Troubleshooting - ZENEC ZE-NC514 Benutzerhandbuch

TROUBLESHOOTING

What appears to be trouble is not always serious. Please check the following points
before calling a service center.
Problem
Unit can not power on.
Remote control does not work.
No/low audio output.
Poor sound quality
or distortion.
Tel-Mute malfunction.
Unit resets itself when engine is off.
Monitor does not open automatically.
Warning information is shown at all
times.
Flashing image or interference app
ears
on screen.
Cause
General
Unit fuse blown.
Car battery fuse blown.
lllegal operation.
Battery depleted.
Battery installed incorrectly.
lmproper audio output connection.
Volume set too low.
Speakers damaged.
Heavily biased volume balance.
Speaker wiring is in contact with metal
part of car.
Pirated disc is in use.
Speaker.
Wrong connections.
Speaker is shorted.
MUTE wire is grounded.
lncorrect connection.
between ACC and BATT.
TFT monitor
TFT Auto Open is turned off.
Parking break wiring is not correct.
The color system of DVD disc does not
match the monitor.
Pirated disc is in use.
Video cable damaged.
lmproper video signal connections.
37
Corrective action
lnstall new fuse with correct rating.
lnstall new fuse with correct rating.
Reset the unit.
Change the Battery.
lnstall the battery correctly.
Check wiring and correct.
lncrease volume level.
Replace speakers.
Adjust the channel balance to center
position.
lnsulate all speaker wiring connections.
Use original disc.
Replace speakers.
Check wiring and correct.
Check wiring and correct.
Check the 'MUTE' wiring and correct.
Check wiring and correct.
Turn TFT Auto Open on.
Check wiring and correct.
Adjust the color system of the DVD disc
playing back or the monitor in us.
Use original disc.
Replace cables.
Check wiring and correct.
ZE-NC514