JVC KD-DV7405, KD-DV7406 Troubleshooting

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Troubleshooting

What appears to be trouble is not always serious. Check the following points before calling a service center.

Symptom Remedy/Cause

General

• Sound cannot be heard from the speakers. • Adjust the volume to the optimum level.

• Check the cords and connections.

• The unit does not work at all. Reset the unit (see page 3).

• “Connect Error” appears on the display. Remove the control panel, wipe the connector, then

attach it again (see page 4).

FM/AM

• SSM automatic presetting does not work. Store stations manually.

• Static noise while listening to the radio. Connect the antenna firmly.

Discs in general

• Disc cannot be played back. Insert the disc correctly.

• Disc can be neither played back nor ejected. • Unlock the disc (see page 14).

• Eject the disc forcibly (see page 3).

• Recordable/Rewritable discs cannot be

played back.

• Tracks on the Recordable/Rewritable discs

cannot be skipped.

• Insert a finalized disc.

• Finalize the discs with the component which you

have used for recording.

• Disc cannot be recognized. Eject the disc forcibly (see page 3).

• Sound and pictures are sometimes

interrupted or distorted.

• Stop playback while driving on rough roads.

• Change the disc.

• Check the cords and connections.

• No playback picture (DVD-Video/DivX/MPEG/

VCD) appears on the monitor.

Parking brake wire is not connected properly. (See

Installation/Connection Manual.)

• No picture appears on the monitor at all. • Connect the video cord correctly.

• Select a correct input on the monitor.

• The monitor shows black and white wavy

pictures (DVD-Video/DivX/MPEG/VCD).

Select an appropriate video format (PAL/NTSC) for your

monitor (see page 41).

• The left and right edges of the picture are

missing on the monitor.

Select “4:3 LETTERBOX” (see page 45).

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Contents

Main Page IMPORTANT FOR LASER PRODUCTS For safety... Temperature inside the car... How to reset your unit How to forcibly eject a disc Caution on volume setting: Caution for DualDisc playback WARNINGS: (To prevent accidents and damage) Page CONTENTS Disc type Recording format, file type, etc Playable Playable disc type 7INTRODUCTIONS Preparation Cancel the display demonstration and set the clock 1 2 3 4 Basic operations Using the control panel 9OPERATIONS Installing the battery Using the remote controller (RM-RK252) IMPORTANT: Page 11OPERATIONS FM station automatic presetting SSM (Strong-station Sequential Memory) 1 2 3 When an FM stereo broadcast is hard to receive 3 Listening to the radio 1 2 3 Page Disc operations 1 2 3 15OPERATIONS Operations using the control panel Disc type 17OPERATIONS 5 Selecting a folder/track on the list (only for MP3/WMA/WAV file) 2 3 4 Operations using the remote controller (RM-RK252) 19OPERATIONS Operations using the on-screen bar 1 2 3 To remove the on-screen bar Entering time/numbers Using menu driven features... (DVD-Video/ DVD-VR) 21OPERATIONS On-screen bar To select a playback mode Operations using the control 1 2 3 4 Control screen Operations using the list List screen (DivX/MPEG Video/MP3/WMA/ WAV) 1 2 3 To stop play and detach the USB device Listening to the USB device 25OPERATIONS Dual Zone operations 1 2 3 Listening to the Bluetooth devices Registering a Bluetooth device Registration (Pairing) methods Registering using Open 2 3 4 5 2 3 Connecting/disconnecting/deleting a registered device 2 3 4 1 2 3 When a call comes in.... When a text message comes in.... Making a call 1 2 3 4 5 How to enter phone number 2 3 Using the Bluetooth audio player Select BT-AUDIO. Using voice command 1 2 Presetting the phone number Listening to the CD changer 1 2 To select a disc/folder/track on the list Listening to the iPod When connecting with the USB cable Selecting a track from the menu 1 2 3 Menu items: Operations using the control screen 1 2 To select a track from Search Mode Search modes category: To select a playback mode/change the speed of the Audiobooks Selecting a track from the menu Selecting the playback modes When connecting with the interface adapter Listening to the other external components 1 2 3 4 Page Adjusting the sound 1 2 3 Selecting a preset sound mode 1 2 3 Preset value setting for each sound mode 4 39SETTINGS Storing your own sound modes 1 2 3 4 5 General settings PSM 41SETTINGS Page 43SETTINGS Changing the display color Setting the display color 2 3 Setting the time for dimmer 2 3 4 2 3 4 5 6 4 5 Disc setup menu 1 2 3 4 Menu Item Setting 47SETTINGS Bluetooth settings 2 3 4 5 48 SETTINGS 1 2 3 Title assignment 49REFERENCES How to clean the connectors Moisture condensation How to handle discs Maintenance More about this unit Disc operations Inserting a disc Ejecting a disc Playing Recordable/Rewritable discs USB operations Icons for phone types Warning messages for Bluetooth operations Bluetooth operations 53REFERENCES Title assignment iPod About sounds reproduced through the rear terminals General settingsPSM Disc setup menu Adjustable sound elements 55REFERENCES On-screen guide icons Output signals through the DIGITAL OUT terminal Playback Disc Output Signal 57REFERENCES Language codes Troubleshooting 59REFERENCES Page 61REFERENCES Specifications 63REFERENCES