LG 50PG20 Training Manual page 119

Advanced single scan troubleshooting
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Main PWB Plug P302
Main PWB Plug P302
Resistance Measurements and Voltage Checks
P302 CONNECTOR "Main" Odd to P121 "Control PWB"
Pin
SBY
1
0V
3
0V
5
0V
7
0V
9
0.89V
11
0V
13
0V
15
0V
17
0V
19
0V
21
0V
23
0V
25
0V
Diode Mode readings taken with all connectors removed.
"
LVDS
"
Resistance
"
LVDS
"
Resistance
Run
Diode Mode
0V
Open
0V
Open
0V
Gnd
0V
Gnd
3.29V
1.64V
1.25V
1.16V
1.25V
1.16V
1.27V
1.16V
1.22V
1.16V
1.24V
1.16V
1.24V
1.16V
0.58V
1V
3.29V
OL
Odd Pins
Pin
SBY
2
0V
4
0V
6
Gnd
8
Gnd
10
0.89V
12
0V
14
0V
16
0V
18
0V
20
0V
22
0V
24
0.93V
26
Gnd
Plasma Spring 2009
119
Run
Diode Mode
0V
OL
0V
OL
Gnd
Gnd
Gnd
Gnd
3.29V
1.64V
1.21V
1.16V
1.21V
1.16V
1.21V
1.16V
1.25V
1.16V
1.21V
1.16V
1.18V
1.16V
3.29V
1.5V
Gnd
Gnd
Even Pins
50PG20

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