Table of Contents
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Subject Page # Subject Page #
Topics 5 Self-Check Menu 38
2007 LCD TV Specifications 7 Check Point 39
P.C.B Layout (LX700) 8 Serviceman Mode 40
P.C.B Layout (LX70) 9 Serviceman Mode Menu and Navigation 41
P.C.B Layout (LX700 Pictorial) 10 Adjustment Data 42
P.C.B Layout (LX700 Connectors) 11 SRV-TOOL 43
P.C.B Layout (LX700 LVDS Connector) 12 Voltage chart of AP-board 45
TC-32LX700 Board Description 13 Voltage chart of P and A boards 46
P Board – Main Power Board 15 Voltage chart of DT board 47
Main MPU (Power On Commands) 17 Troubleshooting Signal Problems 49
Standby Operation 19 Picture NG and Sound OK (LX700/LX70 ) 50
SUB Voltages and Over-voltage Protection 21 Picture OK and Sound NG (LX700/LX70) 51
Main Voltages and Over-voltage Protection 22 Picture NG and Sound NG (LX700/LX70 ) 52
Inverter_On Command and Protection 23 No Picture from TV Reception 53
Video Process Block Diagram 25 No Picture 54
Audio Process Block Diagram 27 No Video, Dark Blue Screen 55
MPU SOS Inputs and Blink Codes 29 No Audio 57
Over-Current Protection Circuit 31 No Power 58
Over-Current Protection Circuit 2 33 Power LED Blinks One Time (INV_SOS) 60
Power LED Timing Table 35 Power LED Blinks Three Times (TV_SOS) 61
Self-Check and Reset Function 37 Power LED Blinks Four Times 62
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