LG 42PJ350 Training Manual page 122

Front Control Board Connector P100 Voltage and Pin Identificati
Front Control Board Connector P100 Voltage and Pin Identificati
For the Soft Touch
Key Pad section.
7 & 8
Front LEDs
and
Intelligent
Sensor
Stand-By
3.3V
For Readings when any Key is
touched, see Soft Key Pad Section
For Key 1 and Key 2.
Diode Mode Readings taken with all connectors Disconnected. Black lead on Gnd. DVM in Diode Mode.
P100 Connector "Front Keys" to P704 "Main Board"
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
1
1
122
on
on
STBY Run
3.43V 4.9V
Gnd Gnd
3.29V 3.29V
3.29V 3.29V
2.72V 0.0V
Gnd Gnd
0V 3.29V
0.23V 3.29V
Gnd Gnd
3.29V 3.29V
0V 3.29V
0V 0V
August 2010 42PJ350
Diode Check
Open
Gnd
2.52V
2.52V
3.13V
Gnd
2.22V
2.21V
Gnd
2.17V
2.25V
Open
Plasma