AOC LM92SV
34
8.2 TROUBLE SHOOTING
8.2.1 Main Board
No power
No power
Press power key and look
if the picture is normal
Please reinsert and make sure
the AC of 100-240 is normal
Measure U103 PIN2=1.8V
U101,U102,U105 PIN2=3.3V
Reinsert or check the
Adapter/Inverter
section
X402 and X401 oscillate
waveforms are normal
Check CN102 or replace
U101,U102,U103, U105
Replace U401
Replace U402
Replace X402, X401
OK
OK
OK
NG
NG
NG
NG
NG
Summary of Contents for LM92SV
Page 12: ...AOC LM92SV 12 4 4 3 Optical Characteristics...
Page 13: ...AOC LM92SV 13 4 4 4 Parameter guide line for CCFL Inverter 1 TFT LCD Module 2 Backlight Units...
Page 30: ...AOC LM92SV 30 7 PCB LAYOUT 7 1 MAIN BOARD 715G1510 F...
Page 31: ...AOC LM92SV 31 7 2 ADAPTER BOARD 715G901 1 8...
Page 32: ...AOC LM92SV 32 7 3 INVERTER BOARD 715G1299 1 3 7 4 KEY BOARD 715G1317 A 7...
