Troubleshooting - LG 50PK950 Training Manual

OUTLINE
OUTLINE
Preliminary:
Contact Information, Preliminary Matters, Specifications,
Plasma Overview, General Troubleshooting Steps,
Disassembly Instructions, Voltage and Signal Distribution

Troubleshooting:

Circuit Board Operation, Troubleshooting and Alignment of :
• Switch Mode Power Supply
• Y-SUS Board
• Y-Drive Boards (1 Upper and 1 Lower).
• Z-SUS Board
• Control Board
• X Drive Boards (3)
• Main Board:
• Front IR/Intelligent Sensor, Center LOGO and Motion Remote Boards
Interconnect Diagram:
Overview of Topics to be Discussed
No "VS On" command input to SMPS from the Main Board.
Either can run separately, but you must remove the other completely.
Uses a Z-SUB Board for panel drive connection.
Wireless capabilities, Internet via LAN or Wireless using Dongle through USB.
11X17 Foldout Section used as a quick reference sheet.
2 October 2010 50PK950 Plasma