Troubleshooting - JVC KW-AV50 Bedienungsanleitung

Troubleshooting

What appears to be trouble is not always serious. Check the following points before calling a service center.
• For operations with the external components, refer also to the instructions supplied with the adapters used for the
connections (as well as the instructions supplied with the external components).
• Messages (enclosed in " ") in the tables below are shown in the language selected on <Text Language> (☞
page 43). Messages described here are in the language of this manual.
If the following messages appear
Message
"No Signal"
"Miswiring Check wiring
connection and then reset
unit"
"Warning Check wiring
connection and then reset
unit"
"Parking Brake"
"Eject Error"
"Loading Error"
"Restricted Device"
"USB Device Error"
• Start the playback on the external component connected to VIDEO IN jack.
• Check the cords and connections.
• Signal input is too weak.
• Rear view camera is not connected while <Camera> is selected for <Display>.
To restore the screen, press MENU/DISP OFF to display <AV Menu>, then press
[AV].
A speaker cord has shorted or it has come in to contact with the car chassis. Wire or
insulate the speaker cord as appropriate, then reset the unit (☞ page 3). See also the
Installation/Connection Manual.
No playback picture is shown when the parking brake is not engaged.
Eject the disc forcibly. (☞ page 3)
Check whether the connected iPod/iPhone is compatible with this unit. (☞ page 28)
• The USB power voltage is abnormal.
• Turn off and turn on the unit.
• Connect another USB device.
55
Remedy/Cause