MODEL: WD-52327 / WD-62327

 

CONTENTS

 

INTRODUCTION

5

PRODUCT SAFETY NOTICE

5

SAFETY PRECAUTIONS

6

DISASSEMBLY

 

WD-52327 & WD-62327

 

Front Cabinet Components

7

Rear Cabinet Components

8

CHASSIS REMOVAL

 

Chassis removal procedure

9

Shield Removal

10

Chassis PWB locations

11

Accessing the Lamp Ballast

12

OPTICAL ENGINE REPLACEMENT

 

Optical Engine Mounting

13

Removing the Optical Engine

14

Removing DMD Heat Sensor

15

Removing Bottom Plate & Black Support Bracket

15

Installing the Optical Engine

16

SERVICING THE LENTICULAR SCREEN AND FRESNEL LENS

 

Removal of the Lenticular Screen and Fresnel Lens

17

Installation of the Lenticular Screen and Fresnel Lens

19

ELECTRICAL ADJUSTMENTS

 

Equipment

20

Initial Setup (Option Menu)

21

Main Menu Defaults

21

A/V Memory Defaults

22

LED Indications

22

LED Dignostic Check

23

Circuit Adjustment Mode

23

Adjustment Items List

25

Activating Internal Test Patterns

26

Adjustment Procedures

27

Main & Sub Y level adjustments

27

Main & Sub Color level adjustments

27

White Balance Adjustments

28

Horizontal & Vertical Position adjustments

28

Mechanical Adjustments

29

Required Front Disassembly

29

Required Rear Disassembly

29

Picture Rotation Adjustment

30

Horizontal & Vertical Keystone Distortion adjustments

31

QUICK REFERENCE PART LIST

32

Service Parts List

33

Screen Parts List

41

CIRCUITRY BLOCK DIAGRAMS

 

Standby power Supplies

42

Switched Supplies

42

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