LCD splicing screen processor failure analysis and solution If the POWER lamp does not light, the operation does not respond, the power supply may not be normal.
The reason why the output screen is not displayed:
1. No signal input;
2. The output cable is damaged or exceeds the transmission distance.
Solution:
1. Check the input signal and confirm that the input signal channel is normal;
2. Confirm that the OUT connection is an output device and IN is connected to the input device;
3. Use better quality cables to ensure the stability and high quality of the picture.
The cause of color cast on the screen:
1. The interface is not connected properly. Looseness leads to poor contact.
2. The signal cable is damaged;
3. Display device color adjustment is not correct;
4. Incorrect coloring using software.
Solution:
1. After connecting the connectors, tighten the bolts to prevent loosening due to pulling;
2. Please replace the VGA cable with excellent quality.
3. Refer to the instruction manual of the display device to adjust the color balance of the display device.
4. Re-adjust the color through the control software.
The screen appears jittery or takes a bit
Causes: 1. The cable is too long to cause serious signal loss;
2. The input signal equipment is unstable or the wire is damaged.
Solution:
1. It is recommended to use our signal extender to ensure the minimum line loss;
2. Debug the function definition of the input signal and use good quality wire.
The screen is incomplete on the display device and the black border appears
Causes: 1. Your display device did a back-end cut of the signal;
2. You have adjusted the image's position too much by the control software.
Solution:
1. Follow the instructions for the display device and adjust it to the default settings in the software.
2. Through the control software, re-adjust the position of the image to get the effect you need.
The reason why the output screen is not displayed:
1. No signal input;
2. The output cable is damaged or exceeds the transmission distance.
Solution:
1. Check the input signal and confirm that the input signal channel is normal;
2. Confirm that the OUT connection is an output device and IN is connected to the input device;
3. Use better quality cables to ensure the stability and high quality of the picture.
The cause of color cast on the screen:
1. The interface is not connected properly. Looseness leads to poor contact.
2. The signal cable is damaged;
3. Display device color adjustment is not correct;
4. Incorrect coloring using software.
Solution:
1. After connecting the connectors, tighten the bolts to prevent loosening due to pulling;
2. Please replace the VGA cable with excellent quality.
3. Refer to the instruction manual of the display device to adjust the color balance of the display device.
4. Re-adjust the color through the control software.
The screen appears jittery or takes a bit
Causes: 1. The cable is too long to cause serious signal loss;
2. The input signal equipment is unstable or the wire is damaged.
Solution:
1. It is recommended to use our signal extender to ensure the minimum line loss;
2. Debug the function definition of the input signal and use good quality wire.
The screen is incomplete on the display device and the black border appears
Causes: 1. Your display device did a back-end cut of the signal;
2. You have adjusted the image's position too much by the control software.
Solution:
1. Follow the instructions for the display device and adjust it to the default settings in the software.
2. Through the control software, re-adjust the position of the image to get the effect you need.
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