TEAC UD505X - Earphones

UD505X - Earphones TEAC - Free user manual and instructions

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Product type Headphone amplifier/USB DAC
Brand TEAC
Model UD-505-X
Dimensions (W × H × D) 290 mm × 84.5 mm × 248.7 mm
Weight 4.1 kg
Power supply AC 220-240 V (Europe) / 120 V (USA/Canada), 50/60 Hz, 18 W (standby 0.4 W)
Digital audio inputs Coaxial RCA, optical Toslink, USB type B
Analog audio input RCA (L/R)
Analog audio outputs XLR (1 pair), RCA (1 pair) – fixed or variable level
Headphone outputs Stereo 6.35 mm jacks × 2 (unbalanced/balanced), 4.4 mm 5-pole jack × 1 (balanced)
Headphone power (32 Ω) 500 mW + 500 mW (unbalanced, one pair) / 700 mW + 700 mW (balanced)
Bluetooth Version 4.2, profiles A2DP/AVRCP, codecs SBC, AAC, aptX, aptX HD, LDAC
Upsampling PCM up to 8× Fs, conversion to DSD 256/512
PCM sampling frequencies (USB) Up to 768 kHz / 32 bits
DSD sampling frequencies (USB) Up to 22.5 MHz (DSD512)
Sync clock input BNC 10 MHz
Remote control Yes (RC-1330) with AAA batteries
Maintenance and cleaning Soft cloth slightly dampened with diluted neutral detergent. Do not use chemical products.
Safety Do not open the casing, do not expose to water/rain, unplug during storms, use only the supplied power cord.
Spare parts and repairability No user-serviceable parts. Contact the dealer or an authorized service center.
Warranty 1 year parts and labor (USA/Canada), legal warranty according to country of purchase (Europe).

Frequently Asked Questions - UD505X TEAC

Which operating systems are compatible with the TEAC UD-505-X?
Windows 7/8/8.1/10 (32/64 bit) requires installing a dedicated driver. macOS from OS X Yosemite (10.10) works without additional driver (except for Bulk Pet mode which requires a driver).
How to connect a balanced headphone?
Use the 4.4 mm stereo 5-pole jack or the 6.35 mm jacks in balanced mode. In the menu, set HEADPHONE 6.3mm or HEADPHONE 4.4mm to BALANCED or ACTIVE GROUND according to your headphone's specifications.
What to do if no sound comes out of the headphone?
Check that the headphone output is enabled (HEADPHONE button). Make sure the volume is not zero and the input source is correctly selected. If you are using an unbalanced headphone, check that the HEADPHONE 6.3mm setting is on UNBALANCED.
How to perform a factory reset?
Hold down the MENU button while switching the POWER switch to ON. Release MENU when FACTORY RESET appears. Press INPUT to confirm. Wait for the source screen to reappear before using the device.
Bluetooth won't connect, what to do?
Make sure both devices are in pairing mode. To put the UD-505-X in pairing mode, select Bluetooth as the source, then press and hold INPUT until PAIRING... appears. On your Bluetooth device, select 'UD-505-X'. Check that the distance does not exceed 10 m and that no obstacles interfere.
What is the upconversion (upsampling) function?
Upsampling increases the sampling frequency of PCM signals before digital-to-analog conversion. You can choose OFF, 2×, 4×, 8×, or convert to DSD 256/512. This can improve sound quality according to your preferences.
Can I use the UD-505-X without a computer?
Yes, it works as a standalone DAC and headphone amplifier. Connect your audio sources (CD player, TV, etc.) via digital inputs (coaxial, optical) or analog. You can also stream via Bluetooth from a smartphone or tablet.
How to clean the device?
First unplug the power cord. Use a soft cloth slightly dampened with diluted neutral detergent. Do not use chemical wipes, thinner, or alcohol. Gently wipe the casing and surfaces.
Is the line output volume adjustable?
Yes, if you set LINE OUT LEVEL to VARIABLE in the menu. In this case, the VOLUME knob controls the level of RCA and XLR outputs. The FIXED 0dB or +6dB settings provide a fixed level (2 Vrms or 4 Vrms) to be adjusted via an external amplifier.
How to install the USB driver under Windows?
Download the TEAC ASIO USB DRIVER from the international TEAC website. Install it before connecting the UD-505-X to the computer. After installation, connect the device via USB and select 'TEAC USB AUDIO DEVICE' as the audio device in system settings.

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Download the instructions for your Earphones in PDF format for free! Find your manual UD505X - TEAC and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. UD505X by TEAC.

USER MANUAL UD505X TEAC

USB DAC/Headphone Amplifier

ESPANOL

OWNER'S MANUAL

MODE D'EMPLOI

MANUAL DEL USUARIO

TEAC UD505X - 1

TEAC UD505X - 2

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

TEAC UD505X - CAUTION - 1

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.

TEAC UD505X - CAUTION - 2

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.

TEAC UD505X - CAUTION - 3

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.
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.

TEAC UD505X - CAUTION - 1

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.

CAUTION

  • Do not expose this apparatus to drips or splashes.

  • Do not place any objects filled with liquids, such as vases, on the apparatus.

  • The handle-like parts on the left and right sides of the front panel are decorative. Do not put your fingers through them or use them to carry the unit.
  • 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.
  • Do not expose batteries to extremely low air pressure as it could result in an explosion or leakage of flammable liquids or gases.

Model for USA

Supplier's Declaration of Conformity

Model number:UD-505

Trade name: TEAC

Responsible party: 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

Innovation, Science and Economic Development 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

TEAC UD505X - Disposal of electrical and electronic equipment and batteries and/or accumulators - 1

TEAC UD505X - Disposal of electrical and electronic equipment and batteries and/or accumulators - 2
Pb,Hg,Cd

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.

Compliance 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 2.5mW

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-UD505

Model for Canada

Compliance of radio transmitter

This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada's licence-exempt RSS(s). Operation is subject to the following two conditions:

1) This device may not cause interference.
2) This device must accept any interference, including interference that may cause undesired operation of the device.

Labeling of authorization

IC:1559C-UD505

Model for EEA (European Economic Area)

TEAC UD505X - Model for EEA (European Economic Area) - 1

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. https://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/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 20cm 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.

Trademarks and copyrights

"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 and macOS are trademarks of Apple Inc., registered in the U.S. and other countries.

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.

Contents

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.

IMPORTANT SAFETY INSTRUCTIONS 2
Trademarks and copyrights 5
Included accessories.. 6
Before use. 7
Maintenance. 7
Using the TEAC International Site 7
Connections (back) 8
Connections (front) 10
Names and functions of parts (remote control) 11
Using the remote control. 12
Connecting headphones 12
Names and functions of parts (main unit) 14
Upconversion 15
Display 16
Basic operation 18
Bluetooth® wireless technology. 19
Settings 22
Playing back music on a computer 27
Troubleshooting 29
Specifications. 30

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

Pads × 3

Owner's manual (this document, including warranty) × 1

  • For information about the warranty, users living in the USA and Canada should see pages 92-93 and the back cover (warranty document). Users living in Europe and other regions should see page 93.

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 3cm 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 5cm ( 2^ ) open above it and at least 10cm ( 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 back of the unit. 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.

Note about placement

The steel feet are loosely attached to the bottom of the unit, leaving slight gaps. For this reason, the feet will move slightly from the bottom when the unit is lifted.

This unit is designed to rest on the feet when it is placed so that the feet do not apply unnecessary stress to the body.

The feet will move slightly from the bottom of the unit, but this is not a defect.
- Apply the included pads to the bottoms of the foot-stands to avoid scratching the surface where the unit is placed.

The top panel of this unit is attached with some play.

The panel will move slightly, but this is not a defect.

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.

Fyour safety, disconnect the power cord from the outlet before cleaning.

Using the TEAC International Site

You can download updates for this unit from the TEAC International Site:

Click Language at the top right of the page and select the desired country or region to access a page in the corresponding language.

TEAC UD505X - Using the TEAC International Site - 1

TEAC UD505X - Using the TEAC International Site - 2

Analog audio input (LINE IN) connectors

Use these to input stereo analog audio. Connect the audio output connectors of a cassette deck, CD player or other audio output equipment to these.

Use commercially-available RCA audio cables for connections.

Connect this unit's R input connector to the R output connector of the audio output device, and this unit's L input connector to the L output connector of the other device.

TEAC UD505X - Use commercially-available RCA audio cables for connections. - 1

TEAC UD505X - Use commercially-available RCA audio cables for connections. - 2

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.

TEAC UD505X - RCA COAXIAL digital audio input connector - 1

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.

TEAC UD505X - OPTICAL digital audio input connector - 1

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 31).

Use a commercially available BNC coaxial cable for connection.

Clock sync is possible when the input source is USB.

TEAC UD505X - CLOCK SYNC input (10MHz IN) connector - 1

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 24 for analog output settings.

TEAC UD505X - Use commercially available cables for connections. - 1

USB port

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 27).

Proper connection is not possible with a computer that does not have this driver installed.

TEAC UD505X - ATTENTION - 1

Maintenance port

This is used for maintenance. Do not connect anything to this port unless instructed to do so by our service department.

TEAC UD505X - Maintenance port - 1

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.

TEAC UD505X - Power inlet (~IN) - 1

not use any power cord other than the one used with this unit. Use of other power cords and result in fire or electric shock.

TEAC UD505X - Power inlet (~IN) - 2

plug the cord from the outlet when not using a unit for a long time.

TEAC UD505X - Power inlet (~IN) - 3

complete all other connections before turn 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.

Digital 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 INPUT knob to select OPTICAL2.

TEAC UD505X - Optical (OPT) connection - 1

Coaxial (COAX) connection

Use the included RCA conversion cable and a commercially-available RCA coaxial digital cable.

To enable this input, turn the INPUT knob to select COAXIAL2.

TEAC UD505X - Coaxial (COAX) connection - 1

TEAC UD505X - Coaxial (COAX) connection - 2

When 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 NET button has no function.

C INFO button

Press to show upconversion information (page 17).

UPCONVERT button

Press to change the upconversion setting.

e FILTER button

Press to change the filter setting.

This changes the filter for PCM input.

f MUTE button

Press to minimize the volume.

DIMMER button

Press to adjust the brightness of the main unit's display.

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 22).

Press when in setting mode to return to the previous screen.

Up/down ( / ) buttons

Use to select setting items.

ENTER button

Press to confirm the selected item.

m VOLUME (+ / - ) buttons

Use to adjust the volume.

Using the remote control

Precautions for use

Muse 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 5m (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.

TEAC UD505X - Installing batteries - 1

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.

Dispos of the used batteries according to the instructions on them or requirements set by your local municipality.

Connecting headphones

CAUTION

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 18).

Ordinary headphones (unbalanced drive)

When using unbalanced headphones, set HEADPHONE 6.3mm to UNBALANCED (page 25).

TEAC UD505X - Ordinary headphones (unbalanced drive) - 1

Connect the headphones to either or both left and right jacks.

  • When connecting headphones to both jacks, use headphones with the same impedance and efficiency.
  • Be aware that if you use two pairs of headphones with different efficiencies at the same time, you will not be able to adjust their volumes separately.

Balanced headphones

When using balanced headphones, set the appropriate headphones setting to BALANCED or ACTIVE GROUND (page 25).

Standard 6.3mm (1 / 4^ ) stereo plugs

TEAC UD505X - Standard 6.3mm (1 / 4^ ) stereo plugs - 1

Connect the L headphones plug to the left jack and the R headphones plug to the right jack.

The headphones plugs should be standard 6.3mm (1 / 4^ ) plugs.

Wiring illustration

The following wirings support headphones that use balanced drive.

TEAC UD505X - Wiring illustration - 1
PHONES

TEAC UD505X - Wiring illustration - 2
PHONES

ATTENTION

  • Connecting a mono plug will short one side.

  • When using twin-core shielded wires, do not connect the shields to the headphones.

4.4mm 5-pole stereo plug

Headphones that conform to the JEITA RC-8141C standard can be connected.

TEAC UD505X - 4.4mm 5-pole stereo plug - 1

Wiring illustration

TEAC UD505X - Wiring illustration - 1

TEAC UD505X - Wiring illustration - 2

A 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 25).
The automatic power saving function has activated, putting 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 CLOCKindicator

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 possible when the input source is USB.
See page 24 for clock sync settings.

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 INPUT 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 22).

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 PHONESjacks

Connect headphones with standard 6.3mm (1/4") stereo or 4.4mm plugs here (page 12).

  • 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 back of the unit.

H Display

This display shows information about the audio playing back and menu screens.

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 24). 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 digital audio input (OPT, COAX) and USB input (page 23).

The relationships between input sampling frequencies and sampling frequencies after upconversion are as follows.

Input source Upconversion setting
Digital audio inputUSB OFF 2× Fs4× Fs 8× FsDSD 256DSD 512
Input sampling frequencySampling frequency after upconversion
[kHz] [kHz] [MHz]
32 - 3264 12856 8.16.3
44.1 44.144.188.2 176.4 352.811.222.5
88.2 88.288.288.2 176.4 352.811.222.5
176.4176.4176.4176.4176.4352.811.222.5
-352.8352.8352.8352.8352.811.222.5
-705.6705.6705.6705.6705.611.222.5
4848489619238412.224.5
9696969619238412.224.5
192192 192 192 192 38412.224.5
-384 384 384 384 38412.224.5
-768 768 768 788 76812.224.5

These values are not converted.

The maximum upconversion is 8× Fs.
- Upconversion is not possible when the input is DSD.

When on

TEAC

TEAC UD505X - When on - 1

UD-505-X HEADPHONE AMPLIFIER

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

TEAC UD505X - Display example - 1

Playing back

TEAC UD505X - Display example - 2

Press the DISPLAY button on the remote control.

Volume display

TEAC UD505X - Display example - 3

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 back of the unit

COAX1 (COAXIAL 1)

RCA COAXIAL digital audio input connector on the back of the unit

COAX2 (COAXIAL 2)

Coaxial connection with the digital audio input (OPT/COAX IN) on the front of the unit

OPT1 (OPTICAL 1)

OPTICAL digital audio input connector on the back of the unit

OPT2 (OPTICAL 2)

Optical connection with the digital audio input (OPT/COAX IN) on the front of the unit

Bluetooth (Bluetooth)

Bluetooth device

LINE (LINE IN)

Analog audio input (LINE IN) connectors on the back of the unit

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

PCM705.6kHz

PCM 768kHz

DSD 2.8MHz

DSD 5.6MHz

DSD 11.2MHz

DSD 22.5MHz

These show the input signal type and sampling frequency.

Upconversion information displayed

Press the INFO button during playback to show input signal upconversion information.

  • The input signal and playback signal displays will be the same when the upconversion setting is "OFF".

Example when the playback source is USB, COAX1, COAX2, OPT1 or OPT2

TEAC UD505X - Example when the playback source is USB, COAX1, COAX2, OPT1 or OPT2 - 1

Example when the playback source is Bluetooth

TEAC UD505X - Example when the playback source is Bluetooth - 1

Volume display

Two types of volume can be shown: STEP and dB. This is set by the VOLUME TYPE setting (page 25).

The volume setting shown will be enlarged when you turn this unit's VOLUME knob.

The headache volume is shown when headphones are connected.

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

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.

TEAC UD505X - Shift the POWER switch to its ON position to turn the unit on. - 1

  • If a stereo amplifier is connected to this unit, always turn its power ON very last.

2 Turn the INPUT knob to select the input source.

TEAC UD505X - Turn the INPUT knob to select the input source. - 1

The 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 27).
- DSD data can only be played back using USB or DoP format digital input.

3 Operatetheplaybackdevice.

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.

Codes

This unit supports the following codes. It will automatically select one of them during audio transfer.

SBC
AAC
Qualcomm aptXTM audio
Qualcomm aptXTM 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 the characteristics of Bluetooth wireless technology, compared to playback on the Bluetooth device, playback through this unit will be slightly delayed.

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 INPUT knob to select Bluetooth.

Bluetooth CHECK

2 Enable Bluetooth transmission on the other Bluetooth device.

Press and hold the INPUT knob to enter pairing mode.

PAIRING...

"PAIRING..." blinks when pairing.

4 On the other Bluetooth device, select "UD-505-X" (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 device 001

TEAC UD505X - Display example - 1

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 20).
  • 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.

Enable Bluetooth transmission on the other Bluetooth device.

2 Turn the INPUT 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

TEAC UD505X - Display example - 1

CONNECTED TO device 001

TEAC UD505X - Display example - 2

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

Press the INPUT knob to show DEVICE SELECT.

The bottom line of the display shows the name of the last connected device.

Display example

TEAC UD505X - Press the INPUT knob to show DEVICE SELECT. - 1

Name of last connected device

2 Turn the INPUT 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 PAIRED DEVICE

  • Press and hold the ENTER button to enter pairing mode (page 20).
    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 INPUT 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.

Press the MENU button to open the menu screen.

TEAC UD505X - NOTE - 1

2 Turn the INPUT knob to show the item that you want to set.

TEAC UD505X - NOTE - 2

  • You can also use the up and down (, ) buttons on the remote control.

The menu items appear in the following order.

TEAC UD505X - NOTE - 3

Press the INPUT knob.

TEAC UD505X - NOTE - 4

-You can also press the ENTER button on the remote control.
The currently set value is shown on the display.

4 Turn the INPUT 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 INPUT 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.

TEAC UD505X - When you are done changing settings, press the MENU button to show the input source status again. - 1

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 15 for the relationships between input sampling frequencies and sampling frequencies after upconversion.

TEAC UD505X - Upconversion - 1

OFF

The original input signal is sent directly to the D/A converter without upconversion.

2 × F s

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.

4xFs

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)

xxx

Clock sync

  • Clock sync is possible when the input source is USB.

MENU

CLOCK SYNC

OPF

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

REA

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

F#ED 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.

Headphones settings (6.3 mm)

Make settings suitable for the headphones being connected (page 12).

MENU

HEADPHONE 6.3mm UNBALANCED

UNBALANCED

Unbalanced headphones

BALANCED

Balanced headphones

Balanced headphones are operated with differential drive.

The negative and positive connectors operate with opposite polarities.

ACTIVE GROUND

Balanced headphones

The amp drives so that the negative connector of balanced headphones is 0V.

To the headphones, the characteristics of the outputs become equivalent.

Headphones settings (4.4 mm)

Make settings suitable for the headphones being connected (page 12).

MENU

HEADPHONE 4.4mm BALANCED

BALANCED

Balanced headphones

Balanced headphones are operated with differential drive.

The negative and positive connectors operate with opposite polarities.

ACTIVE GROUND

Balanced headphones

The amp drives so that the negative connector of balanced headphones is 0V .

To the headphones, the characteristics of the outputs become equivalent.

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 SFP (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

Supported operating systems

This unit can be connected by USB and used with a computer running one of the following operating systems.

Operation with other operating systems cannot be assured (as of April, 2021).

When using Mac

OS X Yosemite (10.10)

OS X El Capitan (10.11)

macOS Sierra (10.12)

macOS High Sierra (10.13)

macOS Mojave (10.14)

macOS Catalina (10.15)

macOS Big Sur (11)

When using Windows

Windows 7 (32/64-bit)

Windows 8 (32/64-bit)

Windows 8.1 (32/64-bit)

Windows 10 (32/64-bit)

Installing the driver

When using Mac

This unit can be operated with the standard OS driver, so there is no need to install a driver.

A dedicated driver must be installed on the computer, however, to use Bulk Pet.

When using Windows

To use this unit for playback of files on a computer, install the dedicated driver on the computer.

IMPORTANT NOTICE

You must install the dedicated driver software before connecting this unit with a computer using a USB cable.

If you connect the unit to the computer by USB before installing the driver, it will not function properly.

Depending on the composition of the computer hardware and software, operation might not be possible even with the above operating systems.

Installing the driver on a computer

Install the dedicated driver software on the computer after downloading it from the following URL.

For details about installation and OS setting procedures, see the TEAC ASIO USB DRIVER Installation Guide included with the driver.

TEAC International Site

https://teac.jp/int/product/ud-505-x/download

Note about transmission modes

This unit can transfer data using Isochronous or Bulk Pet mode.

The sampling frequencies that can be transmitted are 44.1kHz 48 kHz,88.2 kHz,96 kHz,176.4 kHz,192 kHz,352.8 kHz,384 kHz, 705.6 kHz and 768 kHz.

When properly connected, you will be able to select "TEAC USB AUDIO DEVICE" as an audio output from the computer OS.

  • Audio data sent from the computer will be processed using this unit's clock during data transmission, enabling reduction of jitter.

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 International Site (https://teac.jp/int/).

https://teac.jp/int/product/hr.audio_player/download

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 this unit to the computer using a USB cable.

TEAC UD505X - Connect this unit to the computer using a USB cable. - 1
- 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.

Shift the POWER switch to its ON position to turn the unit on.

TEAC UD505X - Shift the POWER switch to its ON position to turn the unit on. - 1

TEAC UD505X - Shift the POWER switch to its ON position to turn the unit on. - 2

4 Turn the INPUT knob to select USB.

TEAC UD505X - Turn the INPUT knob to select USB. - 1

TEAC UD505X - Turn the INPUT knob to select USB. - 2

5 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 playback. 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.

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 INPUT 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.

The headphone output is not stereo.

Confirm that HEADPHONE 6.3mm is UNBALANCED.

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 27 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.

TEAC UD505X - Restoring default settings - 1

2 Release the MENU button when the FACTORY RESET menu appears.

MENU

FACTORY RESET

ARE YOU SURE?

3 Press the INPUT knob.

Resetting begins when "PLEASE WAIT!" appears.

PLEASE WAIT!

The playback source display screen will appear after resetting completes.

Display example

USB

VOL. 85

ATTENTION

-Do not put the unit in standby until the playback source display screen appears.
This operation will restore all 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: 188Ω

RCA:150Ω

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: 192kHz 24-bit PCM

Measurement output: RCA

PCM digital filter: ON

Headphones output

Connectors. Standard 6.3mm (1/4") stereo jacks × 2

4.4mm 5-pole stereo jack × 1

Maximum effective output
UNBALANCED. 500 mW + 500 mW (one pair into 32Ω)
350 mW + 350 mW (two pairs into 32 Ω)
BALANCED 700 mW + 700 mW (into 32 Ω)
Compatible impedance range 16-600Ω

Analog audio inputs

RCA connectors 1 pair (L/R)
Input impedance 25kΩ
Input sensitivity. 130 mV

Digital audio inputs

COAXIAL digital. RCA connector × 1

3.5mm mini jack**×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**X1

(-24.0 to -14.5dBm peak)

USB USB Type B port × 1

(USB 2.0 compliant)

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

Quantization bit depth

COAXIAL digital/OPTICAL digital 16/24-bit

USB 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

**This input connector can be used for both optical and coaxial connections.

Bluetooth function

Bluetooth version. 4.2

Output class Class 2

(transmission distance without obstructions*** 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

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. 18W

Standby power 0.4 W (in standby mode)

External dimensions (W× H× D including protrusions)

290mm× 84.5mm× 248.7mm

(1112^n× 33/8^n× 97/8^n)

Weight 4.1 kg (9 1/8 lb)

Operating temperature +5^ to +35^

Operating humidity range. 5% to 85% (no condensation)

Storage temperature range. -20^ to +55^

Included accessories

Power cord × 1

RCA conversion (RCA to mini plug) cable × 1

Remote control (RC-1330) × 1

Batteries for remote control (AAA) × 2

Pads × 3

Owner's manual (this document, including warranty) × 1

  • For information about the warranty, users living in the USA and Canada should see pages 92-93 and the back cover (warranty document). Users living in Europe and other regions should see page 93.

  • Design and specifications are subject to change without notice.
    Weight and dimensions are approximate.

  • Illustrations in this manual might differ slightly from production models.

TEAC UD505X - Included accessories - 1

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

TEAC UD505X - CAUTION - 1

ATTENTION:POUR REDUIRE LE RISQUE D' ELECTROCUTION,NE RETIREZ PAS LE CAPOT (OU L'ARRIÈRE).AUCUNE PIECE INTERNE N'EST REPARABLE PAR L'UTILISATEUR. CONFIEZ TOUTERÉPARATION À UN SERVICE APRES-VENTE QUALIFIÉ.

TEAC UD505X - CAUTION - 2

https://www.teac-audio.eu/en/

TEAC Corporation

1-47 Ochiai, Tama-shi, Tokyo, 206-8530, Japan

"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 and macOS are trademarks of Apple Inc., registered in the U.S. and other countries.

LDAC™ and LDAC logo are trademarks of Sony Corporation.

Bulk Pet is a registered trademark of INTERFACE CO., LTD.

SBC
AAC
Qualcomm aptXTM audio
Qualcomm® aptX™ HD audio
LDAC

CONNECTED TO device 001

TEAC UD505X - CAUTION - 3

Bluetooth VOL. 6

CONNECTED TO device 001

TEAC UD505X - CAUTION - 4

Bluetooth VOL. 6

HEADPHONE 4.4mm BALANCED

BALANCED

Casque symétrique

https://teac.jp/int/product/hr.audio_player/download

Parte responsible: Pioneer & Onkyo U.S.A. Corporation

https://www.teac-audio.eu/en/

TEAC Corporation

1-47 Ochiai, Tama-shi, Tokyo, 206-8530, Japan

"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 and macOS are trademarks of Apple Inc., registered in the U.S. and other countries.

LDAC™ and LDAC logo are trademarks of Sony Corporation.

Bulk Pet is a registered trademark of INTERFACE CO., LTD.

SBC
- AAC
Qualcomm* aptXtm audio
Qualcomm aptX™ HD audio
LDAC

CONNECTED TO device 001

TEAC UD505X - BALANCED - 1

Bluetooth VOL. 6

CONNECTED TO device 001

TEAC UD505X - BALANCED - 2

Bluetooth VOL. 6

Sobreconversion (UPCONVERT)

HEADPHONE 4.4mm BALANCED

BALANCED

https://teac.jp/int/product/hr.audio_player/download

Qualcomm* aptX™ HD audio, LDAC

Protection de contentsos A2DP compatible.. SCMS-T

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 WARRANTYES

ALL IMPLIED WARRANTYES, INCLUDING WARRANTYES 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/Adr

sse du détaillant

TEAC

TEAC CORPORATION

1-47 Ochiai, Tama-shi, Tokyo 206-8530, Japan

This product has a serial number located on the rear panel. Please write it here and retain this for your records.

Model name:UD-505-X Serial number:

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Product information

Brand : TEAC

Model : UD505X

Category : Earphones