Optoma HD70 User manual

Model Name : HD70 / HD720X / HD32
SERVICE MANUAL
Date Revise Version Description
2006/08/20 V1.0 Initial Issue
2009/03/06 V2.0 Add the HD720X, HD32
Copyright March, 2009. All Rights Reserved P/N: 36.85F03G001
Prepared by SI :
________________________________________
Prepared by TSE :
________________________________________
Check by :
________________________________________
Approved by :
________________________________________

PARTS HD70 / HD32 HD720X
ZOOM RING 51.85S02G001 51.85S02G011
TOP COVER 51.80N01G011 51.80N01G021
KEYPAD BUTTON MODULE 75.85S02G001 75.85S02G011
FRONT COVER MODULE 75.85S03G001 75.85S03G011
HD70 / HD720X Comparison List
HD70/HD720X/HD32
Condential I

This manual is applied to HD70/HD720X/HD32 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 ser-
vice 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.
Note:
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.
HD70 / HD720X / HD32 Service Manual
Copyright March, 2009.
All Rights Reserved
Manual Version 2.0
HD70/HD720X/HD32
Preface
Condential II

Table of Content
Chapter 1 Introduction 1-1
Highlight 1-1
Feature for Marketing 1-2
Optical Feature 1-3
EE Feature 1-4
Thermal Feature 1-5
Compatible Mode 1-6
Chapter 2 Disassembly Procedure 2-1
Equipment Needed 2-1
Remove Lamp Module 2-2
Remove Rear Cover, Top Cover, Keypad BD 2-3
Remove Front Cover, Main BD 2-5
Remove Light Cut Top, Fan Module, Lamp Driver Module 2-8
Remove LVPS Module, Color Wheel, Engine Module 2-11
Disassemble Engine Module 2-14
Remove Front Light Cut Module 2-16
Remove Blower Fan Module 2-17
Remove Thermal Sensor Board 2-18
Remove Elevator Foot 2-19
Chapter 3 Troubleshooting 3-1
Equipment Needed 3-1
Main Procedure 3-1
Chapter 4 Function Test & Alignment Procedure 4-1
Test Equipment Needed 4-1
Service Mode 4-1
Test Condition 4-2
Inspection Procedure 4-2
Chapter 5 Firmware Upgrade 5-1
Equipment Needed 5-1
Installation Procedure 5-2
USB Driver Upgrade Procedure 5-4
Firmware Upgrade Procedure 5-6
Condential III
HD70/HD720X/HD32

HD70/HD720X/HD32Condential
Chapter 6 EDID Upgrade 6-1
EDID Introduction 6-1
Equipment Needed 6-1
Setup Procedure 6-2
EDID Key In Procedure 6-2
Appendix A 7-1
Exploded Overview 7-1
Appendix B 7-23
 SerialNumberSystemDenition      7-23
 PCBACodeDenition       7-24
IV

1-1 HD70/HD720X/HD32
Condential
No Item Description
1Lamp
200Watt Phoenix Lamp. Lamp life 2000 hours, Low mode
3000 hours-based on Phoenix 200W lamp
specication.
2Display Single 1280 x 720 DMD
Chapter 1
Introduction
1-1 Highlight
No Item Description
1Technology Single 0.64” DarkChip 2
2Resolution Native resolution WXGA and 720P (1280 * 720)
3Lamp type Phoenix 200W
4Keystone
correction Horizontal and vertical
5Brightness 1000 lumens
1-2 Feature for Marketing

1-2 HD70/HD720X/HD32
Condential
No Item Description
1Brightness 700 ANSI lm (Typical)
590 ANSI lm (Minimum)
2Contrast
ratio
2000: 1 full on/off (Typical)
2000: 1 full on/off (Minimum)
3Uniformity 80% (Typical)
65% minimum (JBMA)
4Colour
wheel Diameter 42mm, 7 segments GRBWGRB
5Lamp type
200W Phoenix lamp
Low mode 3000 hours-based on Phoenix 200W lamp
specication.
6 Lamp life
Life survival rate is more than 50%, at 2000 hours (Normal
mode)
Life survival rate is more than 50%, at 3000 hours (Low
mode)
7Lens spec
Lens model Name: EP739 platform with YM10m lens
Throw ratio: Target 1.6 – 1.9:1 distance/width 1.58 – 1.9
Offset: 135%
Top and bottom 24 pixels of the displayable image disabled
Lens zoom range: 1.2 x
8 Optical lens YM10m
9Projection
distance
1.5m-10m (optical performance)
10m-12.2m (mechanical travel)
10 Project
screen size Adjustable from 33.55” to 310”
1-3 Optical Feature

1-3 HD70/HD720X/HD32
Condential
No Item Description
1Video
Compatibility
Standards : (Should be frame lock)
NTSC - M,
PAL - B, D, G
HDTV - 720p, 1080i
Note: support 480i, 480p, 576i and 576p
1-4 EE Feature
No Item Description
1Temperature
Operating: 5°C ~ 35°C, (Satised engineering specication
& functions)
Storage: -10°C ~ 60°C
2Altitude
Operating 0~2,500 ft 5°C~35°C for normal mode
(5°C~40°C for eco mode)
2,500~5,000 ft 5°C~30°C
5,000~10,000 ft 5°C~25°C
1-5 Thermal Feature

1-4 HD70/HD720X/HD32
Condential
1-6 Compatible Mode
Compatibility Resolution V-Sync (Hz) Digital EDID
Support
VGA
640 x 480 60 Y
640 x 480 72 Y
640 x 480 75
640 x 480 85
848 x 480 60 Y
720 x 400 70 Y
SVGA
800 x 600 56 Y
800 x 600 60 Y
800 x 600 72 Y
800 x 600 75 Y
800 x 600 85
XGA
1024 x 768 50
1024 x 768 60 Y
1024 x 768 70 Y
1024 x 768 75 Y
1024 x 768 85
WXGA
1280 x 768 50
1280 x 768 60 Y
1280 x 768 70
1280 x 768 72
1280 x 768 75
1280 x 768 85

1-5 HD70/HD720X/HD32
Condential
Compatibility Resolution V-Sync (Hz) Digital EDID
Support
HD
1280 x 720 50 Y
1280 x 720 60 Y
1920 x 1080 50 Y
1920 x 1080 60 Y
SXGA
1280 x 1024 50
1280 x 1024 60 Y
1280 x 1024 70
1280 x 1024 72
1280 x 1024 75
1280 x 1024 85
SXGA+ 1400 x 1050 60 Y
MAC 1152 x 870 75.06 Y
MAC G4 640 x 480 60 Y
i Mac DV 1024 x 768 75 Y

2-1 HD70/HD720X/HD32Condential
2-1 Equipment Needed
Chapter 2
Disassembly Process
Item Photo Item Photo
Screw Bit
(+) :107
Hex Sleeves
5mm
Hex
Sleeves
8mm
Tweezers
Note: As the process of HD720X / HD32 disassembling is the same as HD70, we take HD70 for
example here.

2-2 HD70/HD720X/HD32
Condential
No Procedure Photo
1
Unscrew 2 screws to remove
Lamp Cover
(as red circle)
2
Unscrew 2 screws to
remove Lamp Module
(as red circle)
2-2 Remove Lamp Module
Lamp
Lamp Cover

2-3 HD70/HD720X/HD32Condential
No Procedure Photo
1
(1) Unscrew 4 screws
(as red circle)
(2) Unscrew 2 hex screws
(as blue circle)
(3) Remove Rear Cover
2
(1) Unscrew 3 screws
(as red circle)
(2) Unplug 1 CNNT
(as yellow square)
2-3 Remove Rear Cover, Top Cover, Keypad BD
Rear Cover

2-4 HD70/HD720X/HD32
Condential
No Procedure Photo
3
(1) Remove Top Cover
(2) Unscrew 4 screws
(as red circle)
(3) Remove Keypad BD and
Key Button
Top Cover
Keypad BD

2-5 HD70/HD720X/HD32Condential
No Procedure Photo
1
(1) Unscrew 3 screws
(as red circle)
(2) Unplug 1 CNNT
(as yellow square)
(3) Remove Front Cover
Front Cover
2-4 Remove Front Cover, Main BD

2-6 HD70/HD720X/HD32
Condential
No Procedure Photo
2
(1) Loosen 2 tenons
(as blue circle)
(2) Remove Elevator Push
Button
(3) Remove IR Receiver BD
directly
Elevator Push Button

2-7 HD70/HD720X/HD32Condential
No Procedure Photo
3
(1) Unscrew 5 screws
(as red circle)
(2) Unplug 8 CNNT
(as yellow square)
(3) Remove Main BD
Main BD

2-8 HD70/HD720X/HD32
Condential
2-5 Remove Light Cut Top, Fan Module, Lamp Driver
Module
No Procedure Photo
1
(1) Unscrew 2 screws
(as red circle)
(2) Remove Light Cut Top
Light Cut Top

2-9 HD70/HD720X/HD32Condential
No Procedure Photo
2
(1) Unscrew 4 screws
(as red circle)
(2) Remove Fan Module
(3) Disassemble Fan Module
Fan Module

2-10 HD70/HD720X/HD32
Condential
No Procedure Photo
3
(1) Unscrew 2 screws
(as red circle)
(2) Unscrew 2 hex spacer
(as blue circle)
(3) Unplug 1 CNNT
(as yellow square)
(4) Remove Lamp Driver
Module
Lamp Driver Module