LG 50PK950 Training Manual page 148

Main Board P1001 and P702 Connector Voltage and Diode Check
Main Board P1001 and P702 Connector Voltage and Diode Check
P1001 "Main" to "Motion Remote Board"
Pin Label
1 +3.3V
2 Gnd
3 M_REMOTE_RX
4 M_REMOTE_TX
5 RF_Reset
6 DC
7 DD
8 Gnd
Diode Mode values taken with all Connectors Removed
Diode
STBY Run
Check
0V 3.33V 0.5V
Gnd Gnd Gnd
0V 3.3V 1.2V
0V 3.3V 1.2V
0V 2.99V 2.36V
0V 3.1V 1.72V
0V 3.1V 1.72V
Gnd Gnd Gnd
148
P702 "Main" to "Center LOGO Board" J1
Pin Label
1 +5V
2 *LED_Breathing
3 Gnd
* 3V When the LOGO LED is On.
This line gradually goes high to turn
on and down when going off.
October 2010
Diode
STBY Run
Check
0V 5V 1.23V
0V *0V~3V 1.77V
Gnd Gnd Gnd
50PK950 Plasma