151
Machine/function
phenomena
Solutions
Machine
Cannot power on/off
Check the connection, if it is broken, try to
reconnect it;
Check the main fuse, if it is damaged, replace it;
Press reset key;
No sound
Adjust the volume;
Confirm whether the music and video is supported
or not;
Confirm whether the connection of the power
amplifier is lost;
Reversing
Abnormal picture
Exit reversing mode and enter again;
Check whether the camera is covered by foreign
matters;
Check whether the type of reverse camera is
matched or not;
Check the reversing signal cable;
Radio
Noisy; Cannot search
the station
Ensure there is no metal products around the
machine;
Driving the vehicle to the place where the radio
signal is good and search the station;
If the solutions above are invalid, please check
whether the antenna is disconnected, damaged, etc.;
Navigation
Satellite positioning
failure
Please make sure that the SD card has been
inserted into the machine, which has navigation
map software inside;
Driving the vehicle to the open place and search
the satellite, the result will be different due to
weather conditions.
Bluetooth
Connecting fail
Please make sure that the Bluetooth of mobile
device is turnedon, the machine is not connected;
USB playing
Playing fail
Ensure the U disk is not damaged;
Please make sure that the format of content is
supported;
Bluetooth
Frequency bands
2402 - 2480MHz
Maximum transmitted power
6�93dBm
AM
Frequency bands
522KHz - 1620KHz
FM
Frequency bands
87�5MHz - 108MHz
GPS
Frequency bands
1575MHz
DAB
Frequency bands
174 - 240MHz
