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LG 32LG40 Training Manual page 44

32” class lcd hdtv w/ built-in dvd player
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Main PWB Connector P401 Voltage and Resistance
Main PWB Connector P401 Voltage and Resistance
Resistance taken in Diode Mode with Connectors Removed
P401 CONNECTOR "MAIN PWB" to "Front Keys"
Pin
Label
STBY
1
KEY3
3.4V
2
KEY4
3.4V
3
Gnd
0V
4
Gnd
0V
5
KEY-1
3.4V
6
KEY-2
3.4V
7
n/c
0V
8
ST-5V
5V
9
PWM-LED
0V
10
IR
4.1V
11
n/c
0V
12
Gnd
0V
13
LED-G
0V
14
LED-R
2.1V
15
Gnd
0V
Diode
Run
Check
3.4V
1.4V
3.4V
1.4V
0V
Gnd
0V
Gnd
3.4V
1.4V
3.4V
1.4V
0V
OL
5V
0.53V
0V
0.8V
4.1V
2.3V
0V
OL
0V
Gnd
2.1V
0.8V
0V
0.8V
0V
Gnd
44
LCD DV
32LG40

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