. This unit may not correctly play discs which do not have the mark. You cannot play a CD-R or CD-RW that has not been finalized. (For the finalization process refer to your CD-R/CD-RW writing software, and your CD-R/CDRW recorder instruction manual.)

English |

Basic Operation
[TI] Release [M.JOG] Display Disc slot Auxiliary input Disc slot Auxiliary input [ ]
Control Control knob [SRC] [1] [2] [3]

[4] [5] [6]

USB Terminal USB Terminal

General functions

Power/Source select button [SRC] Turns on the power. When the power is on, the source switches between Tuner (TUNER) , USB or iPod (USB or iPod), CD (CD) , Auxiliary input (AUX), and Standby (STANDBY) each time this button is pressed. Press at least 1 second to turn off the power.
damaged by shocks or jolts. Keep the faceplate in its faceplate case while detached. Do not place the faceplate (and the faceplate case) in areas exposed to direct sunlight, excessive heat or humidity. Also avoid places with too much dust or the possibility of water splashing. To prevent deterioration, do not touch the terminals of the unit or faceplate with your fingers.
When the power is ON, the <Security Code> (page 12) is displayed as "CODE ON" or "CODE OFF". For whether USB devices and iPod can be connected, refer to <About Audio file> (page 15). When an optional accessory is connected, the source name for each device appears. This unit automatically turns full power OFF after 20 minutes lapses in Standby mode in order to save the vehicle's battery. The time until full power OFF can be set in POWER OFF of <Menu System> (page 11). When connection of the iPod is recognized, the source display changes from "USB" to "iPod".
Auxiliary input Auxiliary input Used to connect a portable audio device with miniplug cable (3.5 ).
Use the mini-plug cable (stereo) which does not have any resistance.
Muting volume upon reception of phone call When there is a call, CALL is displayed and the audio system is paused. When the call ends, CALL disappears and the audio system comes back on. The audio system comes back on when [SRC] is pressed during a call. Control knob Subwoofer output Switches between ON (SUBWOOFER ON) and OFF (SUBWOOFER OFF) each time pushing toward down for at least 2 seconds. Text/Title scroll Control knob

Volume control Control knob Turn the knob to adjust the volume. Faceplate release Release Releases the faceplate lock so that it can be removed. Refer to the following diagram when reattaching the faceplate.
Scrolls the CD, audio file, and Radio text display when pushing toward up for at least 2 seconds.

Tuner functions

The faceplate is a precision piece of equipment and can be
Band select Control knob Switches between FM1, FM2, and FM3 each time pushing toward up. Switches to AM when pushing toward down.
: Indicates the button etc. to operate.
Tuning Control knob Changes the frequency when pushing toward left or right.
Pause and play [38] Switches between pause and play each time this button is pressed.
During reception of stereo stations the ST indicator is ON.

Disc ejection

Traffic information [TI] Turns ON or OFF the Traffic Information function. When the function is turned ON, TI indicator is ON. If traffic bulletin starts when the function is ON, TRAFFIC INFO is displayed and traffic information is received.
You can eject the disc for 10 minutes after switching off the engine.
USB device removing [0] Press this button for 2 seconds or longer to select the remove mode, and the remove the USB device. During the remove mode, USB REMOVE is displayed. Music search Control knob Changes the music when pushing toward left or right. Fast reverses or forwards the music while keeping pushing toward left or right. (No sound is output while playing audio file.) Folder search Control knob
If the volume is adjusted during reception of traffic information, the adjusted volume is memorized automatically. The memorized volume will be applied next time the Traffic Information function is turned ON.
Preset memory [1] - [6] Memorizes the station selected when pressing for at least 2 seconds. Auto memory entry [TI] Memorizes six stations with good reception automatically when pressed for at least 2 seconds. Preset tuning [1] - [6] Recalls the memorized station.
Changes the folder containing the audio file when pushing toward up or down. Select mode [M.JOG]
After pressing this button, you can quickly search songs with the control knob. See <List Select> (page 10), <iPod Select> (page 10) for details. Track/ File/ Folder repeat play [4] Switches between Track Repeat (TRAC REP ON) and OFF (REP OFF) when pressed while playing a CD. Switches between File Repeat (FILE REP ON), Folder Repeat (FOLD REP ON), and OFF (REP OFF) when pressed while playing an audio file.

USER: The customized Bass, Middle, and Treble levels are effective. On the KDC-W5641U/W5541U/W5141U/ W5041U, this item can be selected at any time. On the KDC-W4141/W4041, this item is displayed only when the tone quality has been adjusted. On the KDC-W4141/ W4041, this item disappears when another setting is selected. You can set Bass, Middle, and Treble for each source.
1 Select the source to adjust

Press the [SRC] button.

2 Enter Audio Control mode

Press the Control knob.

2 Enter Audio Setup mode
Press the Control knob for at least 1 second.
3 Select the Audio item to adjust
3 Select the Audio Setup item to adjust

4 Adjust the Audio item

Turn the Control knob.
4 Adjust the Audio setup item
5 Exit Audio Control mode
Press any button. Press a button other than the Control knob or 0 button.

5 Exit Audio Setup mode

Speaker Setting
Fine-tuning so that the System Q value is optimal when setting the speaker type as follows; Speaker type OFF For 5 & 4 in. speaker For 6 & 6x9 in. speaker For the OEM speaker Display SP SEL OFF SP SEL 5/4 SP SEL 6*9/6 SP SEL OEM

Display Switching

Changes displayed information on each source following;

In Tuner source

Information Program Service name or Frequency Radio text, Program Service name or Frequency Clock Display FREQUENCY/PS RADIO TEXT CLOCK

1 Enter Standby

Press the [SRC] button. Select the STANDBY display.
In CD & External disc source
Information Disc title Track title (In External disc source) Play time & Track number Clock Display DISC TITLE TRACK TITLE P-TIME CLOCK
2 Enter Speaker Setting mode
3 Select the Speaker type
4 Exit Speaker Setting mode

In Audio file source

Information Music title & Artist name Album name & Artist name Folder name File name Play time & Music number Clock Display TITLE/ARTIST ALBUM/ARTIST FOLDER NAME FILE NAME P-TIME CLOCK
In Standby/ Auxiliary input source
Information Source name Clock Display SOURCE NAME CLOCK
1 Enter Switching Display mode
Press the [38] button for at least 1 second. DISPLAY SEL is displayed.
2 Select the Display item
Push the Control knob towards right or left.
3 Exit Switching Display mode

Press the [38] button.

When you select the clock display, the display setting of each source will be changed to the clock display. If the selected display item does not have any information, alternative information is displayed. When selecting "FOLDER NAME" while playing with iPod, names will be displayed depending on currently selected browsing items.

Playing the Current Song or Disc Repeatedly. (Repeat play) Press the [4] button. Pressing the button repeatedly selects Track Repeat play on (TRAC REP ON), Disc Repeat play on (DISC REP ON), and Repeat play off (REP OFF) sequentially. Randomly plays the music in the disc changer. (Magazine random play) Press the [6] button. Pressing the button toggles the setting between Magazine random play on (MGZN RDM ON) and off (RDM OFF). Function of remote control
Cancelling Direct Access Tuning Press the [DIRECT] button on the remote control.
You can enter the FM band frequency in steps of a minimum of 0.1 MHz.

Direct Music Search

Searchs the music by entering the track number.

1 Enter the music number

Press the number buttons on the remote control.

2 Search the music

Press the [4] or [] button.
Cancelling Direct Music Search Press the [38] button.
Direct Music Search cannot be performed during playing of iPod, Random play, or scan play.
Function of disc changers with remote control

Direct Disc Search

Searchs the disc by entering the disc number.
Function of KDC-W5641U/KDC-W5541U Function of iPod

iPod Select

Search for the song you want to listen to by selecting the same menu item as that of iPod.

1 Enter the disc number

1 Enter Multi Jog Select mode
Press the [M.JOG] button. MULTI JOG ON is displayed. Displays the play list.

2 Search the disc

Press the [FM] or [AM] button.
Cancelling Direct Disc Search Press the [38] button.
2 Searching for and playing a song
Operation type Movement between items Selection of item Return to previous item Return to Top menu Operation Turn the Control knob. Press the Control knob. Push the Control knob towards up. Push the Control knob towards up for at least 2 seconds.
Input 0 to select disc 10. Direct Disc Search cannot be performed during playing of Random play or scan play.
Function of USB/CD of Audio file

List Select

Search for the song you want to listen to by tracing the media file structure.

Synchronizing the RDS station time data and this units clock. DISPLAY ON*/OFF Turns off the display when no operation is performed. DIMMER*1 AUTO*/OFF Dims the display in conjunction with the light switch of the vehicle. DIMMER*2 ON/OFF* Adjusts the brightness of the display according to the surrounding illumination. DOT LINE ON*/OFF Specifies whether to display the red dotted line on the display. SWPRE REAR*/ Sets the preout output. SUB-W ZONE2*1 REAR*/ Specifies the destination of AUX FRONT input sound when the Dual Zone function is turned on. SUPREME ON*/OFF Turns ON/OFF the Supreme function. NEWS OFF* Turns ON/OFF the News Bulletin 90M Automatic Reception function and sets the news bulletin interrupt disabled time. LOCAL S ON/OFF* Only stations whose reception is good are searched in auto seek tuning. SEEK AUTO1*/ Selects the tuning mode of AUTO2/ the radio. MANUAL AF ON*/OFF When station reception is poor, automatically switches to the station that is broadcasting the same program over the same RDS network. REGIONAL ON*/OFF Sets whether to switch to the station only in the specific region using the AF control. ATPS ON*/OFF When traffic information station reception is poor, automatically searches for a station that can be received better. MONO ON/OFF* Receives a stereo broadcast in the mono mode. NAME SET Refer to Sets the display when switched page 13 to AUX source.
Displayed item is depending on currently selected source. The mark in Source column shows the source to which the item is displayed.
: Can be set in other than standby state. : Can be set in standby state. : Can be set while Audio file source of CD/USB (excluding iPod). : Can be set while Tuner source. : Can be set during FM reception. : Can be set while accessing AUX source. : Can be set during all sources.

1 Enter Menu mode

Press the [M.JOG] button for at least 1 second. MENU is displayed.

2 Select the menu item

3 Set the menu item

4 Exit Menu mode

Press the [M.JOG] button.
Refer to the respective page for information on how to set the items with reference page number. ZONE2 is displayed when 2ZONE in <Audio Setup> (page 6) is set to ON. Refer to the <Appendix> (page 16) for the details of the menu items.

Security Code

When Security Code is set, possibility of theft is reduced because input of Security Code is prompted to turn on the unit once it is turned off.

and the input prohibition periods shown in the table below is generated. After the input prohibition time lapses, CODE is displayed, and you can reenter the code.
When you activate the Security Code function, it cannot be released. Note, your Security Code is the 4 digit number entered in your Car Audio Passport in this package.
Number of times the incorrect code was input 3 4
Input prohibited time 5 minutes 1 hour 24 hours
1 Select Security Code item during Menu mode
Select the SECURITY SET display. For how to select menu items, refer to <Menu System>(page 11).
Manual Clock Adjustment 1 Select Clock Adjustment item during Menu
mode Select the CLOCK ADJUST display. For how to select menu items, refer to <Menu System>(page 11).
2 Enter Security Code mode
Press the Control knob for at least 1 second. When ENTER is displayed, CODE is also displayed.
3 Select the digits to enter
2 Enter Clock Adjust mode
Press the Control knob for at least 1 second. The clock display blinks.
4 Select the Security Code numbers
5 Repeat steps 3 and 4, and complete the

Security Code.

3 Adjust the time
Push the control knob towards up or down to adjust the hours and right or left to adjust the minutes.
6 Confirm the Security Code
Press the Control knob for at least 3 seconds. When RE-ENTER is displayed, CODE is also displayed.
4 Exit Clock adjustment mode
7 Do the step 3 through 6 step operation, and
reenter the security code. APPROVED is displayed. The Security Code function activates.
You can do this adjustment when the SYNC is set as OFF.
If you enter a Code different from your Security Code, you have to start over from step 3.
8 Exit Security Code mode
Entering Security Code The Security Code is required to use the audio unit when the unit is first used after removed from the battery power source or the Reset button is pressed.
1 Turn the power ON. 2 Do the step 3 through 6 step operation, and
reenter the security code. APPROVED is displayed.
If an incorrect code is entered, WAITING is displayed,
Auxiliary Input Display Setting
Selects the display below when changing to Auxiliary input source; AUX DVD PORTABLE GAME VIDEO TV
1 Select Auxiliary input display setting item
during Menu mode Select the NAME SET display. For how to select menu items, refer to <Menu System>(page 11).

2 Enter Auxiliary input display setting mode
Press the Control knob for at least 1 second. The presently selected Auxiliary input display is displayed.
3 Select the Auxiliary input display
4 Exit Auxiliary input display setting mode
When operation stops for 10 seconds, the name at that time is registered, and the Auxiliary input display setting mode closes. The Auxiliary input display can be set only when the built-in auxiliary input or the auxiliary input of optional KCA-S220A is used. On the KCA-S220A, "AUX EXT" is displayed by default.
Demonstration mode Setting
Turning the demonstration mode ON/OFF.
1 Select Demonstration item during Menu mode
Select the DEMO MODE display. For how to select menu items, refer to <Menu System>(page 11).
2 Set the Demonstration mode
Press the Control knob for at least 2 second. Pressing this button for 2 seconds or longer toggles the setting between ON and OFF.
3 Exit Demonstration mode
Accessory of KDC-W5641U/KDC-W5141U/KDC-W4141
Basic Operations of remote control

VOL SRC

ATT VOL
Band select Station select

[FM]/[AM] [4]/[] [1] [6]

Recall preset stations

DIRECT

*2-ZONE

In CD/USB source

Music select Folder/Disc select [4]/[] [FM]/[AM]
Pause/Play *KDC-W5641U/W5141U only [38]
About [ ] This button is used when Bluetooth HANDS FREE BOX is connected. For more information, refer to the instruction manual of Bluetooth HANDS FREE BOX.

General control

Volume control Source select [VOL] [SRC]
Do not set the remote control in hot places such as on the dashboard.
Volume reduce [ATT] When the button is pressed again, the volume returns to the previous level. When the volume is reduced, the "ATT" indicator flashes.
Loading and Replacing battery
Use two AA/ R6-size batteries. Slide the cover while pressing downwards to remove it as illustrated. Insert the batteries with the + and poles aligned properly, following the illustration inside the case.

In Audio control

Audio item select Adjusts the Audio item [AUD] [VOL]
Refer to <Audio Control> (page 6) for the operation method, such as the procedures for Audio control and others operations.

Dual Zone control

Dual zone system on and off Rear channel volume control [2-ZONE] [5]/ []

About Audio file

Playable Audio file AAC-LC (.m4a), MP3 (.mp3), WMA (.wma) Playable disc media CD-R/RW/ROM Playable disc file format ISO 9660 Level 1/2, Joliet, Romeo, Long file name. USB device Playable Model KDC-W5641U, KDC-W5541U, KDC-W5141U, KDC-W5041U Playable USB device USB mass storage class Playable USB device file system FAT16, FAT32 iPod Playable Model KDC-W5641U, KDC-W5541U Although the audio files are complied with the standards listed above, the play maybe impossible depending on the types or conditions of media or device. Playing order of the Audio file In the example of folder/file tree shown below, the files are played in the order from to.

About USB device

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 a correct title, etc. When the iPod is connected to this unit, KENWOOD or is displayed on the iPod to indicate that you cannot operate the iPod. When the USB device is connected to this unit, it can be charged up provided that this unit is powered. Install the USB device in the place where it will not prevent you from driving your vehicle properly. You cannot connect a USB device via a USB hub and Multi Card Reader. Take backups of the audio files used with this unit. The files can be erased depending on the operating conditions of the USB device. We shall have no compensation for any damage arising out of erasure of the stored data. No USB device comes with this unit. You need to purchase a commercially available USB device. When connecting the USB device, usage of the CAU1EX (option) is recommended. Normal playback is not guaranteed when a cable other than the USB compatible cable is used. Connecting a cable whose total length is longer than 5 m can result in abnormal playback.

AF (Alternative Frequency) When the reception is poor, automatically alternate to another frequency broadcasting the same program in the same RDS network with better reception. RUSSIAN (Russian language setting) When this is set to ON, the following character strings are displayed in Russian: Folder name/ File name/ Song title/ Artist name/ Album name/ KCA-BT100 (optional accessory)
POWER OFF (Power OFF Timer) Setting the timer to turn this units power OFF automatically when Standby mode continues. Using this setting can save the vehicles battery power. : Power OFF Timer function is OFF. 20M: Turns the power OFF after 20 minutes. (Factory setting) 40M: Turns the power OFF after 40 minutes. 60M: Turns the power OFF after 60 minutes. ZONE2 (Dual Zone) Set the destination (front speaker FRONT or rear speaker REAR) of the sub source (AUX IN) when the Dual Zone function is turned on. DISPLAY If this unit is not operated at least 5 seconds with OFF selected, the display turns off. During a setup mode, the display will not turn off even if 5 seconds lapse.

For operating KCA-BT100

To control KCA-BT100, operate as follows; To make setting for <Selecting the Dialing Mode>, select <Menu System> (page 11). Pressing the [38] button for at least 1 second after selecting the "DIALING MODE" item allows you to enter the dialing method selection mode. To exit from dialing method selection mode, press [M.JOG] button. To make <Disconnecting a Call>, <Clearing the Disconnection Massage>, and <Rejecting an Incoming call>, press [AUTO] button for at least 1 second. Moreover, some displays are different from the description of KCA-BT100 Instruction Manual. Displays of KCA-BT100 Instruction Manual DISCONCT CONNECT PHN-DEL P-STATUS BT-CON Y T-CON N Actual displays on this unit HF DISCONCT HF CONNECT DEVICE DEL DVC STATUS HF CONNECT Y HF CONNECT N
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.
Information on Disposal of Old Electrical and Electronic Equipment (applicable for EU countries that have adopted separate waste collection systems)
Products with the symbol (crossed-out wheeled bin) cannot be disposed as household waste. Old electrical and electronic equipment 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.
: Displays the bluetooth connection status. This indicator turns on when a cell-phone is connected to this unit. : Displays the signal strength of cell-phone. : Displays the battery level of cell-phone.

The marking of products using lasers (Except for some areas)

CLASS 1 LASER PRODUCT

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.
Declaration of Conformity with regard to the EMC Directive 2004/108/EC

Manufacturer:

Kenwood Corporation 2967-3 Ishikawa-machi, Hachioji-shi, Tokyo, 192-8525 Japan

EU Representative's:

Kenwood Electronics Europe BV Amsterdamseweg 37, 1422 AC UITHOORN, The Netherlands
Accessories/ Installation Procedure

Accessories

with the ignition, connect the ignition wire to a power source that can be turned on and off with the ignition key. Use a commercially available conversion connector if the connector does not fit in the vehicle connector. Insulate unconnected wires with vinyl tape or other similar material. To prevent a short circuit, do not remove the caps on the ends of the unconnected wires or the terminals. If the console has a lid, make sure to install the unit so that the faceplate will not hit the lid when closing and opening. If the fuse blows, first make sure the wires arent touching to cause a short circuit, then replace the old fuse with one with the same rating. Connect the speaker wires correctly to the terminals to which they correspond. The unit may be damaged or fail to work if you share the - wires or ground them to any metal part in the car. After the unit is installed, check whether the brake lamps, blinkers, wipers, etc. on the car are working properly. Mount the unit so that the mounting angle is 30 or less.
2..2 Installation Procedure
1. To prevent short circuits, remove the key from the ignition and disconnect the - terminal of the battery. 2. Make the proper input and output wire connections for each unit. 3. Connect the wire on the wiring harness. 4. Take Connector B on the wiring harness and connect it to the speaker connector in your vehicle. 5. Take Connector A on the wiring harness and connect it to the external power connector on your vehicle. 6. Connect the wiring harness connector to the unit. 7. Install the unit in your car. 8. Reconnect the - terminal of the battery. 9. Press the reset button.
About CD players/disc changers connected to this unit
Kenwood disc changers/ CD players released in 1998 or later can be connected to this unit. Refer to the catalog or consult your Kenwood dealer for connectable models of disc changers/ CD players. Note that any Kenwood disc changers/ CD players released in 1997 or earlier and disc changers made by other makers cannot be connected to this unit. Connecting unsupported disc changers/CD players to this unit may result in damage. Set the O-N Switch to the N position for the applicable Kenwood disc changers/ CD players. The functions you can use and the information that can be displayed may differ depending on the models being connected.

Mounting and wiring this product requires skills and experience. For safetys sake, leave the mounting and wiring work to professionals. Make sure to ground the unit to a negative 12V DC power supply. Do not install the unit in a spot exposed to direct sunlight or excessive heat or humidity. Also avoid places with too much dust or the possibility of water splashing. Do not use your own screws. Use only the screws provided. If you use the wrong screws, you could damage the unit. If the power is not turned ON (PROTECT is displayed), the speaker wire may have a short-circuit or touched the chassis of the vehicle and the protection function may have been activated. Therefore, the speaker wire should be checked. Make sure that all wire connections are securely made by inserting jacks until they lock completely. If your vehicles ignition does not have an ACC position, or if the ignition wire is connected to a power source with constant voltage such as a battery wire, the power will not be linked with the ignition (i.e., it will not turn on and off along with the ignition). If you want to link the units power
Connecting Wires to Terminals
Steering remote control (Light Blue/Yellow)

REMO.CONT

KDC-W5641U/W5541U/W5141U/W5041U
To use the steering wheel remote control feature, you need to an exclusive remote adapter (not supplied) matches your car is required. When this terminal is not in use, leave its cap on.
Rear/Subwoofer preput preout Rear preout/SubWoofer KDC-W4141/W4041
Rear/Subwoofer preout Rear/SubWoofer preput
FM/AM antenna input (JASO) (KDC-W5641U/W5541U/W5141U/W5041U) FM/AM antenna input (JASO) (KDC-W4141/W4041) To Kenwood disc changer/ External optional accessory Wiring harness (Accessory1)

Fuse (10A)

TEL mute wire (Brown)
Connect to the terminal that is grounded when either the telephone rings or during conversation.
To connect the Kenwood navigation system,
consult your navigation manual. If no connections are made, do not let the wire come out from the tab. Power control/ Motor antenna control wire (Blue/White)

P.CONT ANT.CONT

Connect either to the power control terminal when using the optional power amplifier, or to the antenna control terminal in the vehicle.
Battery wire (Yellow) Ignition wire (Red)

See next page.

A7 Pin (Red) A4 Pin (Yellow)

Connector A

Connector B

Connector Function Guide

Pin Numbers for ISO Connectors External Power Connector A-4 A-5 A-6 A-7 A-8 Speaker Connector B-1 B-2 B-3 B-4 B-5 B-6 B-7 B-8 Cable Colour Functions

remove the two locks on the upper level. Upper the frame and pull it forward as shown in the figure.

Lock Catch

Bend the tabs of the mounting sleeve with a screwdriver or similar utensil and attach it in place. Self-tapping screw (commercially available) Screw (M4X8) (commercially available)

Accessory2 Removal tool

2 When the upper level is removed, remove the

lower two locations.

The frame can be removed from the bottom side in the same manner.
Make sure that the unit is installed securely in place. If the unit is unstable, it may malfunction (for example, the sound may skip).
Removing the Unit 1 Refer to the section <Removing the hard rubber
frame> and then remove the hard rubber frame.
2 Remove the screw (M4 8) on the back panel. 3 Insert the two removal tools deeply into the slots

on each side, as shown.

4 Lower the removal tool toward the bottom, and
pull out the unit halfway while pressing towards the inside.
Screw (M4X8) (commercially available) Accessory2
Be careful to avoid injury from the catch pins on the removal tool.
5 Pull the unit all the way out with your hands, being

careful not to drop it.

Troubleshooting Guide
Some functions of this unit may be disabled by some settings made on this unit.

Audio file source

Cannot set up the subwoofer. Cannot set up the High Pass Filter. Cannot set up the Fader. No Audio control effect on AUX. Preout is not set to subwoofer. SWPRE of <Menu System> (page 11) Subwoofer output of <Basic Operation> (page 4) is not set to On. The Dual zone function is enabled. <Audio Setup> (page 6) Cannot set up the subwoofer phase. The Low Pass Filter is set to Through. <Audio Setup> (page 6) Cannot select the output destination of the subsource in the Dual zone. Cannot adjust the volume of the rear speakers. The Dual zone function is disabled. <Audio Setup> (page 6) Cannot register a security code. Cannot set up Display Illumination Control. <Demonstration mode Setting> (page 13) is not turned off. Cannot set up the Power-off timer. <Security Code> (page 12) is not set.
The sound skips when an Audio file is being played. The media is scratched or dirty. Clean the media, referring to the CD cleaning of the section on <Handling CDs> (page 3). The recording condition is bad. Record the media again or use another media.
What might seem to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following table for possible problems.

Tuner source

Radio reception is poor. The car antenna is not extended. Pull the antenna out all the way.

E-05: E-77:

USB REMOVE:

IN (Blink):

PROTECT:
NA FILE: COPY PRO: READ ERROR:

NO DEVICE:

N/A DEVICE:
NO MUSIC DATA/E-15: The connected USB device contains no playable audio file. Media was played that doesnt have data recorded that the unit can play.

Specications

FM tuner section
Frequency range (50 kHz space) : 87.5 MHz 108.0 MHz Usable sensitivity (S/N = 26dB) : 0.7 V/75 Quieting Sensitivity (S/N = 46dB) : 1.6 V/75 Frequency response (3.0 dB) : 30 Hz 15 kHz Signal to Noise ratio (MONO) : 65 dB Selectivity (DIN) (400 kHz) : 80 dB Stereo separation (1 kHz) : 35 dB
USB Interface (KDC-W5641U/W5541U/W5141U/W5041U)
USB Standard : USB1.1/ 2.0 Maximum Supply current : 500 mA File System : FAT16/ 32 MP3 decode : Compliant with MPEG-1/2 Audio Layer-3 WMA decode : Compliant with Windows Media Audio AAC decode : AAC-LC ".m4a" files
Audio section MW tuner section
Frequency range (9 kHz space) : 531 kHz 1611 kHz Usable sensitivity (S/N = 20dB) : 25 V Maximum output power : 50 W x 4 Full Bandwidth Power (at less than 1% THD) : 30 W x 4 Speaker Impedance :48 Tone action Bass : 100 Hz 8 dB Middle : 1 kHz 8 dB Treble : 10 kHz 8 dB Preout level / Load (CD) : 2500 mV/10 k Preout impedance : 600

LW tuner section

Frequency range : 153 kHz 281 kHz Usable sensitivity (S/N = 20dB) : 45 V

CD player section

Laser diode : GaAlAs Digital filter (D/A) : 8 Times Over Sampling D/A Converter : 24 Bit Spindle speed : rpm (CLV) Wow & Flutter : Below Measurable Limit Frequency response (1 dB) : 10 Hz 20 kHz Total harmonic distortion (1 kHz) : 0.008 % Signal to Noise ratio (1 kHz) : 105 dB Dynamic range : 93 dB MP3 decode : Compliant with MPEG-1/2 Audio Layer-3 WMA decode : Compliant with Windows Media Audio AAC decode : AAC-LC ".m4a" files

Auxiliary input

Frequency response (1 dB) : 20 Hz 20 kHz Input Maximum Voltage : 1200 mV Input Impedance : 10 k

General

Operating voltage (11 16V allowable) : 14.4 V Current consumption : 10 A Installation Size (W x H x D) : 182 x 53 x 155 mm Weight : 1.40 kg
Specifications subject to change without notice.