21
Troubleshooting
The following checklist will help you solve problems you may encounter with your
unit.
Before going through the checklist below, check the connection and operating
procedures.
General
No picture, no sound
Good picture, but no sound
Dotted lines or stripes
No picture, or no sound when
you connect optional
equipment
Makes noise when the
ignition key is in the ON, ACC,
or OFF position.
No response when pressing
the buttons on the card
remote commander
•The power cord or battery has been disconnected.
•The fuse has blown.
Press the
(VOL)
(+) or
(ATT)
on the card remote commander.
This may be caused by local interference such as a car
engine or motorcycle. Adjust the aerials for minimum
interference.
The cord has been disconnected. Connect the cord securely.
The battery may be exhausted.
