Mitsubishi Electric WD-52525 manuals

Mitsubishi electric WD-52525 Specifications (81 pages)

Brand: Mitsubishi-electric | Category: Projection TVs | Size: 9.28 MB |

Table of contents

MITSUBISHI ELECTRIC

1

CONTENTS

3

INTRODUCTION

5

PRODUCT SAFETY NOTICE

5

SAFETY PRECAUTIONS

6

Reusable Wire Ties

7

WD-52825 /WD-62825

8

FILTER-COVER Removal

9

COVER-BACK Removal

9

Rear Plate Removal

9

4 Screws

11

V26 Chassis PWB Locations

12

Optical Engine Replacement

13

Removing the Optical Engine

14

Bottom View

15

Bottom Plate

15

Data Copy Procedure

16

Front View

16

Black Bracket

16

WARNING

17

OPTION MENU

20

A. A/V Memory

21

B. A/V Reset

21

Normal LED Indications

22

ERROR CODES

23

SERVICE ADJUSTMENTS

24

Restore backup

25

UPLOAD TERMINAL BOARD DATA

25

Electrical Adjustments

27

Mechanical Adjustments

27

Picture Rotation Adjustment

27

Keystone Adjustment

29

REPLACEMENT PARTS

30

INTEGRATED CIRCUITS

31

TRANSISTORS

32

TRANSFORMERS

37

VARISTORS

37

RESISTORS

38

RESISTORS

38

CAPACITORS

39

CAPACITORS AND TRIMMERS

39

SWITCHES

41

MISCELLANEOUS

41

PRINTED CIRCUIT BOARDS

42

COSMETIC PARTS

43

ACCESSORIES

43

SCREEN ASSEMBLY PARTS

44

STANDBY POWER SUPPLIES

46

SWITCHED

46

SUPPLIES

46

TUNING CIRCUITRY SIGNAL PATH

47

A/V VIDEO SELECT

48

Y,Cb,Cr

49

FORMATTER &

49

DM SIGNAL PATH

49

A/V SOUND SELECT

50

PWB-SIGNAL SOUND SELECT

51

SOUND OUTPUT CIRCUIT

51

SERIAL CONTROL LINES

52

INPUT CIRCUITRY

53

CIRCUITRY

53

MONITORING

54

LAMP GND

55

ENG-POWERGOOD

55

DT10121-R3T

56

TRANSCEIVER

56

3.3VS 5VS

56

BLM18BB141SN1

57

ANTENNA IN

59

PJ2J03PJ2J04PJ2J06

61

SUB SYNC DETECT

62

MAIN SYNC DETECT

62

MAIN CCD

62

TO PWB-TERMINAL2

63

PWB-SIGNAL RF

63

PWB-TERMINAL 2 RA

63

V26++ ONLY

63

ID RESISTOR

64

NFL21SP506X1C3D

67

TSB41AB3PFP

68

TC74LCX74FT

69

SN74LV32APWR

72

8 9 10 11 12 13 14

72

RT9161A-33CG

74

ICS570BT

75

YKF45-7004

77

SG-8002JF PH 20.000MHZ-PHCL3

78

1S2076A/1S2471OM

81

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