TROUBLE SHOOTING
Poor
sound
quality
Speaker
power
rating
Connect
proper
speakers
or distortion
not
compatible
with
unit
Speaker
is
shorted Check speaker contrast
No
GPS
image
Image
has
not
been
Change
to
GPS
system
changed
to
GPS
system
Table
3:
TFT monitors
Problem
No
image
Cause
Incorrect connection
to parking wire
Parking brake
is
not
engaged
Corrective Act ion
Check wiring and
correct
Stop
vehicle
in
safe
place
and
set
parking
brake
ON
Flashing image DVD
is
not compatible with Change setup to
or interference
appears
on
screen
Improper image,
improper
height/width
ratio display
Table
4:
Tuner
current TV system settings accommodate Disc
Improper
video
signal
connections
Check
wiring
and
correct
Improper aspect ratio setup Use correct aspect
ratio setting
Problem
Cause Corrective Action
Weak station
Auto antenna
is
not fully Connect the auto
searching
extended antenna properly
LOCAL function
is
activated
Turn
LOCAL
function
OFF
21
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