JVC KW ADV790 Instructions - Page 64

Troubleshooting

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ENGLISH 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). General Symptoms • No sound comes out of the speakers. • The screen is not clear and legible. • "Position Error Push Open Key" appears on the screen. • "Mecha Error Push Reset" appears on the screen, and the panel does not move. • "No Signal" appears. • The buttons on the monitor panel do not work. • The unit does not work at all. • SSM automatic presetting does not work. • Static noise while listening to the radio. • Disc can be neither recognized nor played back. • Disc cannot be ejected. • Recordable/Rewritable discs cannot be played back. • Tracks on the Recordable/Rewritable discs cannot be skipped. • Playback does not start. Remedies/Causes • Adjust the volume to the optimum level. • Check the cords and connections. • DTS sound cannot be reproduced through the analog terminals (Speaker out/REAR OUT). Sunshine from the windshield may cause this symptom. Adjust . (☞ page 48) The monitor panel angle has been forcibly adjusted, or its adjustment has been interrupted while opening or closing. Press OPEN/TILT. Reset the unit. (☞ page 3) • Change the source. • Start the playback on the external component connected to VIDEO IN terminal. • Check the cords and connections. • Signal input is too weak. When the monitor panel is open, only +/- (volume) and OPEN/TILT work. The other buttons do not function. Reset the unit. (☞ page 3) Store stations manually. (☞ page 12) Connect the aerial firmly. Eject the disc forcibly. (☞ page 3) Unlock the disc. (☞ page 19) • Insert a finalized disc. • Finalize the discs with the component which you used for recording. • Insert the disc correctly again. • The format of files is not supported by the unit. FM/AM Disc in general 64

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ENGLISH
64
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).
Symptoms
Remedies/Causes
General
•
No sound comes out of the speakers.
•
Adjust the volume to the optimum level.
• Check the cords and connections.
•
DTS sound cannot be reproduced through the analog
terminals (Speaker out/REAR OUT).
•
The screen is not clear and legible.
Sunshine from the windshield may cause this symptom.
Adjust <
Bright
>. (
☞
page 48)
•
“Position Error Push Open Key” appears on
the screen.
The monitor panel angle has been forcibly adjusted, or its
adjustment has been interrupted while opening or closing.
Press OPEN/TILT.
•
“Mecha Error Push Reset” appears on the
screen, and the panel does not move.
Reset the unit. (
☞
page 3)
• “No Signal” appears.
• Change the source.
•
Start the playback on the external component connected
to VIDEO IN terminal.
• Check the cords and connections.
• Signal input is too weak.
•
The buttons on the monitor panel do not
work.
When the monitor panel is open, only +/– (volume) and
OPEN/TILT work. The other buttons do not function.
•
The unit does not work at all.
Reset the unit. (
☞
page 3)
FM/AM
•
SSM automatic presetting does not work.
Store stations manually. (
☞
page 12)
•
Static noise while listening to the radio.
Connect the aerial firmly.
Disc
in general
•
Disc can be neither recognized nor played
back.
Eject the disc forcibly. (
☞
page 3)
•
Disc cannot be ejected.
Unlock the disc. (
☞
page 19)
• 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 used
for recording.
• Playback does not start.
• Insert the disc correctly again.
•
The format of files is not supported by the unit.