Lcd Part; Lcd Adjustments - LG DP381B Service Manual

1) Power measuring
Measure each power after power supply.
CE38(+): 15V, CE41(-): -10V, CE50(+): 5V, CE49(+): 7.5V, C84(+): 3.5V,
CE47(+): 3.3V
2) VCOM DC level adjustment
Adjust the VCOM DC level by adjust the VR2.Make sure that the VCOM DC
level is between +1.9V and +2.4V.
+2.15
GND
LGE Internal Use Only

LCD PART

LCD ADJUSTMENTS

3-2
Vcom Waveform
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