Owner's Manual

39
VM9026
TROUBLESHOOTING
Table 9: Troubleshooting (1 of 3)
Problem Cause Corrective Action
GENERAL
Unit will not power
on
Radio fuse blown Install new fuse with
correct rating
Car battery fuse blown Install new fuse with
correct rating
Illegal operation Press the RESET button
located in the bottom
left corner of the front
panel under AV Input
cover.
No/low audio
output
Improper audio output
connection
Check wiring and
correct
Volume set too low Increase volume level
Improper “MUTE” connection Review wiring diagram
and check “TEL MUTE”
connection
Speakers damaged Replace speakers
Heavily biased volume balance Adjust the channel
balance to the center
position
Speaker wiring is in contact with
metal part of car
Insulate all speaker
wiring connections
Poor sound quality
or distortion
Pirated disc is in use Use original copy
Speaker power rating not
compatible with unit
Connect proper
speakers
Speaker is shorted Check speaker contact