Optoma EP1690 Manual de usuario

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

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

Manual Version 2.0

Preface

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

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

 SerialNumberSystemDenition      7-23

 PCBACodeDenition       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   

















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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