Boss Audio Systems BV760B User Manual page 30

TROUBLESHOOTING
Table 2:General problems
Problem Cause Corrective Action
Unit will not
Radio fuse blown
Install new fuse with right
power on
rating
Car battery fuse blown Install new fuse with right
rating
Illegal operation Press the RESET button
Screen touch Place of touch screen
Go to setup menu and set
is insensitive is offset
the calibration
No audio output Improper audio output connection
Check wiring and correct
VOLUMEO Tum up the volume
Improper MUTE Check wiring and TEL
connection MUTE connection
Speaker damaged Change speakers
Low audio output
Volume set too low Increase the volume
Heavily biased volume Check and adjust the channel
balance balance
to
1he center position
Poor sound quality Speaker power rating
Connect proper speakers
or distortion
not compatible with unit
Speaker is shorted Check speaker contrast
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