LG 42PJ350 Training Manual page 117

Main Board Plug P704 to IR Board
Main Board Plug P704 to IR Board
Voltage and Diode Mode Measurements for the Main Board
3 & 4
Soft Touch
Key Board
7 & 8
Intelligent
Sensor
Stand-By
3.3V
Diode Mode Readings taken with all connectors Disconnected. DVM in Diode Mode.
P704 Connector "Main Board" to P100 "Front Keys"
Pin Label
1 IR
2 Gnd
3 Key_CTL_0
4 Key_CTL_1
5 LED_RED
6 Gnd
7 EYE_SCL
8 EYE_SDA
9 Gnd
10 3.3VST
11 3.3V_MST
12 LED_BLUE
STBY Run
3.43V 4.9V
Gnd Gnd
3.29V 3.29V
3.29V 3.29V
2.72V 0V
Gnd Gnd
0V 3.29V
0.23V 3.29V
Gnd Gnd
3.29V 3.29V
0V 3.29V
0V 0V
117 August 2010
1
1
Diode
Check
Open
Gnd
1.73V
1.73V
Open
Gnd
2.63V
2.63V
Gnd
1.09V
0.55V
Open
42PJ350 Plasma