User Manual
Appendix
30
En
Troubleshooting 
Common
Symptom Cause Action
The power will not turn 
on. The unit will not 
operate.
Leads and connectors are 
incorrectly connected.
Conrm once more that all 
connections are correct.
The fuse is blown.
Rectify the cause and then replace 
the fuse. Be sure to install a fuse 
with the same rating.
Noise and/or other factors 
are causing the built-in 
microprocessor to operate 
incorrectly.
Press [RESET].
The power isn’t enabled 
correctly. 
Press [ 
 /MUTE ] button to turn 
on the unit.
Operation with the remote 
control is not possible. 
The unit does not operate 
correctly even when 
the appropriate remote 
control buttons are 
pressed.
Battery power is low. Load a new battery.
There is no sound. 
The volume level will not 
rise.
Cables are not
connected correctly.
Connect the cables
correctly.
The aspect ratio is 
incorrect and the image is 
stretched.
The aspect ratio setting is 
incorrect for the display.
Select the appropriate setting for 
your display.
There is no
image displayed.
The parking
brake cable is
not connected.
Connect the parking
brake cable,
and apply the parking
brake.
The image displayed 
stops (pauses) and the 
unit cannot be operated.
The data could no longer 
be read during playback.
Stop playback once, and start 
playback again.
There is no sound. 
The volume level is low.
The volume level is low. Adjust the volume level.
The sound and video 
skip.
The unit is not rmly 
secured.
Firmly secure the unit.
Sub-folders cannot be 
played back.
Folder repeat play has 
been selected.
Select the repeat range again.
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