REPAIRING / SERVICING T370HW02-V.4 LCD PANEL FAULTS

The following explanations are only for T370HW02-V.4 coded panel and T370HW02 T-con Board. Absolutely useless on different panels and T-cons.

PROBLEM: The image turns white 5-10 minutes after the first run:

SOLUTION: Replace AS15 IC (Gamma Process-IC )Channel Voltage Buffers for TFT LCD.

T-con voltages:

VGMA22 : : 0V36

VGMA21 : : 0V4

VGMA20 : 0V54

VGMA19 : 2V90

VGMA18 : 3V57

VGMA17 : 4V37

VGMA16 : 4V84

VGMA15 : 5V07

VGMA14 : 6V31

VGMA13 : 6V6

VGMA12 : 6V64

VGMA11 : 7V9

VGMA10 : 7V96

VGMA9 : 8V3

VGMA8 : 9V83

VGMA7 : 10V1

VGMA6 : 10V66

VGMA5 : 11V62

VGMA4 : 12V43

VGMA3 : 15V28

VGMA2 : 15V43

VGMA1 : 5V5