Optoma EP783 Manuale utente
SERVICE MANUAL
SI : TSE: Check: Approved:
Date Revise Version Description
2008.06.05 V1.0 Initial Issue
2008.08.20 V2.0 Update Wireless Function “Hard-Reset” in Chapter 4
Add Appendix A and Appendix B
2009.11.30 V3.0 Update test specications in Chapter 4;
Update FW upgrade method in Chapter 5;
2010.02.22
V4.0
Modify CH4 "Defect specication table"
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S
Copyright February, 2010. All Rights Reserved P/N: 36.87F03G001
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S Condential II
EP783/EP783S/OPX5000/EP783L/TX783L/TX783S Comparison List
Preface
This manual is applied to EP783/EP783S/EP783L/OPX5000/TX783L/TX783S 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.
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S Service Manual
Copyright February. 2010
All Rights Reserved
Manual Version 4.0
PARTS EP783 EP783S OPX5000 TX783S TX783L EP783L
Main Board NTSC 70.87F24GR01 N/A 70.87F24GR01
Main Board PAL 70.87F25GR01 N/A
Engine Module 70.87F20GR01 70.87F22GR01
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S Condential IV
Table of Content
Chapter 1 Introduction
Highlight 1-1
Compatible Mode 1-3
Chapter 2 Disassembly Process
Equipment Needed & Product Overview 2-1
Disassemble Lamp Cover and Lamp Module 2-2
Disassemble Inside Ring and Outside Ring 2-3
Disassemble Top Cover Module and FPC Cable 2-3
Disassemble Keypad Module and Top Cover 2-4
Disassemble IR Sensor Board 2-5
Disassemble Keypad Board 2-5
Disassemble I/O Cover 2-6
Disassemble I/O Shielding 2-6
Disassemble Top Shielding 2-7
Disassemble Main Board Module 2-7
Disassemble Wireless Board 2-9
Disassemble Wireless House 2-10
Disassemble Blower Module 2-10
Disassemble Sheet Metal 2-11
Disassemble Lamp Driver Module 2-10
Disassemble Air Duct 2-12
Disassemble Left Cover and IR Sensor 2-13
Disassemble Handle Bar 2-14
Disassemble Right Cover Module and Plastic-net 2-14
Disassemble Fan Module 2-15
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S Condential V
Disassemble Thermal Switch 2-17
Disassemble Engine Module 2-18
Disassemble Color Wheel Module 2-19
Disassemble Photo Sensor Board 2-19
Disassemble Rod Module 2-20
Disassemble Lamp House 2-20
Disassemble DMD Heat Sink Thermal Module 2-21
Disassemble DMD Module 2-21
Disassemble Small Heat Sink 2-22
Disassemble Motors 2-22
Disassemble I/O Board 2-23
Disassemble Blower Module 2-23
Disassemble Metal Shielding 2-24
Disassemble LVPS Module 2-24
Disassemble Interlock Switch 2-25
Disassemble Speaker 2-26
Disassemble Rear Cover 2-28
Disassemble Lamp Cover Lock Button 2-28
Rod Adjustment 2-29
Re-write Lamp Usage Hours 2-30
Chapter 3 Troubleshooting
LED Lighting Message 3-1
Main Procedure 3-2
Chapter 4 Function Test & Alignment Procedure
Test Equipment Needed 4-1
Service Mode 4-1
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S Condential VI
OSD Reset 4-1
Test Condition 4-2
Test Inspection Procedure 4-3
PC Mode 4-3
Video Performance 4-7
PC/Video Calibration 4-8
Lens Calibration 4-8
Optical Performance Measure 4-9
Network Function Test 4-10
Wireless Function Test 4-12
Others 4-16
Chapter 5 Firmware Upgrade
Section 1: System Firmware Upgrade 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 5-8
Equipment Needed 5-8
8051 Firmware Upgrade Procedure 5-9Procedure 5-95-9
Chapter 6 EDID Upgrade
EDID Introduction 6-1
Equipment Needed 6-2
Setup Procedure (VGA-1& DVI-D Port) 6-3
EDID Key-In Procedure (VGA-1 & DVI-D Interface) 6-3
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S Condential VII
Setup Procedure(VGA-2 & HDMI Port) 6-6
EDID Key-In Procedure (VGA-2 & HDMI Interface) 6-6
Appendix A (Exploded Image) I
Appendix B XVIII
Serial Number System Denition XVIII
PCBA Code Denition XIX
1-1
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S
Chapter 1
Introduction
No
1
2
3
5
7
8
10
11
12
13
15
1-1 Highlight
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S 1-2
No
17
18
20
21
22
23
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S 1-3
1-2 Compatible Mode
Analog
70
85
85
72
75
85
70
85
72
75
85
70
75
85
70
75
85
75
85
72
75
85
75
85
EP783/EP783S/EP783L/OPX5000/TX783L/TX783S
70
75
85
70
75
72
75
85
75
85
70
75
85
75
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