Model GC318
L3 Service Manual
3) LCD abnormal showing refer to LCD connector circuit
LCD Display Problem:
Phenomenon
：
White LCD, No back LCD light, chaos showing or abnormal color
。
In maintain, first check LCD soldering
，
if FPC
damaged or soldering not well
，
change or re-soldering. If connect well
，
need check the LCD module
，
change good LCD
module testing. If it doesn’t work
，
check R612/R613/R614/R615 is fake soldering or not. After inspection the back light
