User Manual

P29
18 /Troubleshooting
Item Problem Solution
1
2
3
4
Cannot start
① Check the power wire.
② Check the power fused is off or
burned.
③ Press on Reset to check whether
there is lost or not.
Radio cannot
work
① Check if radio antenna is normal.
② Choose a radio station to check
if the sound is normal.
③ Check if the radio antenna is
connected and ensure there is
signal before it.
④Check the scan area.
GPS cannot work
① Map problem.
② Map data is broken.
③ Map use of expiration.
④ No GPS signal.
⑤Check GPS antenna and
rearrange GPS antenna.
App cannot work
① System crash, abnormal cause
of third party software and
viruses.
②No enough storage space.