Samsung XA067T User Manual page 36

Part of the display screen cannot light up
Check if the part is power on.
Check if the power supply is broken
Check if the connection is broken between cabinet and cabinet
Check if the receiving card is normal
Check if the software setting is correct
Check if the program in receiving card is correct
Part of the display screen is blinking
Check if the connection is broken between cabinet and cabinet
Check if the receiving card is normal
Check if the software setting is correct
Check if the program in receiving card is correct
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