Optoma EX765 User manual

SERVICE MANUAL

SI : TSE: Check: Approved:

Date Revise Version Description

2009.7.4 V1.0 Initial Issue

2010.2.1 V2.0 Modify CH4: Defect specication table

EX765/EW766/EX765W/EW766W

Mina Mina

EX765/EW766/EX765W/EW766W Condential

Parts EX765 EX765W EW766 EW766W

TOP COVER 70.8BY29GR01 70.8CH11GR01

BACK COVER 75.8BY17G001 75.8BY17G011 75.8BY17G001 75.8BY17G011

LAN MODULE

BOARD 80.8BY08G001 NA 80.8BY08G001 NA

WIRELESS

BOARD NA 80.8BY07G001 NA 80.8BY07G001

MAIN BD 80.8BY01G003 80.8BY01G013 80.8CH01G003 80.8CH01G013

DMD 48.87M01G001 48.89L01G001

DMD BOARD 80.8BV02G001 80.8CH02G001

ENGINE MODULE 70.8BY24GR01 70.8CH10GR01

REMOTE

CONTROLLER 45.8CH01G001 45.8CH01G002 45.8CH01G001 45.8CH01G002

ANTENNA 75.8BA07G002 75.8BA07G002

Comparison List

Condential

EX765/EW766/EX765W/EW766W

Preface

This manual is applied to EX765/EW766/EX765W/EW766W 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.

EX765/EW766/EX765W/EW766W Service Manual

Manual Version 2.0

EX765/EW766/EX765W/EW766W Condential

Table of Content

Chapter 1 Introduction

Highlight 1-1

Compatibility Modes 1-2

Chapter 2 Disassembly Process

Equipment Needed & Product Overview 2-1

Disassemble Lamp Cover & Lamp Module 2-2

Disassemble Top Cover Module 2-3

Disassemble Back Cover Module 2-5

Disassemble Main Board Module 2-7

Disassemble LAN Board Module(only for EX765/EW766) 2-10

Disassemble Wireless Module(only for EX765W/EW766W) 2-13

Disassemble Lamp Driver Module 2-15

Disassemble Fan Module 2-18

Disassemble Engine Module 2-19

Disassemble Blower Module 2-25

Disassemble LVPS Module 2-25

Disassemble Bottom Cover Module 2-27

Rod Adjustment 2-29

Re-write Lamp Usage Hours 2-30

Chapter 3 Troubleshooting

LED Lighting Message 3-1

Main Procedure 3-2

Condential

EX765/EW766/EX765W/EW766W

Chapter 4 Function Test & Alignment Procedure

Test Equipment Needed 4-1

Service Mode 4-1

OSD Reset 4-1

Test Condition 4-2

Test Inspection Procedure 4-3

PC Mode 4-4

Video Performance 4-8

Optical Performance Measure 4-10

Network Function Test 4-12

Wireless Function Test (Only for EX765W & EW766W) 4-15

Others 4-19

Chapter 5 Firmware Upgrade

Section 1: Firmware Upgrade Procedure 5-1

Equipment Needed 5-1

DLP Composer Lite Setup Procedure 5-2

USB Driver Upgrade Procedure 5-4

Firmware Upgrade Procedure 5-5

Section 2: 8051 Firmware Upgrade Procedure 5-8

Equipment Needed 5-8

NLINK Setup Procedure 5-9

Install Manley USB Driver 5-11

8051 Firmware Upgrade Procedure 5-13

Section 3: Network Firmware Upgrade Procedure 5-15

Read Projector IP 5-16

Network Setting 5-17

Network FW Upgrade Procedure 5-18

Section 4: Wireless Firmware Upgrade Procedure

(Only for EX765W/EW766W) 5-20

Equipment Needed 5-20

Wireless FW Upgrade Procedure 5-21

EX765/EW766/EX765W/EW766W Condential

Chapter 6 EDID Upgrade

EDID Introduction 6-1

Equipment Needed 6-2

Setup Procedure 6-3

DDC Key-In Procedure (VGA1, VGA2, DVI Interface) 6-3

DDC Key-In Procedure (HDMI Interface) 6-7

Appendix A Exploded Image I

Appendix B Serial Number Denition XVIII

PCBA Code Denition XX

EX765/EW766/EX765W/EW766W  1-1

Chapter 1

Introduction

1-1 Highlight

No Item Description

1       

     



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

 









5









6



°





7









 

















    



   

EX765/EW766/EX765W/EW766W  

No Item Description

11 

  































  





  

 







 









EX765/EW766/EX765W/EW766W  

1-2 Compatibility Modes

Computer Compatibility

  

 



  

  

  

  

   

   

   

  

   

   

   

   

   

  75 

   

   



 75 

 75 

  



  

  

  

 

 

 

 

Video Compatibility

Note: For widescreen resolution (WXGA), the compatibility support is dependent on Notebook/PC models.

EX765/EW766/EX765W/EW766W Condential 2-1

Chapter 2

Disassembly Process

2-1 Equipment Needed & Product Overview

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 get into service mode and record the

lamp usage hour.

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