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The screen of the POS machine shows a bright line

December 4, 2019

Cause of issue:
a. The connection cable between the LCD module and the motherboard (FPC) is loose or defective
b. The relevant components of the driver board in the LCD module are defective

Elimination method:
a. Open the LCD module side and the motherboard side connectors, and reconnect the LCD cable
b. Replace the LCD module

 

 

 

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