Optoma EH1020 Manuale utente

SERVICE MANUAL

Prepared: Check: Approved:

Date Revise Version Description

2010.6.7 V1.0 Separate from Optoma HD20_HD200X_HD2200_HD20_HD200X_HD2200_

EH1020 V4.0 (DDP 3021, 36.8EG08G001) ServiceV4.0 (DDP 3021, 36.8EG08G001) Service

Manual

EH1020

Condential

EH1020

Preface

This manual is applied to EH1020 projection system. The manual gives you a brief

description of basic technical information to help in service and maintain the product.

Your customers will appreciate the quick response time when you immediately identify

problems that occur with our products. We expect your customers will appreciate the

service that you offer them.

This manual is for technicians and people who have an electronic background. Please

send the product back to the distributor for repairing and do not attempt to do anything that

is complex or is not mentioned in the troubleshooting.

Notice:

The information found in this manual is subject to change without prior notice. Any

subsequent changes made to the data herein will be incorporated in future edition.

EH1020 Service Manual

Manual Version 1.0

EH1020 Condential

Table of Content

Chapter 1 Introduction

Highlight 1-1

Compatible Mode 1-2

Chapter 2 Disassembly Process

Equipment Needed & Product Overview 2-1

Repair notice 2-2

Disassemble Focus Ring 2-2

Disassemble Top Cover Module 2-2

Disassemble Main Board Module 2-2

Rod Adjustment 2-3

Re-write Lamp Usage Hour 2-4

Chapter 3 Troubleshooting

LED Lighting Message 3-1

Main Procedure 3-2

Chapter 4 Function Test & Alignment Procedure

Service Mode Instruction 4-1

Fan Speed Saving 4-2

Calibration 4-3

PC Mode 4-4

Optical Performance Measure 4-5

Test Inspection Procedure 4-6

Chapter 5 Firmware Upgrade

Section 1: Firmware Upgrade Procedure 5-1

iii

Condential

EH1020

Equipment Needed 5-1

Setup Procedure 5-1

Install USB Driver 5-1

Firmware Version Check 5-1

Section 2: 8051 Firmware Upgrade Procedure 5-2

Equipment Needed 5-2

8051 Firmware Upgrade Procedure Note 5-2

Chapter 6 EDID Upgrade

EDID Upgrade Procedure 6-1

Appendix A Exploded Image 1

Appendix B Serial Number Denition 19

PCBA Code Denition 20

EH1020  1-1

Chapter 1

Introduction

1-1 Highlight

No  

1 

2        

  

  

  •

       

    

  

 







  













  

10 







11 







    



12 







EH1020  1-2

    



   

   

   

   

   



   

   

   

   

    

   

   

   

   

  

  

    

    

1-2 Compatible Mode

Computer Compatibility

EH1020  

Power Book G4

    



   

   

   



   

   

   

   

    

   

   

   

    

    

iMAC

    

    

EH1020 Condential 2-1

Chapter 2

Disassembly Process

2-1 Equipment Needed & Product Overview

(This section links to common service manual CH2)

1. Screw Bit (+): 105

2. Screw Bit (+): 107

3. Screw Bit (-): 107

4. Hex Sleeves 5 mm

5. Tweezers

6. Projector

* Before you start: This process is protective level II. Operators should wear electrostatic chains.

* Note: - If you need to replace the Main Board, you have to record the Lamp Usage Hour.

EH1020 Condential 2-2

2-2 Repair notice

2-2-1 Disassemble Focus

Ring

1. Rotate the Focus Ring clockwise until

you cannot rotate any more (as red

arrow direction).

2. Pull out the Focus Ring.

Note: - When you assemble the Focus Ring,

ensure the 3 card slot (as green square)

placed in the 3 double-screw bolt (as

yellow circle) properly, and the Focus

Ring can be well adjusted.

2-2-2 Disassemble Top

Cover Module

1. Unscrew 2 screws (as red circle) from the

Bottom Cover.

2. Press two sides of the projector as the

blue arrows point.

3. Remove the Top Cover Module.

EH1020 Condential 2-3

Note: - When you remove the Top Cover,

take care the connector (as yellow

square) of FPC cable which connect

Main Board and Keypad Board Module,

then unplug it from Keypad Board

Module.

- Avoid damaging by pulling keypad FPC

cable.

- Make sure the FPC cable plug into the

correct ports when assembling it.

2-2-3 Disassemble Main

Board

1.Please refer to the below table details of

each connector on Main Board.

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