Optoma EP1690 Manuale utente
Model Name : EP1690 / OP1280 / OP1140
SERVICE MANUAL
Date Revise Version Description
2006/06/26 V1.0 Initial Issue
2009/02/20 V2.0
Add EP1690 extended models: OP1280, OP1140
Copyright February, 2009. All Rights Reserved P/N: 36.85F03G001
Prepared by SI :
______________________________________
Prepared by TSE :
_______________________________________
Check by :
______________________________________
Approved by :
______________________________________
EP1690 / OP1280 / OP1140
This manual is applied to EP1690 / OP1280 / OP1140 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.
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.
EP1690 / OP1280 / OP1140 Service Manual
Copyright February, 2009
All Rights Reserved
Manual Version 2.0
Preface
i
EP1690 / OP1280 / OP1140
Table of Content
Chapter 1 Introduction 1-1
Highlight 1-1
Compatible Mode 1-3
Chapter 2 Disassembly Procedure 2-1
Equipment Needed 2-1
Remove Lamp Module 2-2
Remove Top Cover Module 2-3
Remove Top Shielding Module 2-4
Remove Keypad Board and Keypad Button 2-5
Remove IR Receiver 2-6
Remove IO Cover 2-7
Remove Light Cut Mylar 2-8
Remove Airduct Module 2-9
Remove Isolator Mylar 2-10
Remove Main Board 2-11
Remove Blower Duct 2-12
Remove Side Shielding Module 2-13
Remove Speaker 2-14
Remove Blower 2-15
Disassemble Lamp Driver Module 2-16
Disassemble LVPS Module 2-17
Disassemble Power Module Holder 2-18
Disassemble Fan Module 2-19
Remove Wire 2P#22 220C 2-20
Remove Engine Module 2-21
Remove Thermal Switch 2-22
Remove Heatsink and 2 Springs 2-23
Remove DMD Chip 2-24
Disassemble Color Wheel and Photo Sensor Board 2-25
Remove Zoom Ring 2-26
Remove Focus Ring 2-27
Remove Blower 2-28
Disassemble Interrupt Switch 2-29
Remove Bottom Base 2-30
Remove Front Lower Panel 2-31
Remove Front Shielding Module 2-32
ii
EP1690 / OP1280 / OP1140
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 5-5
Firmware Upgrade Procedure 5-6
Chapter 6 EDID Key-in Procedure 6-1
EDID Introduction 6-1
Equipment Needed 6-1
Setup Procedure 6-2
EDID Key In Procedure 6-3
Appendix A 7-1
Exploded Overview 7-1
Appendix B 7-23
SerialNumberSystemDenition 7-23
PCBACodeDenition 7-24
iii
1-1 EP1690 / OP1280 / OP1140
Chapter 1
Introduction
1-1 Highlight
No Item Description
1 Weight • < 7.2 lbs (7.128 lbs – 3.24kg)
2 Dimension (W x D x H) • 13.67 x 3.73 x 9.69 inches (347.3 x 94.7 x 246.2 mm)
3 Cooling system
control fan speed
4
open
5
input
6
• < 12W(Stand by)< 12W(Stand by)
7 Input signal spec.
1-2 EP1690 / OP1280 / OP1140
NO Item Description
8 Brightness • Typical 2125 ANSI lm /Minimum 1900 ANSI lmTypical 2125 ANSI lm /Minimum 1900 ANSI lm
<Condition> Spoke light mode “White” on Service
Menu. (Bright mode)
9
Note: support 480i, 480p, 576i and 576p
10 Control Keypad
menu
OSD menu
11 Keystone
12 Contrast
(Spoke on/Spoke off)
13
14
15 • 36” to 291” Diagonal
16 Temperature
17 Altitude
18
1-3 EP1690 / OP1280 / OP1140
1-2 Computer Compatible
Compatibility Resolution V-Sync (Hz)
640 x 350 70
640 x 350 85
640 x 400 85
640 x 480 60
640 x 480 72
640 x 480 75
640 x 480 85
720 x 400 70
720 x 400 85
800 x 600 56
800 x 600 60
800 x 600 72
800 x 600 75
800 x 600 85
1024 x 768 60
1024 x 768 70
1024 x 768 75
1024 x 768 85
1280 x 720 60
1280 x 768 60
1280 x 768 85
1280 x 1024 60
1280 x 1024 75
1400 x 1050 60
1600 x 1200 60
2-1 EP1690 / OP1280 / OP1140
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 OP1280 / OP1140 disassembling is the same as EP1690, we take EP1690
for example here.
2-2 EP1690 / OP1280 / OP1140
2-2 Remove Lamp Module
Lamp
Lamp Cover
No Procedure Photo
1 Unscrew 1 screw to remove
Lamp Cover
(as red circle)
2 Unscrew 2 screws to
remove Lamp Module
(as red circle)
2-3 EP1690 / OP1280 / OP1140
No Procedure Photo
1 (1) Unscrew 5 screws
(as red circle)
(2) Release 11 tennons
(as blue circle)
(3) Unplug FPC Wire and
IR Wire
(as yellow square)
(4) Remove Top Cover
Module
2-3 Remove Top Cover Module
Top Cover Moule
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