Display - LG -H815 Service Manual

3.15 Display

When Main display is does not working check CN1 and TP Voltage.
Checking Flow
START
Power On SW
Power is ON?
Yes
Yes
Main FPCB Connector(CN1)
Connected?
No
LCD Display OK?
No
TP1: -5.5V
TP2: 5.5V
TP3: 1.8V
Yes
Replace LCD Module
LCD Display OK?
Yes
END
LGE Internal Use Only
No
Power Guide
No
No
Replace Main PCB
TP3
TP2
CN1
TP1
@JahanIC
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3. TROUBLE SHOOTING
Image
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