Contents Safety precautions Notes About CDs About MP3 and WMA General features Power Selecting the Source Volume Attenuator System Q Audio Control Audio Setup Speaker Setting Switching Display Dimmer Control Theft Deterrent Faceplate TEL Mute Tuner features Tuning Tuning Mode Station Preset Memory Auto Memory Entry Preset Tuning...
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.
Notes • If you experience problems during installation, consult your Kenwood dealer. • If the unit fails to operate properly, press the Reset button. The unit returns to factory settings when the Reset button is pressed. • Press the reset button if the disc auto changer fails to operate correctly.
About CDs Handling CDs • Don’t touch the recording surface of the CD. • CD-R and CD-RW are easier to damage than a normal music CD. Use a CD-R or a CD-RW after reading the caution items on the package etc. •...
About MP3 and WMA The playable MP3/WMA file (hereafter called Audio file) and the media format has the following limitation. The Audio file, which is out of the specification, may not able to be played normally, or the file and folder names may not be displayed correctly.
General features Release button ATT/DIM LOUD indicator ATT indicator Power Turning ON the Power Press the [SRC] button. Turning OFF the Power Press the [SRC] button for at least 1 second. Selecting the Source Press the [SRC] button. Source required Tuner External disc (Optional accessory) Auxiliary input (Optional accessory)
General features System Q You can recall the best sound setting preset for different types of music. Select the source to set Press the [SRC] button. Select the Sound type Press the [Q] button. Each time the button is pressed, the sound setting switches.
Service name reception Press the Control knob for at least 1 second. The frequency for the RDS station will be displayed for 5 seconds instead of the Program Service name. In CD source (KDC-3031A/3031G/309A/309G) Information Display Track number & Play time "P-TIME"...
General features Theft Deterrent Faceplate The faceplate of the unit can be detached and taken with you, helping to deter theft. Removing the Faceplate Press the Release button. The faceplate is unlocked, allowing you to detach • The faceplate is a precision piece of equipment and can be damaged by shocks or jolts.
Tuner features Band display Tuning Selecting the station. Select tuner source Press the [SRC] button. Select the "TUNER" display. Select the band Push the Control knob to [FM] or [AM]. Each time the knob is pushed to [FM], it switches between the FM1, FM2, and FM3 bands.
Tuner features Station Preset Memory Putting the station in the memory. Select the band Push the Control knob to [FM] or [AM]. Select the frequency to put in the memory Push the Control knob to [4] or [¢]. Put the frequency in the memory Press the desired [1] —...
RDS features TI indicator Traffic Information Switching to traffic information automatically when a traffic bulletin starts even when you aren’t listening to the radio. Press the [TI] button. Each time the button is pressed, the Traffic information function turns ON and OFF. When it’s ON, "TI"...
Function of the KDC-W4531/W4031/W409/3031A/3031G/309A/309G RDS features PTY (Program Type) Selecting the Program Type and searching for a station. Enter PTY mode Press the Control knob. During PTY mode the "PTY" indicator is ON. • This function can’t be used during a traffic bulletin or AM reception.
Changing Language for PTY Function Selecting the Program Type display language. Enter PTY mode Refer to <PTY (Program Type)> (page 14). Enter Changing Language mode Press the [TI] button. Select the language Push the Control knob to [FM] or [AM]. Each time the knob is pushed, the language switches as shown below.
CD/Audio file/External disc control features Track number Playing CD & Audio file When a disc is inserted Press the [SRC] button. Select the "CD" display. • When a CD is inserted, the "IN" indicator is ON. Pause and play Press the control knob. Each time the knob is pressed, it pauses and plays.
Fast Forwarding and Reversing Fast Forwarding Hold down on [¢] of the Control knob. Release your finger to play the disc at that point. Reversing Hold down on [4] of the Control knob. Release your finger to play the disc at that point. •...
CD/Audio file/External disc control features Function of the KDC-W4531/W4031/W409/W431G Function of Audio file Folder Select Quickly selecting the folder you want to listen to. Enter Folder Select mode Press the [F.SEL] button. "F-SELECT" is displayed. During Select mode the folder information is displayed as shown below.
Menu system MENU RDS indicator Menu System Setting during operation beep sound etc. functions. The Menu system basic operation method is explained here. The reference for the Menu items and their setting content is after this operation explanation. Enter Menu mode Press the [MENU] button for at least 1 second.
Menu system Function of the KDC-W4531 In Standby mode Security Code Because authorization by the Security Code is required when it’s removed from the vehicle, personalizing this unit is by using the Security Code is a help in preventing theft. •...
Function of the KDC-W4531/W4031/W409/3031A/ 3031G/309A/309G In Standby mode Synchronize Clock Synchronizing the RDS station time data and this unit’s clock. Display Setting "SYNC ON" Synchronizes the time. "SYNC OFF" Adjust the time manually. • It takes 3 to 4 minutes to synchronize the clock. In Standby mode DSI (Disabled System Indicator) A red indicator will blink on the unit after the...
Menu system Function of the KDC-W4531/W4031/W409/3031A/ 3031G/309A/309G AF (Alternative Frequency) When poor reception is experienced, automatically switch to another frequency broadcasting the same program in the same RDS network with better reception. Display Setting "AF ON" The AF function is ON. "AF OFF"...
• When operation stops for 10 seconds, the name at that time is registered, and the Auxiliary input display setting mode closes. Text Scroll Setting the displayed text scroll. Display Setting "SCL MANU" Doesn’t scroll. "SCL AUTO" Scrolls when the display changes. •...
Therefore, the speaker wire should be checked. • If your car is not prepared for this special connection- system, consult your Kenwood dealer. • Only use antenna conversion adapters (ISO-JASO) when the antenna cord has an ISO plug.
A –7 Pin (Red) A–4 Pin (Yellow) Connector A Connector B KDC-W4531 A To Steering remote B To KENWOOD disc changer/ External optional accessory To connect these leads, refer to the relevant instruction manuals. Antenna Cord (ISO) Antenna Conversion Adaptor (ISO–JASO) (Accessory3)
Page 26
Connecting Wires to Terminals Connector Function Guide Pin Numbers for Cable Colour ISO Connectors External Power Connector Yellow Blue/White Black Speaker Connector Purple Purple/Black Gray Gray/Black White White/Black Green Green/Black English 2WARNING Functions Connecting the ISO Connector The pin arrangement for the ISO connectors depends on the type of vehicle you drive.
Installation Installation Metal mounting strap (commercially available) Firewall or metal support 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) • 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 Removing the hard rubber frame Engage the catch pins on the removal tool and remove the two locks on the upper level. Upper the frame and pull it forward as shown in the figure. Accessory2 Removal tool When the upper level is removed, remove the lower two locations.
Troubleshooting Guide 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. General The power does not turn ON. ✔...
Page 30
Troubleshooting Guide Disc source "AUX EXT" is displayed without achieving External disc control mode. ✔ Unsupported disc changer is connected. ☞ Use the disc changer mentioned in the <About CD players/disc changers connected to this unit> (page 3) of the section on <Safety precautions>.
Page 31
The messages shown below display your systems condition. EJECT: No disc magazine has been loaded in the changer. The disc magazine is not completely loaded. ➪ Load the disc magazine properly. No CD in the unit. ➪ Insert the CD. NO DISC: No disc has been loaded in the disc magazine.
Frequency response (±1 dB) : 10 Hz – 20 kHz Total harmonic distortion (1 kHz) : 0.01 % Signal to Noise ratio (1 kHz) KDC-W4531/W4031/W409/W431G: 105 dB KDC-3031A/3031G/309A/309G: 93 dB Dynamic range : 93 dB Channel separation : 85 dB English...