LG 50PK950 Training Manual page 144

Main Board Plug P703 to Ft Keys
Main Board Plug P703 to Ft Keys
Voltage and Diode Mode Measurements for the Main Board
To IR Board for
Soft Touch Key
Pad.
7 & 8
Intelligent
Sensor
Stand-By
3.3V
Diode Mode Readings taken with all connectors Disconnected. DVM in Diode Mode.
P703 Connector "Main Board" to P100 "Front Keys"
Pin Label
1 IR
2 Gnd
3 Key1
4 Key2
5 LED-RED
6 Gnd
7 SCL
8 SDA
9 Gnd
10 3.3V_ST
11 3.3V_MULTI
12 LED-WHITE
STBY Run Diode Check
2.82V 2.83V
Gnd Gnd
3.14V 3.14V
3.28V 3.28V
3.15V 0V
Gnd Gnd
0.77V 3.28V
0.77V 3.28V
Gnd Gnd
3.29V 3.28V
0.41V 5.18V
0V 0V
144 October 2010
2.68V
Gnd
1.83V
1.77V
1.77V
Gnd
1.76V
1.76V
Gnd
1.13V
1.22V
1.65V
50PK950
1
1
Plasma