Indoor display series related technical support articles, you can go through the following ways to troubleshoot. For example, the red and green lamp beads short circuit, causing faults such as heterochromia.
If your screen is not energized
Power supplyShort circuitElectrificationMotherboard
If your whole board screen does not light up
No lightShort circuitSignal
If your lamp red and green short-circuit causes column heterochromatic
Short circuitColumnDifferent colours
If your screen display is bad
DisplayBadProceduresModel numberStatic electricity
If your single module size unit board display is not normal, the display is not bright
Unit boardsModuleNo light
If you appear part of the splash screen
ProceduresModel numberSplash screen
If your part of the screen does not display
Power supplypart of the screenReceiving Cards
encounter colour difference, screen debugging, incorrect proportion, unable to full screen
ProportionTB boxColour difference