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 specication table
EX765/EW766/EX765W/EW766W
Copyright Feb, 2010. All Rights Reserved P/N: 36.8BY05G001
Mina Mina
EX765/EW766/EX765W/EW766W Condential
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
Condential
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
Copyright Feb, 2010.
All Rights Reserved
Manual Version 2.0
EX765/EW766/EX765W/EW766W Condential
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
Condential
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 Condential
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 Denition XVIII
PCBA Code Denition 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 Condential 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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