LG 50PQ30 Training Manual page 23

X Drive Circuit Board Removal Continued
X Drive Circuit Board Removal Continued
Lay the Plasma down carefully on a padded surface.
Make sure AC is removed and remove the Back Cover and the Stand.
Carefully remove the LVDS Cable P121 from the Control Board by pressing the Locking Tabs together and
pull the connector straight back to remove the cable. (This prevents possible damage). See illustration below.
(A) Remove the Stand (4 Screws removed during back removal).
(B) Remove the Stand Metal Support Bracket (5 Screws).
(C) Remove connector P1001 to Front IR board and P1005 to the Speakers.
(D) Remove the 4 screws from the Main Board Mounting Bracket. Carefully reposition the Main Board and Mounting
Bracket up and off to the right side.
(E) Remove the metal support Braces marked "E". Note: There is a Left and a Right brace. (3 Screws per/bracket).
(F) Remove the 9 screws holding the Heat Sink. (Warning: Never run the set with this heat sink removed).
X-DRIVE LEFT, CENTER AND RIGHT REMOVAL:
Disconnect all TCP ribbon cables from the defective X-Drive board. Remove the 3 screws in either the Left or Right X-Drive
board or the 4 screws holding the Center X-Drive in place.
Remove the board. Reassemble in reverse order. Recheck Va / Vs / VScan / -VY / Z-Drive.
Press
Inward
LVDS Cable Connector
Press
Inward
23 November 2009 50PQ30 Plasma