1. There is an audible distortion at a low
volume level.
Output levels NOT set correctly.
PROBLEM
POSSIBLE CAUSE
Output levels NOT set correctly.
2. A whining sound can be heard through the
speakers when the audio system is at low
volume with the engine running. The whining
noise remains unchanged or seems to
disappear when the volume level is
increased.
3. There is a "motor boating" type of sound
when the engine is running and the audio
system volume is set at a reasonably high
level.
Check the red power wire. It muse be connected
directly to the battery. Check the system's
ground point It muse make good contact with
chassis ground (bare metal).
The radio and the Line Driver must be
grounded at the same reference point.
Check the red power wire. It must be connected
directly to the battery. Check the system's
ground point. It must make good contact with
chassis ground (bare metal).
9
T B O U B L E S H O O T I N G G U I D E
