LG 50PK950 Training Manual page 40

CIRCUIT OPERATION, TROUBLESHOOTING AND CIRCUIT ALIGNMENT SECTION
CIRCUIT OPERATION, TROUBLESHOOTING AND CIRCUIT ALIGNMENT SECTION
50PK950 Plasma Display
This Section will cover Circuit Operation, Troubleshooting of the Power
Supply, Y-SUS Board, Y-Drive Boards, Z-SUS Board, Control Board,
Main Board and the X Drive Boards. Alignment of the Power Supply,
Y-SUS Board and the Z-SUS Board.
At the end of this Section the technician should understand the operation
of each circuit board and how to adjust the controls. The technician
should be able to troubleshoot a circuit board failure, replace the defective
circuit and perform all necessary adjustments.
40 October 2010 50PK950 Plasma