Table Of Contents - Philips 55PFL4909 Service Manual

Table of Contents

Contents1
Service Manual1
Important Safety Notice2
Table Of Contents3
Specifications4
Important Safety Precautions5
Safety Precautions For Lcd Tv Circuit5
Leakage Current Hot Check5
Hot Chassis Warning6
Product Safety Notice6
Design Alteration Warning6
Precautions During Servicing7
Safety Check After Servicing8
Clearance Distance8
Ratings For Selected Area8
Leakage Current Test8
Standard Notes For Servicing9
Circuit Board Indications9
How To Remove / Install Flat Pack-Ic9
Pb (Lead) Free Solder9
Installation11
Instructions For Handling Semi-Conductors12
Ground For Human Body12
Ground For Workbench12
Cabinet Disassembly Instructions13
Screw Torque Specification13
Disassembly Flowchart13
Important Precautions Concerning The Lcd Panel Assembly14
Tv Cable Wiring Diagram19
Test Equipment Required21
How To Set Up The Service Mode21
Purity Check Mode21
Electrical Adjustment Instructions [Type A]21
White Balance Adjustment22
[Type B]24
How To Initialize The Lcd Tv27
Firmware Update Procedure28
Firmware Renewal Mode [Type A]28
User Upgrade29
Factory Upgrade (Firmware Upgrade/Flash Upgrade)30
Troubleshooting31
The Power Cannot Be Turned On31
The Fuse Blows Out31
When The Output Voltage Fluctuates31
P-On+21V Is Not Output32
Amp+13V Is Not Output32
Al+3.3V Is Not Output32
The Key Operation Is Not Functioning33
No Operation Is Possible From The Remote Control Unit33
Picture Does Not Appear Normally33
Audio Is Not Output Normally34
System Control Block Diagram35
Block Diagrams [Type A]35
Video/Audio Block Diagram36
Digital Signal Process Block Diagram37
Led Backlight Drive Block Diagram38
Power Supply Block Diagram39
Schematic Diagrams / Cba And Test Points45
Standard Notes45
How To Read Converged Lines46
Test Point Information46
Power Supply 1 Schematic Diagram47
Digital Main 2 Schematic Diagram [Type A]50
Digital Main 3 Schematic Diagram [Type A]51
Function Schematic Diagram61
Ir Sensor Schematic Diagram62
Power Supply Cba Top View63
Power Supply Cba Bottom View64
Wiring Diagrams [Type A]65
Exploded Views67
Parts List70
Mechanical Parts70
Electrical Parts71
Power Supply Cba71
Digital Main Cba Unit71
Msw Assembly71
Revision History80