Boss BV9386NV, User Manual

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26
Troubleshooting
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Problem Cause Corrective action
General
Unit can not power on
Unit fuse blown. Install new fuse with correct rating.
Car battery fuse blown. Install new fuse with correct rating.
Illegal operation Reset the unit.
No/low audio output
Improper audio output connection. Check wiring and correct.
Volume set too low. Increase volume level.
Speakers damaged. Replace speakers.
Heavily biased volume balance. Adjust the channel balance to 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 disc.
Speaker power rating does not match unit. Replace speakers.
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Check wiring and correct.
Speaker is shorted. Check wiring and correct.
Unit resets itself when engine
is off
Incorrect connection between ACC and BATT. Check wiring and correct.
TFT monitor
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at all times
Parking break wiring is not correct. Check wiring and correct.
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appears on screen
The color system of DVD disc does not match the
monitor. Adjust the color system of the DVD disc
playing back or the monitor in use.
Pirated disc is in use. Use original disc.
Video cable damaged. Replace cables.
Improper video signal connections. Check wiring and correct.
Disc playback
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Error messages
No disc
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