A series user manual
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Service Hotline:400-700-3278
5、Common faults and troubleshooting
1. Check the power plug of the black module make sure it is
plugged in position ,
2. Check whether the power cable of the black module is burnt
out;
3. Check the power supply of the black module ; make sure it is
working
4. Check the flat cable of the black module; make sure it is
working
5. Replace the flat cable of the black module;
6. Replace the black module;
7. Replace the receiving card of the black module;
The whole screen is
black
1. Check whether the screen power is on;
2. Check whether the DVI cable or HDMI cable is plugged in
position;
3. Check whether the main data cable is plugged in position;
4. Check whether the sending card is powered on and the
running indicator is flashing;
5. Replace the sending card;
6, Connecting the computer to a LCD display, check whether the
graphics card is working or not;
7. Update the driver of the graphics card;
Whole screen
pixelated/blurred
1. Check whether the power plug of the receiving card is
plugged in position;
2. Check whether the power cable of the receiving card is burnt
out;
3. Check the power supply; make sure it is working
4. Check the data cable of the receiving card;
5. Replace the data cable;
7. Upgrade the firmware of the receiving card to the latest
version;
8. Replace the receiving card;
Color difference
between modules
1. Check whether the module power plug is plugged tightly;
2. Replace the flat cable;
3. Replace the power supply;
5. Replace the receiving card;
1. Set the screen connection on software;