Philips 20RF50S manuals

Philips 20RF50S Owner's Manual (125 pages)

Brand: Philips | Category: TVs & monitors | Size: 3.63 MB |

English

Table of contents

Philips Consumer Electronics

1

Technical Service Data

1

Manual 7629

1

Alignments

5

General Alignment Conditions

5

Commercial Models

5

Hardware Alignments

7

Vg2 Adjustment

8

Focusing

10

T8 Option Byte Codes

12

AGC (AGC take over point)

13

White Tone

14

Geometry

15

Alignment

18

CircuitDescription

28

Audio Signal Processing

30

Video Signal Processing

31

Video source selection

32

Video demodulation

33

RGB control

34

Synchronization

35

Deflection

36

Vertical drive

37

Deflection corrections

37

The S-Correction

38

East/West correction

38

Power Supply

39

Introduction

40

Derived Voltages

41

Basic IC Functionality

42

Frequency Behavior

44

Start-Up Sequence

44

Operation

46

Safe-Restart Mode

47

Standby

47

Protection Events

49

Over Voltage Protection

50

Over Current Protection

50

Over Power Protection

50

Control

51

I 2 C-Bus

52

User Interface

52

In- And Output Selection

53

Power Supply Control

53

Abbreviation list

54

Supporting Overviews

60

Test Points

60

Service Modes

61

Purpose

62

Specifications

63

How to enter SDAM

63

Customer Service Mode (CSM)

65

How to enter CSM

66

Picture Problems

67

Snowy picture

68

Black and white picture

68

Menu text not sharp enough

68

ComPair

69

How To Connect

70

Error Buffer

71

How To Read The Error Buffer

72

Error Codes

72

TheBlinking LED Procedure

74

Protections

74

Repair Tips

75

Mechanical Instructions

76

7/8/2004

79

Side I/O PanelRemoval

80

Pip Module (If Present)

80

Rear Cover Mounting

81

27PS60S321(7629) Page: 1

84

27PS60S321(7629) Page: 2

85

27PS60S321(7629) Page: 3

86

27PS60S321(7629) Page: 4

87

Directions For Use (DFU)

118

And Notes

119

Maintenance Instructions

120

Warnings

120

Chassis Overview

122

Connections

123

Rear Connections

124

AV2 In (SVHS)

125

Philips 20RF50S Service Manual (374 pages)

Brand: Philips | Category: TVs & monitors | Size: 3.39 MB |

English

Table of contents

IMPORTANT SAFETY NOTICE

2

WARNING

2

FIRE AND SHOCK HAZARD

3

LEAKAGE CURRENT COLD CHECK

4

LEAKAGE CURRENT HOT CHECK

4

TV SAFETY NOTES

6

PICTURE TUBE REPLACEMENT

7

PARTS REPLACEMENT

7

Technical Specifications

10

Connections

11

Rear Connections

12

Mechanical Instructions

15

Figure:

16

Side I/O Panel Removal

19

Pip Module (If Present)

19

Panel Removal

20

Rear Cover Mounting

21

Supporting Overviews

22

Test Points

22

Service Modes

24

Customer Service Mode (CSM)

30

Picture Problems

31

ComPair

35

Specifications

36

How To Connect

37

Error Buffer

38

How To Read The Error Buffer

39

Error Codes

40

The Blinking LED Procedure

42

Protections

43

Repair Tips

43

Alignments

45

General Alignment Conditions

45

Commercial Models

45

Hardware Alignments

48

Vg2 Adjustment

49

Focusing

50

Options

51

T8 Option Byte Codes

52

AGC (AGC take over point)

54

SL (Slicing Level)

54

White Tone

55

Geometry

56

Figure: Audio Menu

59

Circuit Description

61

Audio Signal Processing

63

Video Signal Processing

65

Video source selection

66

Video demodulation

67

RGB control

69

Synchronization

70

Deflection

71

Vertical drive

72

Deflection corrections

73

Power Supply

76

Introduction

77

Basic IC Functionality

79

CC-start

82

VCO, start

83

VCO, max

83

• t1: Discharge of V

86

• t2: Discharge of V

86

• t3: Charge of V

86

Protection Events

87

Control

90

User Interface

91

In- And Output Selection

91

Power Supply Control

92

Abbreviation list

94

T8(7629)

101

PRF227S325

121

MAIN CABINET EXPLODED VIEW

140

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