Mitsubishi Electric WD-62327 Manuals

Table of contents

• • 3

    Table of Contents

• 5

  Introduction

• 5

  Model: Wd-52327 / Wd

• 5

  Product Safety Notice

• 6

  Safety Precautions

  • 7

    DISASSEMBLY WD-52327 & WD-62327 Front Cabinet Components
    • 8

      Rear Cabinet Components
    • 8

      Rear Disassembly
  • 9

    Chassis Removal
    • 9

      Chassis Removal Procedure
    • 10

      Shield Removal
    • 11

      Chassis PWB Locations
    • 12

      Accessing the Lamp Ballast
  • 13

    Optical Engine Replacement
    • 13

      Optical Engine Mounting
    • 14

      Removing the Optical Engine
    • 15

      Removing DMD Heat Sensor
    • 15

      Removing Bottom Plate & Black Support Bracket
    • 16

      Installing the Optical Engine
  • 17

    Servicing the Lenticular Screen and Fresnel Lens
    • 17

      Removal of the Lenticular Screen and Fresnel Lens
    • 19

      Installation of the Lenticular Screen and Fresnel Lens
  • 20

    Electrical Adjustments
    • 20

      Equipment
    • 21

      Initial Setup (Option Menu)
    • 21

      Main Menu Defaults
    • 22

      A/V Memory Defaults
    • 22

      LED Indications
    • 23

      LED Dignostic Check
    • 23

      Circuit Adjustment Mode
    • 25

      Adjustment Items List
    • 26

      Activating Internal Test Patterns
    • 27

      Adjustment Procedures
      • 27

        Main & Sub Y Level Adjustments
      • 27

        Main & Sub Color Level Adjustments
      • 28

        White Balance Adjustments
      • 28

        Horizontal & Vertical Position Adjustments
    • 29

      Mechanical Adjustments
      • 29

        Required Front Disassembly
      • 29

        Required Rear Disassembly
      • 30

        Picture Rotation Adjustment
      • 31

        Horizontal & Vertical Keystone Distortion Adjustments
  • 32

    Quick Reference Part List
  • 32

    Screen Parts

• 33

  Service Parts List

• 41

  Screen Parts List

• 42

  Circuitry Block Diagrams

  • 42

    Standby Power Supplies
  • 42

    Switched Supplies