42
VX3020
Troubleshooting
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.
Remote control does
not work
Battery depleted.
Change the battery.
Battery installed incorrectly.
Install the battery correctly.
No/low audio output
I m p r o p e r a u d i o o u t p u t
connection.
Check wiring and correct.
Volume set too low.
Increase volume level.
Speakers damaged.
Replace speakers.
H e a v i l y b i a s e d v o l u m e
balance.
Adjust the channel balance to
center position.
Speaker wiring is in contact
with metal part of car.
I n s u l a t e a l l s p e a k e r w i r i n g
connections.
Poor sound quality or
distortion
Pirate disc is in use.
Use original disc.
Speaker power rating does not
match unit.
Replace speakers.
Wrong connections.
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
Warning information is
shown at all times
Parking brake wiring is not
correct.
Check wiring and correct.
F l a s h i n g i m a g e o r
interference appears
on screen
Pirate disc is in use.
Use original disc.
Video cable damaged.
Replace cables.
I m p r o p e r v i d e o s i g n a l
connections.
Check wiring and correct.
128-9278 VX3020 Operating Instructions 02 20 2014.indd 42
2/20/2014 6:20:00 PM
