Philips 32PFL3505D/F7 - Page 73

Philips 32PFL3505D/F7

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10-19

Digital Main 5 Schematic Diagram [TYPE B, TYPE C]

PL10.3_2SCD5

The order of pins shown in this diagram is different from that of actual IC3301.

IC3301 is divided into five and shown as IC3301 (1/5) ~ IC3301 (5/5) in this Digital Main Schematic Diagram Section.

1 NOTE:

Table of Contents

Contents1
Service Manual1
Important Safety Notice2
Table of Contents3
Specifications4
Safety Precautions for LCD TV Circuit5
Important Safety Precautions5
- Precautions During Servicing7
- Safety Check after Servicing8
- Clearance Distance8
- Leakage Current Test8
- Leakage Current Ratings for Selected Areas8
- Circuit Board Indications9
- Pb (Lead) Free Solder9
- How to Remove / Install Flat Pack-IC9
Standard Notes for Servicing9
- Installation11
- Ground for Workbench12
- Ground for Human Body12
- Instructions for Handling Semi-Conductors12
Cabinet Disassembly Instructions [TYPE A, TYPE B]13
- TV Cable Wiring Diagram17
- Disassembly Flowchart18
[Type C]18
- Test Equipment Required23
- How to Set up the Service Mode23
Electrical Adjustment Instructions23
- Type a24
- VCOM Adjustment24
- Purity Check Mode24
- White Balance Adjustment25
How to Initialize the LCD TV26
Firmware Update Procedure27
Firmware Renewal Mode27
- The Power Cannot be Turned on28
- The Fuse Blows out28
- When the Output Voltage Fluctuates28
Troubleshooting28
- P-ON+7V Is Not Output29
- LCD+24.5V Is Not Output29
- INV+16V Is Not Output29
- LCD+16V Is Not Output29
- P-ON+5V Is Not Output. (LCD+16V Is Outputted Normally.)30
- TUNER+5V Is Not Output. (LCD+16V Is Outputted Normally.)30
- AL+13V Is Not Output30
- P-ON+3V Is Not Output30
- Flow Chart no30
- Flow Chart no31
- LCD-6.8V Is Not Output31
- AL+3.3V Is Not Output31
- P-ON+9V Is Not Output. (LCD+16V Is Outputted Normally.)31
- P-ON+3.3V Is Not Output31
- Video Signal Section Troubles32
- The Key Operation Is Not Functioning32
- No Operation Is Possible from the Remote Control Unit32
- Picture Does Not Appear Normally.(Video Input)32
- Flow Chart no32
- Flow Chart no33
- Picture Does Not Appear Normally.(S-Video Input)33
- Picture Does Not Appear Normally.(Y/Pb/Pr Input)33
- Picture Does Not Appear Normally.(Tuner Input)33
- Audio Is Not Outputted Normally.(Audio Input)34
- Audio Is Not Outputted Normally.(Component Audio Input)35
- Audio Is Not Outputted Normally.(Tuner Input)36
Block Diagrams [TYPE A]37
[Type B]43
[Type C]49
Schematic Diagrams / CBA and Test Points55
PCB Views74
Waveforms78
Wiring Diagram [TYPE A, TYPE B]79
[Type C]80
Exploded Views and Parts List81
Parts List83
Electrical Parts84
Revision History107

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