TROUBLESHOOTING
Troubleshooting
Problem Cause Corrective Action
GENERAL
Unit will not power on Radio Fuse open Install new fuse with
correct rating
Car battery fuse open Install new fuse with
correct rating
Illegal operation Press the RESET button
located in the middle of the
left side of the front panel
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 “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
Unit resets itself when
engine is off
Incorrect connection between ACC
and positive battery wire
Check wiring and correct
127
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