VX3020
Troubleshooting
Problem
Cause Corrective action
General
Unit fuse blown. Install new fuse with correct rating.
Unit can not power on
Car battery fuse blown. Install new fuse with correct rating.
Illegal operation Reset the unit.
Remote
control
does
Battery depleted. Change the battery.
not work
Battery installed incorrectly. Install the battery correctly.
Improper
audio
output
Check wiring and correct.
connection.
Volume set too
low.
Increase volume level.
No/low audio output
Speakers damaged.
Replace speakers.
Heavily
biased
volume
Adjust
the
channel
balance
to
balance. center position.
Speaker wiring
is
in
contact
Insulate
all
speaker
wiring
with metal part
of
car. connections.
Pirate disc
is
in
use. Use original disc.
Poor sound
quality
or
Speaker power rating does not
Replace speakers.
match unit.
distortion
Wrong connections. Check wiring and correct.
Speaker
is
shorted. Check wiring and correct.
Unit resets itself when
Incorrect connection
Check wiring and correct.
engine
is
off
between ACC and
BATT.
TFT monitor
Warning information is
Parking brake wiring
is
not
Check wiring and correct.
shown at all times
correct.
Pirate disc is
in
use. Use original disc.
Flashing
image
or
Video cable damaged. Replace cables.
interference
appears
on
screen
Improper
video
sign
a I
Check wiring and correct.
connections.
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