KDC-317UR - Car stereo KENWOOD - Free user manual and instructions
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USER MANUAL KDC-317UR KENWOOD
Information on Disposal of Old Electrical and Electronic Equipment and Batteries (applicable for EU countries that have adopted separate waste collection systems)
Products and batteries with the symbol (crossed-out wheeled bin) cannot be disposed as household waste.
Old electrical and electronic equipment and batteries should be recycled at a facility capable of handling these items and their waste byproducts.
Contact your local authority for details in locating a recycle facility nearest to you. Proper recycling and waste disposal will help conserve resources whilst preventing detrimental effects on our health and the environment.
Notice: The sign "Pb" below the symbol for batteries indicates that this battery contains lead.
Declaration of Conformity with regard to the EMC Directive 2004/108/EC Manufacturer:
JVC KENWOOD Corporation
3-12, Moriya-cho, Kanagawa-ku, Yokohama-shi, Kanagawa, 221-0022, Japan
EU Representative's:
Kenwood Electronics Europe BV
Amsterdamseweg 37, 1422 AC UITHOORN, The Netherlands
This Product is not installed by the manufacturer of a vehicle on the production line, nor by the professional importer of a vehicle into an EU Member State.
The marking of products using lasers
The label is attached to the chassis/case and says that the component uses laser beams that have been classified as Class 1. It means that the unit is utilizing laser beams that are of a weaker class. There is no danger of hazardous radiation outside the unit.
How to read this manual
• Operations explained mainly using buttons on the faceplate.
• [XX] indicates the selected items.
- (→XX) indicates references are available on the stated page number.

Warning
Do not operate any function that takes your attention away from safe driving.

Caution
Volume setting:
- Adjust the volume so that you can hear sounds outside the car to prevent accident.
- Lower the volume before playing digital sources to avoid damaging the speakers by the sudden increase of the output level.
General:
- Avoid using the USB device or iPod/iPhone if it might hinder driving safety.
• Make sure all important data has been backed up. We shall bear no responsibility for any loss of recorded data. - Never put or leave any metallic objects (such as coins or metal tools) inside the unit, to prevent a short circuit.
- If a disc error occurs due to condensation on the laser lens, eject the disc and wait for the moisture to evaporate.
Remote control (RC-406):
- Do not leave the remote control in hot places such as on the dashboard.
- The Lithium battery is in danger of explosion if replaced incorrectly. Replace it only with the same or equivalent type.
• The battery pack or batteries shall not be exposed to excessive heat such as sunshine, fire or the like. - Keep battery out of reach of children and in original package until ready to use. Dispose of used batteries promptly. If swallowed, contact a physician immediately.
Maintenance
Cleaning the unit: Wipe off dirt on the faceplate with a dry silicon or soft cloth.
Cleaning the connector: Detach the faceplate and clean the connector with a cotton swab gently, being careful not to damage the connector.
Handling discs:
- Do not touch the recording surface of the disc.
- Do not stick tape etc. on the disc, or use a disc with tape stuck on it.
- Do not use any accessories for the disc.
- Clean from the center of the disc and move outward.
- Clean the disc with a dry silicon or soft cloth. Do not use any solvents.
- When removing discs from this unit, pull them out horizontally.
- Remove burrs from the center hole and disc edge before inserting a disc.

Connector (on the reverse side of the faceplate)
BASICS
Faceplate

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Volume knob (turn/press) Loading slot KENWOOD Detach button iPod 1 2 3 4 KDC-4557UK DC -4057UB KDC-4057UR KDC-3457UQKDC -3357UY KDC-3257URYKDC -3057UG KDC-3057UR /KDC-3057URY KDC-317URAttach

Detach

How to reset

Your preset adjustments will also be erased.
Remote control (RC-406)
(supplied for KDC-3357UY)

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Remote sensor (Do not expose to bright sunlight.) * Not used. Pull out the insulation sheet when using for the first time.How to replace the battery


To Do this (on the faceplate) Do this (on the remote control)
| Turn on the power Press ⏻ SRC. | Press and hold SRC to turn off the power.(Pressing SRC does not turn on the power.) | |
| Adjust the volume Turn the volume knob. Press VOL | ^ or VOL √ | |
| Press ATT during playback to attenuate the sound.Press again to cancel. | ||
| Select a source | Press ⏻ SRC repeatedly. | Press SRC repeatedly. |
| Change the display information | Press SCRL DISP repeatedly.Press and hold to scroll the current display information. | (not available) |
GETTING STARTED

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BENIN000 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 801
Cancel the demonstration
When you turn on the power (or after you reset the unit), the display shows: "CANCEL DEMO" → "PRESS" → "VOLUME KNOB"
1 Press the volume knob.
[YES] is selected for the initial setup.
2 Press the volume knob again.
"DEMO OFF" appears.
2
Set the clock
1 Press the volume knob to enter [FUNCTION].
2 Turn the volume knob to select [SETTINGS], then press the knob.
3 Turn the volume knob to select [CLOCK], then press the knob.
4 Press the volume knob to select [CLOCK ADJ].
5 Turn the volume knob to adjust the hour, then press the knob.
6 Turn the volume knob to adjust the minute, then press the knob.
Press ◀◀◀ /▶▶▶ I to move between the hour and minute adjustment.
7 Press and hold to exit.
(or)
Press and hold SCRL DISP to enter clock adjustment mode directly while in clock display screen. Then, perform steps 5 and 6 above to set the clock.
3
Set the initial settings
1 Press SRC to enter [STANDBY].
2 Press the volume knob to enter [FUNCTION].
3 Turn the volume knob to select [INITIAL SET], then press the knob.
4 Turn the volume knob to make a selection (see the table below), then press the knob.
5 Press and hold to exit.
• To return to the previous hierarchy, press
Default: XX
PRESET TYPE NORM: Memorizes one station for each preset button in each band (FM1/ FM2/ FM3/ MW/ LW). ; MIX: Memorizes one station for each preset button regardless of the selected band.
KEY BEEP ON: Activates the keypress tone.; OFF: Deactivates.
RUSSIAN SET ON: Folder name, file name, song title, artist name, album name are displayed in Russian (if applicable). ; OFF: Cancels.
P-OFF WAIT Applicable only when the demonstration mode is turned off. Sets the duration when the unit will automatically turns off (while in standby mode) to save the battery. ----: Cancels ; 20M: 20 minutes ; 40M: 40 minutes ; 60M: 60 minutes
| BUILTIN AUX | ON: Enables AUX in source selection. ; OFF: Disables. (→7) |
| CD READ | 1: Automatically distinguishes between audio file disc and music CD. ; 2: Forces to play as a music CD. No sound can be heard if an audio file disc is played. |
| SWITCH PRE | REAR/ SUB-W: Selects whether rear speakers or a subwoofer are connected to the line out terminals on the rear (through an external amplifier). |
| SP SELECT | OFF/ 5/4/ 6 × 9/6/ OEM: Selects according to the speaker size (5 inches or 4 inches, 6×9 inches or 6 inches) or OEM speakers for optimum performance. |
F/W UPDATE
F/W UP xx.xx YES: Starts upgrading the firmware. ; NO: Cancels (upgrading is not activated). For details on how to update the firmware, see: www.kenwood.com/cs/ce/
RADIO

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BENVOO S A B C D E F G H I J K L M N O P Q R S T U V WSearch for a station
1 Press ⏻ SRC to select TUNER.
2 Press Repeatedly (or press *AM- / #FM+ on RC-406) to select FM1/ FM2/ FM3/ MW/ LW.
3 Press |◀◀/▶▶I to search for a station.
• To store a station: Press and hold one of the number buttons (1 to 6).
• To select a stored station: Press one of the number buttons (1 to 6)
Direct Access Tuning (using RC-406) (for KDC-3357UY)
1 Press *AM- / #FM+ to select a band.
2 Press DIRECT to enter Direct Access Tuning.
“----”(for FM) or “----”(for MW/LW) appears on the display.
3 Press the number buttons to enter a frequency.
4 Press |◀◀/▶▶| (+) to search for a frequency.
- To cancel, press
- If no operation is done for 10 seconds after step 3, Direct Access Tuning is automatically canceled.
Other settings
1 Press the volume knob to enter [FUNCTION].
2 Turn the volume knob to select [SETTINGS], then press the knob.
3 Turn the volume knob to make a selection (see the table on the right), then press the knob.
4 Press and hold to exit.
Default: XX
| LOCAL SEEK | ON: Searches only FM stations with good reception. ; OFF: Cancels. |
| SEEK MODE | Selects the tuning method for the I◄◄/►►1 buttons.AUTO1: Automatically searches for a station. ; AUTO2: Searches for a preset station. ; MANUAL: Manually search for a station. |
| AUTO MEMORY | YES: Automatically starts memorizing 6 stations with good reception. ; NO: Cancels. (Selectable only if [NORM] is selected for [PRESET TYPE].) (→4) |
| MONO SET | ON: Improves the FM reception, but the stereo effect may be lost. ; OFF: Cancels. |
| PTY SEARCH | Press the volume knob to enter PTY language selection. Turn the volume knob to select the PTY language (ENGLISH/ FRENCH/ GERMAN), then press the knob.Selects the available Program Type (see below), then, press I◄◄/►►1 to start. |
| TI | ON: Allows the unit to temporarily switch to Traffic Information. ; OFF: Cancels. |
| NEWS SET | 00M – 90M: Sets the time for receiving the next news bulletin. ; OFF: Cancels. |
| AF SET | ON: Automatically searches for another station broadcasting the same program in the same Radio Data System network with better reception when the current reception is poor. ; OFF: Cancels. |
| REGIONAL | ON: Switches to another station only in the specific region using the "AF" control. ; OFF: Cancels. |
| ATP SEEK | ON: Automatically searches for a station with better reception when the traffic information's reception is poor. ; OFF: Cancels. |
CLOCK
| TIME SYNC ON: Synchronizes the unit's time to the Radio Data System station time. ; OFF: Cancels. |
| TUNER SET: Selectable only when the source is not TUNER. |
| TI/ NEWS SET/ AF SET/ REGIONAL/ ATP SEEK: (For details, refer to the table above.) |
- [LOCAL SEEK]/[MONO SET]/[PTY SEARCH]/[TI]/[NEWS SET]/[AF SET]/[REGIONAL]/[ATP SEEK] is selectable only when the source is FM.
• Available Program Type
SPEECH: NEWS, AFFAIRS, INFO (information), SPORT, EDUCATE, DRAMA, CULTURE, SCIENCE, VARIED, WEATHER, FINANCE, CHILDREN, SOCIAL, RELIGION, PHONE IN, TRAVEL, LEISURE, DOCUMENT
MUSIC: POP M (music), ROCK M (music), EASY M (music), LIGHT M (music), CLASSICS, OTHER M (music), JAZZ, COUNTRY, NATION M (music), OLDIES, FOLK M (music)
The unit will search for the Program Type categorized under [SPEECH] or [MUSIC] if selected.
- If the volume is adjusted during reception of traffic information, alarm or news bulletin, the adjusted volume is memorized automatically. It will be applied the next time traffic information, alarm or news bulletin function is turned on.
CD / USB / iPod
Start playback
CD

The source changes to CD and playback starts.
USB

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USB input terminal CA-U1EX (max.: 500 mA) (optional accessory)The source changes to USB and playback starts.
iPod/iPhone (for KDC-4557U/KDC-4057UB/KDC-4057UR)

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USB input terminal KCA-IP102 (optional accessory)The source changes to iPod and playback starts.
Press and hold iPod to select the control mode while in iPod source.
MODE ON: From the iPod ^*1 .
MODE OFF: From the unit.
*1 You can still control play/pause, file selection, fast-forward or reverse files from the unit.


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KENWOOD S H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H M M M M M M M M M M M M M M M M M M M M M M M M M M√ : Applicable — : Not applicable
To Do this CD USB iPod
| Pause or resume playback | Press 6 ▶II (or ENT ▶II on RC-406). | √ | √ | √ |
| Select a track/file | Press I◀/▶▶I (or I◀/▶▶I (+) on RC-406). | √ | √ | √ |
| Select a folder | Press 1 - / 2 + (or *AM- / #FM+ on RC-406). | ^*2 | √ | — |
| Reverse/Fast-forward | Press and hold I◀/▶▶I (or I◀/▶▶I (+) on RC-406). | √ | √ | √ |
| Select a track/file from a list | 1 PressQ2 Turn the volume knob to make a selection, then press the knob.AAC/MP3/WMA file: Select the desired folder, then a file.iPod or KENWOOD Music Editor Light (KME Light)/ KENWOOD Music Control (KMC) file*4: Select the desired file from the list (PLAYLISTS, ARTISTS, ALBUMS, SONGS, PODCASTS*5, GENRES, COMPOSERS*5).To return to the root folder (or first file), press number button 5.To return to the previous hierarchy, press →To cancel, press and hold ➔ | √ | √ | ^*3 |
| To skip songs at a specific ratio, press I◀/▶▶I. (→7) | — | ^*4 | ^*3 | |
| Repeat play Press 4 | repeatedly.Audio CD: TRAC REPEAT, REPEAT OFFAAC/MP3/WMA file: FILE REPEAT, FOLD REPEAT, REPEAT OFFiPod or KME Light/ KMC file: FILE REPEAT, REPEAT OFF | √ | √ | ^*3 |
| Random play Press 3 | ×or ×repeatedly.Audio CD: DISC RANDOM, RANDOM OFFAAC/MP3/WMA/iPod or KME Light/ KMC file: FOLD RANDOM, RANDOM OFF | √ | √ | ^*3 |
| Press and hold 3 ×or ×to select “ALL RANDOM.” | ^*2 | √ | ^*3 |
*2 Only for AAC/MP3/WMA files.
*3 Applicable only when [MODE OFF] is selected.
*4 Only for files registered in the database created with KME Light/KMC. (→ 9)
*5 Only for iPod.
Direct Music Search (using RC-406) (for KDC-3357UY)
1 Press DIRECT.
2 Press the number buttons to enter a track/file number.
3 Press I◄◄/►►I (+) to search for music.
• To cancel, press ↗.
- Not available if Random Play is selected.
- Not applicable for iPod, KME Light/ KMC file. (→9)
Select a song by name (for KDC-4557U / KDC-4057UB / KDC-4057UR)
While listening to iPod...
1 Press .Q
2 Turn the volume knob to select a category, then press the knob.
3 Press again.
4 Turn the volume knob to select the character to be searched for.
5 Press |◀◀/▶▶▶ to move to the entry position. You can enter up to three characters.
6 Press the volume knob to start searching.
7 Turn the volume knob to make a selection, then press the knob.
Repeat step 7 until the desired item is selected.
- To search for a character other than A to Z and 0 to 9, enter only " *".
• To return to the previous hierarchy, press ↗
• To return to the top menu, press number button 5.
• To cancel, press and hold
Set the skip ratio
While listening to iPod (for KDC-4557U / KDC-4057UB / KDC-4057UR) or KME Light/ KMC file...
1 Press the volume knob to enter [FUNCTION].
2 Turn the volume knob to select [SETTINGS], then press the knob.
3 Turn the volume knob to select [SKIP SEARCH], then press the knob.
4 Turn the volume knob to make a selection, then press the knob.
0.5% (default)/1%/5%/10%: Sets the skip ratio when searching for a song.
(Holding I◄◄/►►I skips songs at 10% regardless of the setting made.)
5 Press and hold to exit.
Muting upon the reception of a phone call Connect the MUTE wire to your telephone using a commercial telephone accessory. (→ 13)
When a call comes in, "CALL" appears.
- The audio system pauses. - To continue listening to the audio system during a call, press ⏻SRC. "CALL" disappears and the audio system resumes.
When the call ends, "CALL" disappears.
• The audio system resumes.
Preparation:
Select [ON] for [BUILTIN AUX]. (→ 4)
Start listening

1 Connect a portable audio player (commercially available).
2 Press SRC to select AUX.
3 Turn on the portable audio player and start playback.
Set the AUX name
While listening to AUX...
1 Press the volume knob to enter [FUNCTION].
2 Turn the volume knob to select [SETTINGS], then press the knob.
3 Turn the volume knob to select [AUX NAME], then press the knob.
4 Turn the volume knob to make a selection, then press the knob.
AUX (default)/ DVD/ PORTABLE/ GAME/ VIDEO/ TV
5 Press and hold to exit.
AUDIO SETTINGS
While listening to any source...
1 Press the volume knob to enter [FUNCTION].
2 Turn the volume knob to select [AUDIO CTRL], then press the knob.
3 Turn the volume knob to make a selection (see the table below), then press the knob.
Repeat step 3 until the desired item is selected or activated.
4 Press and hold to exit.
• To return to the previous hierarchy, press
Default: XX
| SUB-W LEVEL | -15 to +15 (0): | Adjusts the subwoofer output level. |
| BASS LEVEL | -8 to +8 (0): | Adjusts the level to memorize for each source. (Before making an adjustment, select the source you want to adjust.) |
| MID LEVEL | -8 to +8 (0): | |
| TRE LEVEL | -8 to +8 (0): | |
| EQ PRO | ||
| BASS ADJUST BASS C FRQ | 60/ 80/ 100/ 200: Selects the center frequency. | |
| BASS LEVEL -8 to +8 (0): Adjusts the level. | ||
| BASS Q FCTR 1.00/ 1.25/ 1.50/ 2.00: Adjusts the quality factor. | ||
| BASS EXTEND ON: Turns on the extended bass. ; OFF: Cancels. | ||
| MID ADJUST MID C FRQ | 0.5K/ 1.0K/ 1.5K/ 2.5K: Selects the center frequency. | |
| MID LEVEL -8 to +8 (0): Adjusts the level. | ||
| MID Q FCTR 0.75/ 1.00/ 1.25: Adjusts the quality factor. | ||
| TRE ADJUST TRE C FRQ | 10.0K/ 12.5K/ 15.0K/ 17.5K: Selects the center frequency. | |
| TRE LEVEL -8 to +8 (0): Adjusts the level. | ||
| PRESET EQ | NATURAL/ USER/ ROCK/ POPS/ EASY/ TOP40/ JAZZ/ POWERFUL: Selects a preset equalizer suitable to the music genre. (Select [USER] to use the customized bass, middle, and treble settings.) | |
| BASS BOOST | B.BOOST LV1/ B.BOOST LV2/ B.BOOST LV3: Selects your preferred bass boost level. ; OFF: Cancels. | |
| LOUDNESS | LOUD LV1/ LOUD LV2: Selects your preferred low and high frequencies boost to produce a well-balanced sound at a low volume level. ; OFF: Cancels. |
| BALANCE | L15 to R15 (0): Adjusts the left and right speaker output balance. |
| FADER | R15 to F15 (0): Adjusts the rear and front speaker output balance. |
| SUB-W SET | ON: Turns on the subwoofer output. ; OFF: Cancels. |
| DETAIL SET | |
| LPF SUB-W | THROUGH: All signals are sent to the subwoofer. ; 85HZ/ 120HZ/ 160HZ: Audio signals with frequencies lower than 85 Hz/ 120 Hz/ 160 Hz are sent to the subwoofer. |
| SUB-W PHASE | REV (180°)/NORM(0°): Selects the phase of the subwoofer output to be in line with the speaker output for optimum performance. (Selectable only if a setting other than [THROUGH] is selected for [LPF SUB-W].) |
| SUPREME SET | ON: Creates realistic sound by interpolating the high-frequency components that are lost in AAC/MP3/WMA audio compression. ; OFF: Cancels. (Selectable only when playing back an AAC/MP3/WMA disc or a USB device, except iPhone/iPod.) |
| VOL OFFSET(Default: 0) | -8 to +8 (for AUX) ; -8 to 0 (for other sources): Presets the volume adjustment level of each source. (Before adjustment, select the source you want to adjust.) |
- [SUB-W LEVEL]/ [SUB-W SET]/ [LPF SUB-W]/ [SUB-W PHASE] is selectable only if [SWITCH PRE] is set to [SUB-W]. (→ 4)
- [SUB-W LEVEL]/ [LPF SUB-W]/ [SUB-W PHASE] is selectable only if [SUB-W SET] is set to [ON].
DISPLAY SETTINGS
1 Press the volume knob to enter [FUNCTION].
2 Turn the volume knob to select [SETTINGS], then press the knob.
3 Turn the volume knob to make a selection (see the table below), then press the knob.
Repeat step 3 until the desired item is selected or activated.
4 Press and hold to exit.
• To return to the previous hierarchy, press ↗.
Default: XX
DISP & KEY (for KDC-4557U)
| COLOR SEL | VARI SCAN/ COLOR 01 — COLOR 24/ USER: Selects your preferred key illumination color. |
| You can create your own color (when [COLOR 01] — [COLOR 24] or [USER] is selected). The color you have created can be selected when you select [USER].1 Press and hold the volume knob to enter the detailed color adjustment.2 Press I◄◄/►►I to select the color (R/ G/ B) to adjust.3 Turn the volume knob to adjust the level (0 — 9), then press the knob. | |
| DISP DIMMER | ON: Dims the display illumination.; OFF: Cancels. |
| TEXT SCROLL | AUTO/ ONCE: Selects whether to scroll the display information automatically, or scroll only once.; OFF: Cancels. |
| KEY DIMMER | DIMMER LV1: Dims the key illumination.; DIMMER LV2: Dims the key illumination darker than DIMMER LV1.; DIMMER OFF: Cancels. |
DISPLAY
| COLOR SEL | For KDC-3457/UQ / KDC-3357UY:RED/ GREEN: Selects your preferred display and key illumination color. |
| DISP DIMMER | ON: Dims the display illumination. ; OFF: Cancels. |
| TEXT SCROLL | AUTO/ ONCE: Selects whether to scroll the display information automatically,or scroll only once. ; OFF: Cancels. |
MORE INFORMATION
General
• This unit can only play the following CDs:



- Detailed information and notes about the playable audio files are stated in an online manual on the following site: www.kenwood.com/cs/ce/audiofile/
playable files
- Playable Audio file: AAC (.m4a), MP3 (.mp3), WMA (.wma)
- Playable disc media: CD-R/RW/ROM
- Playable disc file formats: ISO 9660 Level 1/2, Joliet, Romeo, Long file name.
- Playable USB device file system: FAT16, FAT32 Although the audio files are complied with the standards listed above, playback maybe impossible depending on the types or conditions of media or device.
Unplayable discs
• Discs that are not round.
• Discs with coloring on the recording surface or discs that are dirty.
- Recordable/ReWritable discs that have not been finalized.
- 8 cm CD. Attempting to insert using an adapter may cause malfunction.
About USB devices
- This unit can play AAC/MP3/WMA files stored on a USB mass storage class device.
- You cannot connect a USB device via a USB hub and Multi Card Reader.
- Connecting a cable whose total length is longer than 5 m may result in abnormal playback.
- This unit cannot recognize a USB device whose rating is other than 5 V and exceeds 1 A.
About iPod/iPhone
Made for
- iPod touch (1st, 2nd, 3rd, and 4th generation)
- iPod classic
- iPod with video
- iPod nano (1st, 2nd, 3rd, 4th, 5th, and 6th generation)
- iPhone, iPhone 3G, 3GS, 4, 4S
- For the latest compatible list and software versions of iPhone/iPod, see: www.kenwood.com/cs/ce/ipod
- If you start playback after connecting the iPod, the music that has been played by the iPod is played first.
In this case, "RESUMING" is displayed without displaying a folder name, etc. Changing the browse item will display the correct title, etc.
- You cannot operate iPod if "KENWOOD" or "✓" is displayed on iPod.
About "KENWOOD Music Editor Light" and "KENWOOD Music
Control ^n
- This unit supports the PC application "KENWOOD Music Editor Light" and Android™ application "KENWOOD Music Control."
- When you use an audio file with database information added using the "KENWOOD Music Editor Light" or "KENWOOD Music Control," you can search for a file by title, album or artist name using Music Search.
- "KENWOOD Music Editor Light" and "KENWOOD Music Control" are available from the following web site: www.kenwood.com/cs/ce/
TROUBLESHOOTING
| Symptom Remedy | |
| Sound cannot be heard. · Adjust the volume to the optimum level. · Check the cords and connections. | |
| "PROTECT" appears and no operations can be done. | Check to be sure the terminals of the speaker wires are insulated properly, then reset the unit. If this does not solve the problem, consult your nearest service center. |
| · Sound cannot be heard. · The unit does not turn on. · Information shown on the display is incorrect. | Clean the connectors. ( → 2) |
| The unit does not work at all. | Reset the unit. ( → 3) |
| · Radio reception is poor. · Static noise while listening to the radio. | · Connect the antenna firmly. · Pull the antenna out all the way. |
| "NA FILE" appears. | Make sure the disc contains supported audio files. ( → 9) |
| "NO DISC" appears. Insert a playable disc into the loading slot. | |
| "TOC ERROR" appears. Make sure the disc is clean and inserted properly. | |
| "PLS EJECT" appears. Reset the unit. If this does not solve the problem, consult your nearest service center. | |
| Disc cannot be ejected. Press and hold ▲ to forcibly eject the disc. Be careful not to drop the disc when it is ejected. If this does not solve the problem, reset the unit. (→ 3) | |
| "READ ERROR" appears. Copy the files and folders onto the USB device again. If this does not solve the problem, reset the USB device or use another USB device. | |
| "NO DEVICE" appears. Connect a USB device, and change the source to USB again. | |
| "COPY PRO" appears. A copy-protected file is played. | |
| "NO MUSIC" appears. Connect a USB device that contains playable audio files. | |
| "NA DEVICE" appears. Connect a supported USB device, and check the connections. | |
| Symptom Remedy | |
| "USB ERROR" appears. Remove the USB device, turn the unit off, then turn it on again.Try to connect another USB device. | |
| "iPod ERROR" appears. Reconnect the iPod.Reset the iPod. | |
| Noise is generated. Skip to another track or change the disc. | |
| Tracks do not play back as you have intended them to play. | Playback order is determined when files are recorded. |
| "READING" keeps flashing. | Do not use too many hierarchical levels or folders. |
| Elapsed playing time is not correct. | This is caused by how the tracks are recorded. |
| The number of songs contained in the "SONGS" category of this unit is different from the iPod/iPhone. | Podcast files are not counted on this unit as this unit does not support the playback of podcast files. |
| Correct characters are not displayed (e.g. album name). | This unit can only display uppercase letters, numbers, and a limited number of symbols. Uppercase Cyrillic letters can also be displayed if [RUSSIAN SET] is set to [ON]. ( 4) |
SPECIFICATIONS
| Tuner | FM Frequency Range | For KDC-4557U / KDC-4057UB /KDC-4057UR / KDC-3357UY /KDC-3257URY / KDC-3057UG /KDC-3057UR / KDC-3057URY /KDC-317UR :FM1/ FM2/ FM3: 87.5 MHz to 108 MHz(50 kHz space)For KDC-3457UQ :FM1/ FM2: 87.5 MHz to 108.0 MHz (50 kHz space)FM3: 65.00 MHz to 74.00 MHz (30 kHz space) |
| Usable Sensitivity (S/N = 26 dB) 1.0 μV/75 Ω | ||
| Quieting Sensitivity (DIN S/N = 46 dB) | 2.5 μV/75 Ω | |
| Frequency Response (±3 dB) 30 Hz to 15 kHz | ||
| Signal-to-Noise Ratio (MONO) 63 dB | ||
| Stereo Separation (1 kHz) 40 dB | ||
| MW Frequency Range 531 kHz to 1611 kHz (9 kHz space) | ||
| Usable Sensitivity (S/N = 20 dB) 36 μV | ||
| LW Frequency Range 153 kHz to 279 kHz (9 kHz space) | ||
| Usable Sensitivity (S/N = 20 dB) 57 μV | ||
| CD player | Laser Diode GaAlAs | |
| Digital Filter (D/A) 8 times over sampling | ||
| D/A Converter 24 Bit | ||
| Spindle Speed 500 rpm to 200 rpm (CLV) | ||
| Wow & Flutter Below measurable limit | ||
| Frequency Response (±1 dB) 20 Hz to 20 kHz | ||
| Total Harmonic Distortion (1 kHz) | 0.01 % | |
| Signal-to-Noise Ratio (1 kHz) 105 dB | ||
| Dynamic Range | 90 dB | |
| AAC Decode | AAC-IC “.m4a” files | |
| MP3 Decode | Compliant with MPEG-1/2 Audio Layer-3 | |
| WMA Decode | Compliant with Windows Media Audio | |
| USB | USB Standard USB 1.1, USB 2.0 (Full speed) | |
| Maximum Supply Current | DC 5 V = 1 A | |
| File System | FAT16/32 | |
| AAC Decode | AAC-LC "m4a" files | |
| MP3 Decode | Compliant with MPEG-1/2 Audio Layer-3 | |
| WMA Decode | Compliant with Windows Media Audio | |
| Audio | Maximum Output Power | 50 W × 4 |
| Output Power (DIN 45324, +B = 14.4 V) | 30 W × 4 | |
| Speaker Impedance | 4 Ω to 8 Ω | |
| Tone Action | Bass 100 Hz ±8 dB | |
| Middle 1 kHz ±8 dB | ||
| Treble 12.5 kHz ±8 dB | ||
| Preout Level / Load (CD) | 2 500 mV/10 kΩ | |
| Preout Impedance ≤ 600 Ω | ||
| Auxiliary | Frequency Response (±3 dB) 20 Hz to 20 kHz | |
| Input Maximum Voltage | 1 200 mV | |
| Input Impedance | 10 kΩ | |
| General | Operating Voltage 14.4 V (11 V to 16 V allowable) | |
| Maximum Current Consumption | 10 A | |
| Installation Size (W × H × D) | 182 mm × 53 mm × 160 mm | |
| Weight | 1.2 kg | |
Subject to change without notice.

Warning
- The unit can only be used with a 12 V DC power supply, negative ground.
- Disconnect the battery's negative terminal before wiring and mounting.
- Do not connect Battery wire (yellow) and Ignition wire (red) to the car chassis or Ground wire (black) to prevent a short circuit.
- Insulate unconnected wires with vinyl tape to prevent a short circuit.
- Be sure to ground this unit to the car's chassis again after installation.

Caution
- For safety's sake, leave wiring and mounting to professionals. Consult the car audio dealer.
- Install this unit in the console of your vehicle. Do not touch the metal parts of this unit during and shortly after use of the unit. Metal parts such as the heat sink and enclosure become hot.
- Do not connect the wires of speaker to the car chassis, Ground wire (black), or in parallel.
- Mount the unit with the angle of 30^ or less.
- If your vehicle wiring harness does not have the ignition terminal, connect Ignition wire (red) to the terminal on the vehicle's fuse box which provides 12 V DC power supply and is turned on and off by the ignition key.
- After the unit is installed, check whether the brake lamps, blinkers, wipers, etc. on the car are working properly.
- If the fuse blows, first make sure the wires are not touching car's chassis, then replace the old fuse with one that has the same rating.
Basic procedure
1 Remove the key from the ignition switch, then disconnect the ⊖ terminal of the car battery.
2 Connect the wires properly.
See Wiring connection. (→13)
3 Install the unit to your car.
See Installing the unit (in-dash mounting).
4 Connect the ⊖ terminal of the car battery.
5 Reset the unit. (→3)
Installing the unit (in-dash mounting)

flowchart
graph TD
A["1 Pinning"] --> B["2 Trim Plate"]
B --> C["3 Top Side"]
C --> D["4 Bottom Side"]
D --> E["5 Left Side"]
E --> F["6 Right Side"]
F --> G["7 Left Side"]
G --> H["8 Right Side"]
H --> I["9 Bottom Side"]
I --> J["10 Left Side"]
J --> K["11 Right Side"]
K --> L["12 Bottom Side"]
L --> M["13 Left Side"]
M --> N["14 Right Side"]
N --> O["15 Bottom Side"]
O --> P["16 Left Side"]
P --> Q["17 Right Side"]
Q --> R["18 Bottom Side"]
R --> S["19 Left Side"]
S --> T["20 Right Side"]
T --> U["21 Bottom Side"]
U --> V["22 Left Side"]
V --> W["23 Right Side"]
W --> X["24 Bottom Side"]
X --> Y["25 Left Side"]
Y --> Z["26 Right Side"]
Z --> AA["27 Bottom Side"]
AA --> AB["28 Left Side"]
AB --> AC["29 Right Side"]
AC --> AD["30 Bottom Side"]
AD --> AE["31 Left Side"]
AE --> AF["32 Right Side"]
AF --> AG["33 Bottom Side"]
AG --> AH["34 Left Side"]
AH --> AI["35 Right Side"]
AI --> AJ["36 Bottom Side"]
AJ --> AK["37 Left Side"]
AK --> AL["38 Right Side"]
AL --> AM["39 Bottom Side"]
AM --> AN["40 Left Side"]
AN --> AO["41 Right Side"]
AO --> AP["42 Bottom Side"]
AP --> AQ["43 Left Side"]
AQ --> AR["44 Right Side"]
AR --> AS["45 Bottom Side"]
AS --> AT["46 Left Side"]
AT --> AU["47 Right Side"]
AU --> AV["48 Bottom Side"]
AV --> AW["49 Left Side"]
AW --> AX["50 Right Side"]
AX --> AY["51 Bottom Side"]
AY --> AZ["52 Left Side"]
AZ --> BA["53 Right Side"]
BA --> BB["54 Bottom Side"]
BB --> BC["55 Left Side"]
BC --> BD["56 Right Side"]
BD --> BE["57 Bottom Side"]
BE --> BF["58 Left Side"]
BF --> BG["59 Right Side"]
BG --> BH["60 Bottom Side"]
BH --> BI["61 Left Side"]
BI --> BJ["62 Right Side"]
BJ --> BK["63 Bottom Side"]
BK --> BL["64 Left Side"]
BL --> BM["65 Right Side"]
BM --> BN["66 Bottom Side"]
BN --> BO["67 Left Side"]
BO --> BP["68 Right Side"]
BP --> BQ["69 Bottom Side"]
BQ --> BR["70 Left Side"]
BR --> BS["71 Right Side"]
BS --> BT["72 Bottom Side"]
BT --> BU["73 Left Side"]
BU --> BV["74 Right Side"]
BV --> BW["75 Bottom Side"]
BW --> BX["76 Left Side"]
BX --> BY["77 Right Side"]
BY --> BZ["78 Bottom Side"]
BZ --> CA["79 Left Side"]
CA --> CB["80 Right Side"]
CB --> CC["81 Bottom Side"]
CC --> CD["82 Left Side"]
CD --> CE["83 Right Side"]
CE --> CF["84 Bottom Side"]
CF --> CG["85 Left Side"]
CG --> CH["86 Right Side"]
CH --> CI["87 Bottom Side"]
CI --> CJ["88 Left Side"]
CJ --> CK["89 Right Side"]
CK --> CL["90 Bottom Side"]
How to remove the unit
1 Detach the faceplate.
2 Fit the catch pin on the extraction keys into the holes on both sides of the trim plate, then pull it out.
3 Insert the extraction keys deeply into the slots on each side, then follow the arrows as shown on the right.

text_image
Diagram illustrating a three-step process of magnetic field application, labeled with steps A, B, C and numbered items ①, ②, ③.Wiring connection

text_image
KDC-4557U KDC-3057UG KDC-4057UB KDC-3057UR KDC-4057UR KDC-3057URY KDC-3457UQ KDC-317UR Antenna terminal Fuse (10 A) If no connections are made, do not let the wire come out from the tab. Light blue/yellow (Steering remote control wire) Blue/White (Power control wire/ Antenna control wire) Brown (Mute control wire) MUTE (Except for KDC-3457UQ): Remote CONT ANT CONT P. CONT Connecting the ISO connectors on some VW/ Audi or Opel (Vauxhall) automobiles You may need to modify the wiring of the supplied wiring harness as illustrated below. Yellow (Battery wire) Red (Ignition wire) Red (A7) Yellow (A4) ISO connectors IAB B6 B4 B2 IB8 B6 B4 B2 IB7 B5 B3 B1 IAB B6 B4 B2 IAB B6 B4 B2 IAB B5 B3 B1 A1 Yellow : Battery A5 Blue/White : Power control A7 Red : Ignition (ACC) A8 Black : Earth (ground) connection B1 / B2 Purple ⊕ / Purple/black ⊖ : Rear speaker (right) B3 / B4 Gray ⊕ / Gray/black ⊖ : Front speaker (right) B5 / B6 White ⊕ / White/black ⊖ : Front speaker (left) B7 / B8 Green ⊕ / Green/black ⊖ : Rear speaker (left)Part list for installation
