Optoma HD67 User manual
SERVICE MANUAL
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Date Revise Version Description
2010.06.01 V1.0
Initial Issue
(Separate from ES526_EX536_EX531_CB2800_
EW536_HD66_EX538_HD67 Service Manual V4.0)
HD67
HD67 Condential I
Preface
This manual is applied to HD67 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.
HD67 Service Manual
Copyright Jun. 2010
All Rights Reserved
Manual Version 1.0
HD67 Condential III
Table of Content
Chapter 1 Introduction
Highlight 1-1
Chapter 2 Disassembly Process
Equipment Needed & Product Overview 2-1
Disassemble Top Cover Module 2-2
Disassemble Main Board Module 2-3
Rod Adjustment 2-4
Re-write Lamp Usage Hour 2-5
Chapter 3 Troubleshooting
LED Lighting Message 3-1
Main Procedure 3-2
Chapter 4 Function Test & Alignment Procedure
Service Mode 4-1
Defect specication table 4-1
Test Inspection Procedure 4-2
Factory Fan RPM Reset 4-2
PC MODE 4-3
Video Performance 4-3
Optical Performance Measure 4-4
Chapter 5 Firmware Upgrade
Section 1: System Firmware Upgrade 5-1
Equipment Needed 5-1
HD67 Condential IV
Firmware Upgrade Procedure 5-2
Section 2: 8051 Firmware Upgrade Procedure 5-3
Equipment Needed 5-3
USB Driver Upgrade Procedure 5-4
8051 Firmware Upgrade Prodedure 5-4
Chapter 6 EDID Upgrade
EDID Introduction 6-1
Appendix A
Exploded Image I
Appendix B
Serial Number System Denition I
PCBA Code Denition II
HD67 1-1
Chapter 1
Introduction
No
1
3
6
7
1-1 Highlight
HD67 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 record the lamp usage hour.
HD67 Condential 2-2
2-1 Disassemble Top Cover
Module
1. Unscrew 2 screws (as red circle) from the
Bottom Cover.
2. Unscrew 2 screws (as green circle) from
the IO Cover .
3. Remove the Top Cover Module.
Note: - When you remove the Top Cover,
take care of the connector (as yellow
square) which connected 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.
HD67 Condential 2-3
2-2 Disassemble Main Board
Module
Please refer to the below table details of
each connector on Main Board.
Item Male Connector
on Main Board The key feature Figure
ALamp Driver Black wire tube (5 pin)
B Fan Compose of Red/Yellow/Black
Wire (3 pin)
CPhoto Sensor Compose of Red/Black/White
Wire and Black wire tube (3 pin)
DIR Compose of Red/Black/White
Wire and Gray wire tube (3 pin)
ESpeaker Compose of Red/Black Wire and
Black wire tube (2 pin)
A
B
C
DE
HD67 Condential 2-4
1
2
2-3 Rod Adjustment
1. Environment Adjustment
- The distance between the engine and
the screen is 2.4 M.
- This process should be done at a dark
environment (under 2 Lux).
2. Procedure Adjustment
- Change the screen to "white screen".
- Adjust the screws by using the rod
on the engine module to readjust the
image.
("screw 1" should be adjusted rst, and
then "screw 2". Adjust until the yellowish
or bluish parts disappeared.)
3. Abnormal image inspection
- It should not have any abnormal color
at the rim of the image by estimating
through the eyes.
Note: - To avoid over adjusting the rod.
- After the opreation, please use the glue
to x the screws.
Z type driver
HD67 Condential 2-5
2-4 Re-write Lamp Usage
Hour
1. Get into service mode
- Press "Power", "Left", "Left" and "Menu"
buttons sequentially to get into service
mode.
2. Use "up" or "down" buttons to select
"Exit", then use "left" or "right" buttons to
re-write the lamp hour back to previous
lamp usage hour.
3. Press "Enter" to exit the service mode.
Note: left key = decrease lamp hour
right key =increase lamp hour
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