Table Of Contents - LG 50PS80 Training Manual

Table Of Contents

Preliminary Matters (The Fine Print)4
Important Safety Notice4
Esd Notice5
Regulatory Information5
Contact Information6
Basic Troubleshooting Steps8
Specifications10
Specifications Logo Familiarization Broad Band Tv13
600Hz Sub Field Driving16
Thx Familiarization17
Remote Control18
Rear And Side Input Jacks20
Usb Download21
Removing The Back Cover24
Circuit Board Layout25
Removing Front Power Led And Ir Board33
Getting To The X Circuit Boards35
Adjustment Order39
Switch Mode Power Supply Pwb Section40
Switch Mode Power Supply Overview41
Power Supply Basic Operation43
Smps Adjustments45
P812 Pin Id And Voltages50
P813 Connector Pin Id And Voltages51
Y - Sus Pwb Section52
Y - Drive Signal Test Points56
Y Sus Block Diagram60
Y - Sus P101 To Control P1 Connector Information64
Y Drive Upper And Lower Pwb Section67
Y Drive Upper And Lower Pwb Connector Information69
Y Drive Removing The Flexible Printed Circuits71
Y Drive Buffer Output Check76
Z - Sus Pwb Section77
Z - Sus P101 Connector Pin Id And Voltages82
Control Board (Logic) Section84
Control Board Layout85
Control Board (Emi Filter) Explained86
Control Board Regulator Checks87
Control Board Crystal X2 Check88
Control Board Lvds P5 Connector90
Control Board Lvds P5 Connector Voltages And Diode Check91
Control Board P2 Connector Pin Id And Voltages92
Control Board P200 Connector Pin Id And Voltages93
Control P1 To Y - Sus P101 Plug Information95
Main Pwb Section112
Main Board114
Main Pwb Crystal X1 And X501 Check115
Main Pwb P203 Lvds Video Signal Check Location Identified119
Main Pwb Connector P1101 Voltage And Resistance124
Front Power Led And Ir Board Connector Layout130
Front Ir And Intelligent Sensor Board Layout131
Interconnect Diagram136