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Philips Manuals
LCD TV
42PFL3704D/F7
Service manual
Table Of Contents - Philips 42PFL3704D/F7 Service Manual
Chassis fl9.2
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Also See for 42PFL3704D/F7
:
User manual
(42 pages)
,
Quick start manual
(8 pages)
,
Specifications
(3 pages)
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Table Of Contents
115
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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Table of Contents
Contents
1
Service Manual
1
Important Safety Notice
2
Table Of Contents
3
Specifications
4
Important Safety Precautions
5
Safety Precautions For Lcd Tv Circuit
5
Safety Check After Servicing
8
Clearance Distance
8
Leakage Current Test
8
Ratings For Selected Area
8
Standard Notes For Servicing
9
Circuit Board Indications
9
How To Remove / Install Flat Pack-Ic
9
Pb (Lead) Free Solder
9
Instructions For Handling Semi-Conductors
12
Ground For Human Body
12
Ground For Workbench
12
Cabinet Disassembly Instructions
13
Disassembly Method
13
Tv Cable Wiring Diagram
18
Electrical Adjustment Instructions
31
Test Equipment Required
31
How To Make The Service Remote Control Unit
31
How To Set Up The Service Mode
31
Purity Check Mode
32
Vcom Adjustment
32
White Balance Adjustment
33
How To Initialize The Lcd Tv
34
Firmware Renewal Mode
35
Equipment Required
35
Firmware Update Procedure
35
Troubleshooting
36
Power Supply Section
36
The Power Cannot Be Turned On
36
The Fuse Blows Out
36
Al+5V Is Not Output
37
Al+3.3V Is Not Output
37
When The Output Voltage Fluctuates
37
When Buzz Sound Can Be Heard In The Vicinity Of Power Circuit
37
P-On+8.2V Is Not Output
38
P-On+5V Is Not Output
38
P-On+3.3V Is Not Output
38
The Key Operation Is Not Functioning
39
No Operation Is Possible From The Remote Control Unit
39
Picture Does Not Appear Normally. (Ext. Input)
40
Picture Does Not Appear Normally. (Tuner Input)
40
Block Diagrams
43
System Control Block Diagram
43
Video Block Diagram
44
Audio Block Diagram
45
Digital Signal Process Block Diagram
46
Power Supply 1 Block Diagram
47
Power Supply 2 Block Diagram
49
Schematic Diagrams / Cba And Test Points
50
Standard Notes
50
Voltage Indications On The Schematics
51
How To Read Converged Lines
51
Test Point Information
51
Jack Power 1/3 Schematic Diagram
52
Inverter Power Schematic Diagram
55
Ir Sensor, Function & Junction Schematic Diagram
61
Digital Main Schematic Diagram
62
Jack Power Cba Top View
72
Jack Power Cba Bottom View
73
Inverter Power Cba Top View
74
Inverter Power Cba Bottom View
75
Function Cba Top View
78
Function Cba Bottom View
78
Ir Sensor Cba Top View
78
Ir Sensor Cba Bottom View
78
Waveforms
79
Wiring Diagram
80
Exploded Views
82
Packing
85
Mechanical Parts List
87
Electrical Parts List
90
Digital Main Cba Unit
98
Jack Assembly
98
Jack Power Cba
98
Function Cba
102
Ir Sensor Cba
102
Junction Cba
102
Inverter Power Cba
102
Revision History
114
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