LG 50PG20 Training Manual page 63

Y SUS P102 Plug Information Test Points 1 through 10
Y SUS P102 Plug Information Test Points 1 through 10
Voltage and Resistance Measurements for the Y SUS Board
This Chart relates to the Labeling shown on the silk
screening shown on the Control PWB
P102 CONNECTOR "Y-SUS PWB" to P111 "Control" (1 OF 2)
Pin Label
1 CLK
2 STB
3 OSC1
4 OSC2
5 DATA
6 SUS_DN
7 SUS_UP
8 ER_DN
9 ER_UP
10 SET_UP
Diode Mode readings taken with all connectors removed.
STBY Run
0V 3.2V
0V 0.76V
0V 0V
0V 3V
0V 0.6V
0V 0V
0V 2V
0V 1.2V
0V 2V
0V 0.26V
Diode Mode
2.87V
2.87V
2.87V
2.87V
2.87V
P102 This connector is a little confusing in its labeling.
2.87V
This is a 50 Pin Connector. Pin 1 here is Pin 50 on Control
PWB.
2.87V
Example: Labels are on Control PWB silk screening.
However, this connector has many more pins than shown.
2.87V
In other words, there is a ground between each pin.
2.87V
Roughly the first 39 pins dedicated to Y-SUS.
2.87V
Pins 40~44 are 5V B+ to the Control PWB.
Pins 45~46 are not used.
Pins 47~50 is 16V output. To Control board then to Z-SUS.
Plasma Spring 2009
63
50~47 16V
45~46 Not Used
44~40 +5V Out
50PG20