LG 42PW350 - X Drive Circuit Board Removal Continued; X-DRIVE LEFT OR X-DRIVE RIGHT REMOVAL

Make sure AC is removed.
Lay the Television down carefully on a padded surface.
X Drive Circuit Board Removal Continued
Lay
the
Television
down
carefully
on
a
padded
surface.
Make sure to use at least two people for this process so as not to flex the panel glass.
a) Remove the Back Cover.
b) Remove the Stand (4 Stand Screws were removed during back removal).
)
Di ttht t thlftid fthMib d
P902
d
P1404
c
)
Di
sconnec
t
th
e
t
wo connec
t
or on
th
e
l
e
ft
s
id
e o
f
th
e
M
a
i
n
b
oar
d
,
P902
an
d
P1404
.
d) Remove the Stand Metal Support Bracket (4 Screws) 2 Plastic tap thread and 2 Metal thread.
e) Remove the two Vertical support Braces marked “E”.
Note: There are 4 Screws per/brace, 2 Plastic tap thread and 2 Metal thread.
(
Note
,
y
ou can slide the Heat Sink to the left and out without removin
g
the vertical braces
)
.
(,
yg)
f) Remove the 7 screws holding the Heat Sink. (Warning: Never run the set with this heat sink removed).
To remove the heat sink, lift up to release the tacky Chocolate (heat transfer material) and slide the
heat sink to the left to clear the connector wires on the right side.
Note: There may be conductive tape on the heat sink that must be removed if present.
Also note that there several pieces of Chocolate heat transfer material attached all the way across the
Also
,
note
that
there
several
pieces
of
Chocolate
heat
transfer
material
attached
all
the
way
across
the
underside of the heat sink. There is a mark on either
side of the tape on the heat sink which shows its locations.
X
-DRIVE LEFT OR
X
-DRIVE RIGHT REMOVAL:
Chocolate
Heat transfer
material
Heat sink
Disconnect all TCP ribbon cables from the defective X-Drive board and all other Ribbon cables going to
that particular board.
Remove the 5 screws holding the defective X-Drive board in place.
Heat
sink
June 2011 42PW350 Plasma
51
Remove the board. Reassemble in reverse order. Recheck Va / Vs / VScan / -VY / Z-Drive.