anti-interference, please fix onto the under-frame
of the car. Bend the steel if necessary.
UNLOAD THE UNIT
1.Please remove the front frame, when removing
this model.
2.Insert the keys into the slots on both side until a
locking sound is heard. (D)
3.Pull out the keys and the unit.
TROUBLESHOOTING
Before resorting to service, check the following troubleshooting guide. Ensure that all connections
are correct and secure and that all operating procedures have been followed.
Check the fuse. Replace if necessary.
The display or the buttons
do not work
Switch off. Check all connections and then power on again.
Check antenna connection.
Check that the antenna is fully extended and that
it is not broken. Extend or replace if necessary.
SD card
The file format is not available / USB and SD card
have been damaged.
Note: If you are unable to resolve the problem after checking this guide, please call the supplier or an
authorized service center.
NEVER attempt to repair or service this unit yourself.
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