Table Of Contents - FUNAI LF320EM4 A Service Manual

Table of Contents

Service Manual1
Important Safety Notice2
Table Of Contents3
Specifications4
Important Safety Precautions5
Safety Precautions For Lcd Tv Circuit5
Antenna Cold Check5
Leakage Current Hot Check5
Design Alteration Warning6
Hot Chassis Warning6
Observe Original Lead Dress6
Product Safety Notice6
Precautions During Servicing7
Safety Check After Servicing8
Clearance Distance8
Leakage Current Test8
Leakage Current Ratings For Selected Areas8
Standard Notes For Servicing9
Circuit Board Indications9
Pb (Lead) Free Solder9
How To Remove / Install Flat Pack-Ic9
With Soldering Iron10
Installation11
With Iron Wire11
Instructions For Handling Semi-Conductors12
Ground For Human Body12
Ground For Workbench12
Cabinet Disassembly Instructions13
Disassembly Flowchart13
Disassembly Method13
Important Precautions Concerning The Lcd Panel Assembly13
Figure D114
Figure D215
Figure D316
Figure D417
Tv Cable Wiring Diagram18
Electrical Adjustment Instructions19
Purity Check Mode19
How To Set Up The Service Mode19
Vcom Adjustment20
White Balance Adjustment21
How To Initialize The Lcd Tv23
Firmware Renewal Mode24
Firmware Update Procedure24
Factory Upgrade (Firmware Upgrade/Flash Upgrade)25
Troubleshooting26
Power Supply Section Troubleshooting26
Video Signal Section Troubleshooting28
Audio Signal Section Troubleshooting29
Block Diagrams [Type A, Type B]30
System Control Block Diagram30
Video/Audio Block Diagram31
Digital Signal Process Block Diagram32
Led Backlight Drive Block Diagram33
Power Supply Block Diagram34
System Control Block Diagram (Type C)35
[Type C]35
Video/Audio Block Diagram (Type C)36
Digital Signal Process Block Diagram (Type C)37
Led Backlight Drive Block Diagram (Type C)38
Power Supply Block Diagram (Type C)39
System Control Block Diagram (Type D)40
[Type D]40
Video/Audio Block Diagram (Type D)41
Digital Signal Process Block Diagram (Type D)42
Led Backlight Drive Block Diagram (Type D)43
Power Supply Block Diagram (Type D)44
System Control Block Diagram (Type E)45
[Type E]45
Video/Audio Block Diagram (Type E)46
Digital Signal Process Block Diagram (Type E)47
Led Backlight Drive Block Diagram (Type E)48
Power Supply Block Diagram (Type E)49
System Control Block Diagram (Type F, Type G)50
[Type F, Type G]50
Video/Audio Block Diagram (Type F)51
Video/Audio Block Diagram (Type G)52
Digital Signal Process Block Diagram (Type F, Type G)53
Led Backlight Drive Block Diagram (Type F, Type G)54
Power Supply Block Diagram (Type F, Type G)55
Schematic Diagrams / Cba And Test Points56
List Of Caution, Notes And Symbols Used In The Schematic Diagrams On The Following Pages57
Voltage Indications On The Schematics57
How To Read Converged Lines57
Test Point Information57
Digital Main 1 Schematic Diagram [Type A, Type B]58
Digital Main 2 Schematic Diagram [Type A,Type B]59
Digital Main 3 Schematic Diagram [Type A,Type B]60
Digital Main 4 Schematic Diagram [Type A, Type B]61
Digital Main 5 Schematic Diagram [Type A, Type B]62
Digital Main 1 Schematic Diagram [Type C]63
Digital Main 2 Schematic Diagram [Type C]64
Digital Main 3 Schematic Diagram [Type C]65
Digital Main 4 Schematic Diagram [Type C]66
Digital Main 5 Schematic Diagram [Type C]67
Digital Main 1 Schematic Diagram [Type D]68
Digital Main 2 Schematic Diagram [Type D]69
Digital Main 3 Schematic Diagram [Type D]70
Digital Main 4 Schematic Diagram [Type D]71
Digital Main 5 Schematic Diagram [Type D]72
Digital Main 6 Schematic Diagram [Type D]73
Digital Main 1 Schematic Diagram [Type E]74
Digital Main 2 Schematic Diagram [Type E]75
Digital Main 3 Schematic Diagram [Type E]76
Digital Main 4 Schematic Diagram [Type E]77
Digital Main 5 Schematic Diagram [Type E]78
Digital Main 1 Schematic Diagram [Type F]79
Digital Main 2 Schematic Diagram [Type F]80
Digital Main 3 Schematic Diagram [Type F]81
Digital Main 4 Schematic Diagram [Type F]82
Digital Main 5 Schematic Diagram [Type F]83
Digital Main 6 Schematic Diagram [Type F]84
Digital Main 1 Schematic Diagram [Type G]85
Digital Main 2 Schematic Diagram [Type G]86
Digital Main 3 Schematic Diagram [Type G]87
Digital Main 4 Schematic Diagram [Type G]88
Digital Main 5 Schematic Diagram [Type G]89
Digital Main 6 Schematic Diagram [Type G]90
Function Schematic Diagram91
Digital Main Cba Top View [Type A, Type B]92
Digital Main Cba Bottom View [Type A, Type B]93
Digital Main Cba Top View [Type C]94
Digital Main Cba Bottom View [Type C]95
Digital Main Cba Top View [Type D]96
Digital Main Cba Bottom View [Type D]97
Digital Main Cba Top View [Type E]98
Digital Main Cba Bottom View [Type E]99
Digital Main Cba Top View [Type F]100
Digital Main Cba Bottom View [Type F]101
Digital Main Cba Top View [Type G]102
Digital Main Cba Bottom View [Type G]103
Wiring Diagram104
Exploded Views105
Packing - Diagram106
Parts List107
Mechanical Parts107
Lcd Panel Assembly Parts107
Electrical Parts108
Digital Main Cba Unit Parts108
Function Cba Unit Part109
Type A Parts List [Lf320Em4 A (Serial No.: Ds2)]110
Mechanical Parts (Type A) [Lf320Em4 A (Serial No.: Ds2)]110
Electrical Parts (Type A)[Lf320Em4 A (Serial No.: Ds2)]111
Type A Parts List [32Me303V/F7 A (Serial No.: Ds1)]112
Mechanical Parts (Type A [Lf320Em4 A (Serial No.: Ds2)])112
Electrical Parts (Type A [Lf320Em4 A (Serial No.: Ds2)])113
Type B Parts List [Lf320Em4 A (Serial No.: Me2)]114
Mechanical Parts (Type B [Lf320Em4 A (Serial No.: Me2)])114
Electrical Parts (Type B [LF320EM4 a (Serial No.: ME2)])115
Type C Parts List [Lf320Em4 A (Serial No.: Me5)]116
Mechanical Parts (Type C [Lf320Em4 A (Serial No.: Me5)])116
Electrical Parts (Type C [Lf320Em4 A (Serial No.: Me5)])117
Type D Parts List [Lf320Em4 A (Serial No.: Me1)]118
Mechanical Parts (Type D [Lf320Em4 A (Serial No.: Me1)])118
Electrical Parts (Type D [Lf320Em4 A (Serial No.: Me1)])119
Type D Parts List [Lf320Em4 A (Serial No.: Me6)]120
Mechanical Parts (Type D [Lf320Em4 A (Serial No.: Me6)])120
Electrical Parts (Type D [Lf320Em4 A (Serial No.: Me6)])121
Type D Parts List [32Me303V/F7 A(Serial No.: Me1)]122
Mechanical Parts (Type D [32Me303V/F7 A(Serial No.: Me1)])122
Electrical Parts (Type D [32Me303V/F7 A(Serial No.: Me1)])123
Type D Parts List [Lf320Em5F (Serial No.: Me1)]124
Mechanical Parts (Type D [Lf320Em5F (Serial No.: Me1)])124
Electrical Parts (Type D [Lf320Em5F (Serial No.: Me1)])125
Type D Parts List [Lf320Em5F (Serial No.: Me2)]126
Mechanical Parts (Type D [Lf320Em5F (Serial No.: Me2)])126
Electrical Parts (Type D [Lf320Em5F (Serial No.: Me2)])127
Type E Parts List [Lf320Em4 A (Serial No.: Me4)]128
Mechanical Parts (Type E [Lf320Em4 A (Serial No.: Me4)])128
Electrical Parts (Type E [Lf320Em4 A (Serial No.: Me4)])129
Type F Parts List [Lf320Em5F (Serial No.: Me3)]130
Type F Parts List [32Me303V/F7 A(Serial No.: Me2)]132
Type F Parts List [Lf320Em4 A(Serial No.: Me7)]134
Type G Parts List [Lf320Em4 A(Serial No.: Me8)]136
Type G Parts List [Lf320Em4 A(Serial No.: Me9)]138
Type G Parts List [32Me303V/F7 A(Serial No.: Me3)]140
Revision History142
Comparison List Of Model Names143