damage resulting from failure to follow instructions contained in the products owners' manual or otherwise provided with the product.
●Damage occurring during shipment of the product (Claims must be presented to the carrier).
●Damage resulting from the repair or attempted repair by anyone other than TEAC or an authorized TEAC service station.
- Damage resulting from modification or attempted modification of product not authorized by TEAC.
●Damage resulting from causes other than product defects, including lack of technical skills, competence, or experience of the user.
- Damage to any unit that has been altered or which the serial number has been defaced, modified or removed.
What TEAC Will Pay For
TEAC will pay all labor and material expenses for items covered by the warranty. Payment of shipping charges is covered in the next section.
How To Obtain Warranty Service
Your unit must be serviced by an authorized TEAC service station within the country in which the product was purchased. If you are unable to locate an authorized service station in your area, please contact TEAC at the applicable address shown at the end of this warranty statement. PLEASE DO NOT RETURN YOUR UNIT TO TEAC WITHOUT OUR PRIOR AUTHORIZATION. You must pay shipping charges if it is necessary to ship the product for service. However, if the necessary repairs are covered by warranty, we will pay the return shipping charges to any destination within the country in which the product was purchased. Whenever warranty service is required, you must present the original dated sales receipt, or other proof indicating the purchase place and date, as proof of warranty coverage.
LIMITATION OF IMPLIED WARRANTIES
ALL IMPLIED WARRANTIES, INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO THE LENGTH OF THIS WARRANTY.
EXCLUSION OF DAMAGES
TEAC'S LIABILITY FOR ANY DEFECTIVE PRODUCT IS LIMITED TO REPAIR OR REPLACEMENT OF THE PRODUCT, AT TEAC'S OPTION. TEAC SHALL NOT BE LIABLE FOR DAMAGE BASED UPON INCONVENIENCE, LOSS OF USE OF THE PRODUCT, INTERRUPTED OPERATION, COMMERCIAL LOSS OR LOST PROFITS, OR ANY OTHER DAMAGES, WHETHER INCIDENTAL, CONSEQUENTIAL, PUNITIVE OR OTHERWISE.
SOME STATES OR PROVINCES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS AND/OR DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO YOU.
THIS WARRANTY GIVES YOU SPECIFIC RIGHTS, AND MAY VARY FROM SOME OF THE RIGHTS PROVIDED BY LAW. THESE RIGHTS MAY VARY FROM STATE TO STATE OR PROVINCE TO PROVINCE.
This product is subject to the legal warranty regulations of the country of purchase. In case of a defect or a problem, please contact the dealer where you bought the product.
In countries/regions other than the USA, Canada and Europe
This warranty gives you specific legal rights, and you may also have other rights that vary by country, state or province.
If you have a warranty claim or request, please contact the dealer where you bought the product.
Dealer's address/Adresse du revendeur
TEAC
| Japan: | 1-47 Ochiai, Tama-shi, Tokyo 206-8530, Japan |
| TEAC CORPORATION | Phone: +81-42-356-9156 |
| USA/Latin America: | 18 Park Way, Upper Saddle River, NJ 07458, U.S.A. |
| Onkyo U.S.A. Corporation | Phone: +1-201-785-2600 |
| Canada: | 10410 Pioneer Blvd. Suite #1, Santa Fe Springs, California 90670, U.S.A. |
| TEAC AMERICA, INC. | Phone: +1-323-726-0303 |
| Europe: | Möslbichl 78, 6250 Kundl, Austria |
| Aqipa GmbH | Phone: +49 89 2170 497 99 |