LG 50PM4700 Service Manual page 35

■ Power check
1. PSU voltage check
P1100
1 17V
3 GND
5 5V
7 NC
9 NC
11 GND
13 5V_ST
15 RL_ON
17 MOD_ON
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Only for training and service purposes
2 17V
4 GND
6 SV
8 PSU_ERR
10 GND
12 GND
14 NC
16 AC_DET
18 GND
Measure point
Measure point
L1101 : 5V
L1100 : 17V
Measure point
L1102 : 5V _ST
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