LG 42PW350 - X BOARD (LEFT and RIGHT) SECTION; X-Board Voltages

X BOARD (LEFT and RIGHT) SECTION
The following section gives detailed information about the X boards. These boards deliver
hCl if i i ld l d hC lb d hTCP (T dC i
t
h
e
C
o
l
or
i
n
f
ormat
i
on s
i
gna
l
d
eve
l
ope
d
on t
h
e
C
ontro
l
b
oar
d
to t
h
e
TCP
s,
(T
ape
d
C
arr
i
er
Packages). The TCPs are attached to the vertical FPCs, (Flexible Printed Circuits) which are
attached directly to the panel. The X boards are the attachment points for these FPCs.
These boards have no adjustment.
X-BOARD VOLTAGES:
• VA: Originally developed on the Switched Mode Power Supply VA (Voltage for
Address) sent out P811 pin 5 to Z-SUS P7 pin 5. VA is routed through the Z-SUS
board and
out on
P4
pins
11~12 (top two pins)
to
the Z
SUB board P101 VA
board
and
out
on
P4
pins
11~12
(top
two
pins)
to
the
Z
-
SUB
board
P101
.
VA
leaves the Z-SUB board on P203 pins 3~4 (bottom 2 pins). VA arrives on the Left
X-Board via P312 pins 3~4.
VA leaves the Left X-Board P311 pins 3~4 and is sent to the Right X-Board
arriving on P211
pins
3
~
4.
arriving
on
P211
pins
34.
• 3.3V: Control board develops 3.3V (IC53). 3.3V leaves on connector P107 pins
41~43 and routes to the Left X-Board via ribbon connector P232 pins 9~11.
• 3.3V: Control board develops 3.3V (IC53). 3.3V leaves on connector P108 pins
8~10 and routes to the Left X-Board via ribbon connector P331 pins 42~44.
June 2011 42PW350 Plasma
125