151
Machine/function phenomena Solutions
Machine
Cannot power on/o
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;
Conrm whether the music and video is supported
or not;
Conrm whether the connection of the power
amplier 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 dierent 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
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