Troubleshooting - Jensen VX3020 Operating Instructions Manual

Troubleshooting

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