Pa
ge
40
20.0
Trouble Shooting Guide
SYMPTOM
POSSIBLE CAUSE
REMIDY
Device does not power on
Device is powered but not
booting.
Boot screen does not show up.
Internal flash is corrupted
Check the power connector.
Change the device.
Map software can’t be loaded.
SD card not fully seated or
corrupted.
Check if the SD Card is properly
inserted. Obtain a new Card
with Map software.
Car radio can’t be operated
and status not showing.
Trip board or connection issue.
Check the setting mode and
connector part at first, change
the trip board or main board.
GPS can’t acquire satellites or
delay for long time.
Install position or direction
or GPS ANT issue.
Change the install position or
direction. Change the GPS
module.
Rear camera is not working or
not displayed on the screen.
Camera may have problem or
connector and harness
may have a problem.
Check if camera was connected
to backup wire. Check if transfo
is wrong direction. The R-CAM
connector may be defective or
harness.
Touch screen is not working.
LCD panel or main board may
have problem or out of calibration
Change the screen or main board
or calibrate
If USB file does not recognize. The problem may be caused by
a wrong format or defective USB.
Format properly or replace your
USB device. FAT32 or exFAT
No sound is heard.
Check volume setting first or
connector or harness problem.
Check the car Audio and speaker
volume setting and connector.
Music player is not working
properly.
Files
with
unrecognized
compression, codec, format or
corrupted files do not play.
If you cannot play certain files,
reload with appropriate file
format.
Video player is not working
properly.
Files
with
unrecognized
compression, codec, format or
corrupted files do not play.
If you cannot play certain files,
reload with appropriate file
format.
Navigation
not
working
properly.
Twisted the GPS direction and
location Wrong guide the
navigation compare to real street.
- If it happens continuously:
- Changing the GPS module.
- OS Software bugs or map
software.
- Upgrade the map software or
firmware upgrade.