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Kenwood KDC-7090R, KDC-V7090R PROBLEM, SOLUTION, POSSIBLE CAUSE, Troubleshooting Guide

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Troubleshooting Guide

What might appear 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.

PROBLEM		POSSIBLE CAUSE	SOLUTION

The power does not turn on.		The fuse has blown.	After checking for short circuits in the cables, replace
			the fuse with one having the same rating.

		No ACC position on vehicle ignition.	Connect the same cable to the ignition as the battery cable.

If you have selected Standby		The Power Off Timer function has been activated.	If you do not want the power to go OFF automatically,
mode, the power will go OFF			cancel the Power Off Timer function.
automatically.
Nothing happens when the		The computer chip in the unit is not functioning normally.	Press the reset button on the unit (see page 4).
buttons are pressed.

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

		The antenna control cable is not connected.	Connect the cable correctly, referring to the section on
			"Connecting Cables to Terminals".

The memory is erased when		The battery cable has not been connected to the proper	Connect the cable correctly, referring to the section on
the ignition is turned off.		terminal.	"Connecting Cables to Terminals".

		The ignition and battery cable are incorrectly connected.	Connect the cable correctly, referring to the section on
			"Connecting Cables to Terminals".
The faceplate does not open or		The faceplate is incorrectly attached.	Reattach the faceplate correctly, See the section on
close.			"Removing the Faceplate".(page.12)
The TEL mute function does		The TEL mute cable is not connected properly.	Connect the cable correctly, referring to the section on
not work.			"Connecting Cables to Terminals".

The TEL mute function turns		The TEL mute cable is touching a metal part of the car.	Pull the TEL mute cable away from the metal part of
on even though the TEL mute			the car.
cable is not connected.

Free switching of the sound		The system Q function is set on Scan mode.	Refer to the “System Q” page and switch it to a
quality.			function other than Scan mode. (see p. 10).

Audio control setting cannot be		The system Q function is set on Scan mode.	Refer to the “System Q” page and switch it to a
achieved.			function other than Scan mode.(see p. 10).

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Contents

B64-1902-00(EN) English Safety precautions Handling Compact discs General features CD/External disc control features 2WARNING2CAUTION IMPORTANT INFORMATION About the disc changer to be To prevent injury and/or fire, take the following precautions: •Make sure not to get your fingers caught between the faceplate and the unit •Be careful not to drop the unit or subject it to strong shock Reset button Cleaning the Faceplate Terminals Cleaning the Unit Cleaning the CD Slot The marking of products using lasers (Except for some areas) Lens Fogging Handling CDs •Do not stick tape on either side of the CD Storing CDs Cleaning CDs Checking New CDs for Burrs Do Not Load CD Accessories in Slot Removing the CD Do Not Use Special Shape CDs Do Not Use CDs with Sticker on the Labelled Side Power Power ON/OFF: KDC-V7090R KDC-7090R Switching Modes Volume Selecting the standby mode: Increasing Volume: Decreasing Volume: Attenuator Loudness Turning Loudness On/Off: Switching the Preset Sound Setting: Speaker Setting TEL Mute Faceplate Angle Adjustment You can adjust the faceplate angle for easy viewing Sliding the faceplate: Hold down the ANG button for one second or more Do not apply excessive force to the faceplate under setting Removing the Faceplate Removing the faceplate: Reattaching the Faceplate: Clock display Changing the Clock Display: Audio Control Setting 2Selecting mode 3Adjust each mode Bass Centre Frequency Display and setting: Middle Level Display and setting: "MID"/"Middle" : - 8 – + Bass Level Balance Level Fader Level Volume Offset Tuning Direct Access Tuning Cancelling Direct Access Tuning: Station Preset Memory Recalling a Preset Station: Switching Display for Tuner Switching the Display: Displaying Frequencies during programme service name display: RDS (Radio Data System) Traffic Information Function Turning TI function On/Off: Enhanced Other Network Alarm Presetting Volume for Traffic Information/News Radio Text Scroll To scroll manually: To scroll automatically: Programme Type (PTY) Function 2Select the type of programme to be received 3Seeking the selected programme type Switching to Other Stations with the Same Type of Programme: Cancelling Programme Type Function During Its Operation: Changing Language for Programme Type(PTY) Function 2Enter the Changing Language Mode Playing CDs Playing CDs: Playing CDs Already Inserted: Pausing and Restarting CD Play: Eject: Fast Forwarding and Reversing Disc Play Fast Forwarding Disc Play: Reversing Disc Play: Track Search Making a Reverse Track Search: Disc Search Making a Reverse Disc Search: Making a Forward Disc Search: Direct Track Search Cancelling Direct Track Search During Its Operation: Track Scan Starting the Track Scan: Stopping to Listen to the Track Being Scanned: Presetting Disc Names (DNPS) Random Play Magazine Random Play Disc Name Preset Play (DNPP) Rapid display (forward / reverse): 2When the name appears for the disc you want to play Press the OK button To cancell DNPP mode: Text / Title Scroll Menu System Mask Key When using the unit for the first time: If you press the RESET button or remove the battery: Touch Sensor Tone Manual Time Adjustment Automatic Time Adjustment Adjusting Time Automatically: Selectable Illumination Switching Graphic Display Variable Illumination Colour Setting 2To set a colour manually: 3To make the popular colours appear: 4To switch colours depending on the situation: (Situational Mode) 5To finely adjust blue: (Blue Adjust Mode) Time setting for removing the faceplate External Amp Control News Bulletin Function with PTY News Timeout Setting Local Seek Function <In Tuner mode Selecting Tuning Mode <In Tuner mode Auto Memory Entry <In Tuner mode Cancelling Auto Memory Entry During Its Operation: AF (Alternative Frequency) Function Restricting RDS Region (Region Restrict Function) Auto TP Seek Function Monaural Reception <In FM reception of Tuner mode Text Scroll <In FM or External disc control mode Power OFF Timer Loading and Replacing the Batteries: SRC #0-9/A-Z DNPP ATT Tuner features CD/External disc control features Accessories External view Number of items Installation Procedure Connecting Cables to Terminals Connector Function Guide Cable Colour Functions External Power Connecting the ISO Connector (see p.40) (Default setting) The Unit Vehicle Ignition cable (Red) Removing the Unit ■ Removing the hard rubber frame ■Removing the Unit Locking the faceplate to the unit ■Locking the faceplate to the unit Troubleshooting Guide PROBLEM POSSIBLE CAUSE SOLUTION Page CD/MD/External disc control mode If the following situations, consult your nearest service centre: Page Specifications Specifications subject to change without notice FM tuner section Frequency range (50 kHz space) 87.5 MHz – 108.0 MHz