LG 32LD350, Troubleshooting Manual

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Inverter Component DC Checks for Troubleshooting Inverter Component DC Checks for Troubleshooting
Q110 Q104
Pin 2 at 2MSec per/div Pin 3 at 2MSec per/div
Q106
Pin 1
Pin 2
Pin 3 Gnd
9.03V
4.58V
Q108
Q101, 3, 4, 6, 7, 8, 9, 10
configurations are the same.
3
1
Pin 3 4.58V
Q103
Q109 Q107
Q101
Pin 2 at 2MSec per/div Pin 3 at 2MSec per/div
12.74V p/p 80% PWM-DIM 28.92V p/p 80% PWM-DIM
g
2
3
30V / 80% PWM DIM
Q109
Pin 1
Pin 2
Pin 3 24.16V
9.03V
0V
Q101
15 15V / 80% PWM DIM 30V p/p 80% PWM-DIM
U1
Pi 1 0V
15.15V p/p 80% PWM-DIM
Checking T103 ~ T110
Pin 1
Pin 2
Pin 3 0V
Gnd
24.07V
November LCD TV 32LD350
43
Warning: Pin 4 has 1.2Kv p/p