Only For Training And Service Purposes - LG KP105 Service Manual

Checking Flow
TP1=2.8V
Control Signal=
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Only for training and service purposes

START
Backlight is OK?
YES
Check Operation
After LCD changes
NG
Check Control
Signal and Power
Including soldering status
OK
Check soldering
status of CN101
OK
Change PCB
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4. TROUBLE SHOOTING
NO
Change PCB
OK
Change LCD
NG
Replace component
Or change PCB
NG
Replace CN101
LGE Internal Use Only