LG 42PW350 - Disassembly Procedure for Circuit Board Removal (2); Z-SUS Board Removal; Main Board Removal

Z-SUS Board Removal
Disassembly Procedure for Circuit Board Removal (2)
Disconnect the following connectors: P2 and P7, then P6 by flipping up the locking mechanism and pulling out the
ribbon cable.
Remove the 4 screws holding the board in place.
Lift up slightly to clear the screw stand-offs and pull the Z-SUS to the left to unseat P3 / P4 from the Z-SUB board
and remove the Z-SUS board.
When replacing, be sure to readjust the Va/Vs voltages in accordance with the Panel Label.
Confirm VS, -Vy and Z-bias (VZB) as well.
Z-SUB Board Removal
Remove P203 connector. Disconnect P201 and P202 by Flipping up on the locking mechanism and pull out the
FPC to the panel. Remove the two screws in the Z-SUB board. Pull to the right and remove Z-SUB.
Main Board Removal
Disconnect the following connectors: P1401 LVDS by Flipping up on the locking mechanism and pull out the
LVDS cable. Disconnect P501 by pressing gently inward on the locking tabs and pull out. Disconnect P602,
P1404 and P700. Remove the 4 screws holding the Main board in place and Remove the board. Remove the
shield by lifting upward and to the left on the board.
Control Board Removal
shield
by
lifting
upward
and
to
the
left
on
the
board.
Disconnect the following connectors: P2, P106 LVDS, P105, P107 and P108 by lifting up the locking tab.
Remove the 4 screws holding the Control board in place and Remove the board. Pay attention to the bottom left
back side of the board. There is a piece of rubber (Chocolate) that may fall off. Be sure to replace the rubber
i
p
i
ece.
FRONT IR/INTELLIGENT SENSOR and SOFT TOUCH KEY BOARD.
Disconnect P100. The board is attached to the Front Glass.
KEY PAD:
Front IR and Key Pad Removal
June 2011 42PW350 Plasma
50
KEY
PAD:
The Key Pad is part of the Front IR/Soft Touch Key Board.