JVC KW-AVX840 Manuel D'instructions page 61

If there seems to be a problem
Symptom
No sound comes out of the speakers.
No picture is displayed on the screen.
The unit does not work at all.
<Display Sensor> function does not work
properly.
The remote controller does not work.
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.
No picture appears on the external monitor.
Disc cannot be played back.
Tracks are not played back as you have
intended them to play.
Remedy/Cause
• Adjust the volume to the optimum level.
• Check the cords and connections.
Turn on the screen. (☞ page 8)
Reset the unit. (☞ page 3)
The sensor display may malfunction when there is an
object close to the motion sensor. In this case, select
<High> for <Sensitivity>. (☞ page 41)
• Deactivate the rear source. (☞ page 31) (While the rear
source is activated, the remote controller only functions
for operating the DVD/CD player.)
• Replace the battery.
Store stations manually. (☞ page 14 )
Connect the aerial firmly.
Eject the disc forcibly. (☞ page 3)
Unlock the disc. (☞ page 17)
• Insert a finalized disc.
• Finalize the discs with the component which you used
for recording.
The format of files is not supported by the unit.
• Connect the video cord correctly.
• Select the correct input on the external monitor.
• Record the tracks using a compliant application on the
appropriate discs. (☞ page 18)
• Add appropriate extension codes to the file names.
Playback order may differ from the one played back using
other players.
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