LG 42PW350 - P211 Y-SUS Board to Y-Drive P106 Logic Signals Explained

P211 Y-SUS Board to Y-Drive P106 Logic Signals Explained
P211 Connector
Pins 7~11
c
Pin Label
1~2 VSC (Y-Scan)
3
~
4
VPP
(4mSec per/div)
P211
c
34
VPP
5
n/c
6 SUS_DN (FG)
C
These signals look very similar
due to the fact they are read from Chassis Gnd,
but they are actually Floating Ground related.
DO NOT hook scope Gnd to Floating Gnd TP
ith t I l ti T f
7
C
LK
8STB
9OC1
10
DATA
All logic pins about (420V p/p)
w
ith
ou
t
an
I
so
l
a
ti
on
T
rans
f
ormer.
Y
-
Drive
Y
-
SUS
c
10
DATA
11 OC2
12 SUS_DN (FG)
Pins 7~11 are Logic (Drive) Signals to the Y-Drive Upper.
Y
-
Drive
Board
Y
-
SUS
Board
P106
June 2011 42PW350 Plasma
94