Advent ADVUV630 - Manual (Page 37)

37
Troubleshooting
Problem Cause Corrective Action
GENERAL
Unit will not power on Radio fuse blown Install new fuse with cor-
rect rating
Car battery fuse blown Install new fuse with cor-
rect rating
Illegal operation Press the RESET button
located in the bottom left
corner of the front panel
No/low audio output Improper audio output con-
nection Check wiring and correct
Volume set too low Increase volume level
Improper “MUTE” connection Review wiring diagram
and check “MUTE” con-
nection
Speakers damaged Replace speakers
Heavily biased volume bal-
ance Adjust the channel bal-
ance 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
TFT MONITOR
No image Incorrect connection to park-
ing brake wire Check wiring and correct
Parking brake is not engaged Stop vehicle in safe place
and apply parking brake
Flashing image or
interference appears
on screen DVD is not compatible with
current TV system settings Change setup to accom-
modate disc
Improper video signal connec-
tions Check wiring and correct
Prolonged image or
improper height/width
ratio display Improper aspect ratio setup Use correct aspect ratio
setting