Optoma ES526 User manual
SERVICE MANUAL
Prepare : Check: Approve:
Date Revise Version Description
2009.05.14 V1.0 Initial Issue
2009.11.10 V2.0 Add EX531/CB2800
2010.03.12 V3.0 Add ES526L/EX536L
ES526/EX536/EX531/CB2800/ES526L/EX536L
Copyright Mar. 2010. All Rights Reserved. P/N: 36.8EH03G001
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential I
Preface
This manual is applied to ES526/EX536/EX531/CB2800/ES526L/EX536L 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.
ES526/EX536/EX531/CB2800/ES526L/EX536L Service Manual
Copyright Mar. 2010
All Rights Reserved
Manual Version 5.0
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential II
ES526/EX536/EX531/CB2800/ES526L/EX536L Comparison List
Parts EX531 EX536 EX536L ES526 ES526L CB2800
USER’S
MANUAL 36.8EH01G001 36.8HN01G001 36.8EH01G001 36.8HN01G001 36.8GK01G001
REMOTE 45.8EF02G001 45.89U01G001
REMOTE
(For China) NA 45.8EF02G002 NA 45.8EF02G002 NA
SPEAKER 49.8CQ01G001 NA 49.8CQ01G001 NA
IO COVER
MODULE 70.8BF03GR01 70.8HQ07GR01 70.8EH13GR01 70.8HN10GR01 70.8GK02GR01
PCBA MAIN
BOARD 80.8EZ01G001 80.8BF01G006 80.8HQ01G001 80.8EH01G008 80.8HN01G001 80.8GK01G002
ENGINE
MODULE 70.8EZ01GR01 70.8BF02GR01 70.8EH14GR01
DMD CHIP 48.8EZ01G001 48.8CQ01G003 48.8EH01G001
TOP
COVER
MODULE
75.8EH01G001 75.8HQ01G001 75.8EH01G001 75.8HQ01G001
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential III
Table of Content
Chapter 1 Introduction
Highlight 1-1
Compatible Mode 1-2
Chapter 2 Disassembly Process
Equipment Needed & Product Overview 2-1
Disassemble Lamp Cover Module 2-2
Disassemble Lamp Module 2-2
Disassemble Top Cover Module 2-3
Disassemble Keypad Board Module
(Not for ES526L/EX536L) 2-4
Disassemble Zoom Ring 2-4
Disassemble Top Shielding 2-5
Disassemble Main Board Module 2-5
Disassemble Main Board Shielding 2-7
Disassemble Front Cover Module and IR Sensor Board 2-8
Disassemble Engine Module 2-8
Disassemble Color Wheel Module 2-9
Disassemble DMD Chip and DMD Board 2-9
Disassemble Rod Module 2-10
Disassemble Focus Ring 2-10
Disassemble Fan Module 2-11
Disassemble LVPS 2-12
Disassemble IO Cover and Security Bar 2-13
Disassemble Interlock Switch 2-14
Disassemble Lamp Driver Module 2-14
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential IV
Disassemble Bottom Shielding 2-15
Disassemble Speaker (Not for ES526L/EX536L) 2-16
Rod Adjustment 2-16
Re-write Lamp Usage Hour 2-17
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
OSD Reset 4-1
Test Condition 4-2
Test Inspection Procedure 4-5
PC MODE 4-5
Video Performance 4-9
Optical Performance Measure 4-11
Others 4-13
Chapter 5 Firmware Upgrade
Section 1: System Firmware Upgrade 5-1
Equipment Needed 5-1
DLP Composer Lite Setup Procedure 5-2
Firmware Upgrade Procedure 5-4
Section 2: 8051 Firmware Upgrade Procedure 5-8
Equipment Needed 5-8
NLINK Setup Procedure 5-9
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential V
USB Driver Upgrade Procedure 5-11
8051 Firmware Upgrade Prodedure 5-13
Chapter 6 EDID Upgrade
EDID Introduction 6-1
Equipment Needed 6-2
Setup Procedure 6-3
EDID Key-In Procedure 6-4
Appendix A
Exploded Image I
Appendix B
SerialNumberSystemDenition I
PCBACodeDenition II
ES526/EX536/EX531/CB2800/ES526L/EX536L 1-1
Chapter 1
Introduction
No
1
2
3
5
6
8
ES526L
10
11
12
13
1-1 Highlight
ES526/EX536/EX531/CB2800/ES526L/EX536L 1-2
No
16
18
1-2 Compatible Mode
Computer Compatibility (Analog)
ES526/EX536/EX531/CB2800/ES526L/EX536L 1-3
85
85
60
85
56
60
60
60
60
60
60
60
85
60
85
60
60
60
35
60
60
60 60
Note: If the Computer Compatibility supportive signal is different from User's Manual, please refer
to User's Manual.
ES526/EX536/EX531/CB2800/ES526L/EX536L 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.
- As the disassembly process of EX536/ES526/EX531/CB2800/ES526L/EX536L is the
same, we take ES526 for example here.
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-2
2-3 Disassemble Lamp
Module
1. Unfasten 2 screws (as red circle) on the
Lamp Module.
2. Take off the Lamp Module.
2-2 Disassemble Lamp
Cover Module
1. Unfasten 2 screws (as red circle) on the
Lamp Cover.
2. Disassemble the Lamp Cover Module.
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-3
2-4 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.
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-4
2-6 Disassemble Zoom Ring
1. Unscrew 3 screws (as red circle) from
the Top Cover Module.
2. Remove the Zoom Ring.
2-5 Disassemble Keypad
Board Module
(Not for ES526L/EX536L)
1. Unscrew 4 screws (as red circle) to
disassemble the Keypad Board Module
from the Top Cover Module.
2. Tear off mylar from the Keypad Board
Module.
3. Separate the Keypads from the Top
Cover Module.
Zoom Ring
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-5
2-7 Disassemble Top
Shielding
1. Unscrew 9 screws (as red circle).
2. Tear off 3M tape (as blue square).
3. Disassemble the Top Shielding.
Top Shielding
2-8 Disassemble Main Board
Module
1. Unscrew 3 screws (as red circle).
2. Tear off the black mylar (as green
square).
3. Unplug 1 connector (as orange square)
to remove the FPC cable.
4. Unplug 1 connector (as blue square) of
Color Wheel.
FPC cable
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-6
5. Unscrew 4 hex screws (as green circle)
from IO Cover.
6. Unplug 5 connectors (as yellow square).
Note: - Make sure cables plug into the correct
ports when assembling the unit.
Please refer to the below table details of
each connector on Main Board.
A
B
C
DE
Item Male Connector
on Main Board The key feature Figure
ALamp Driver Black wire tube (5 pin)
BFan 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)
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-7
7. Unplug 1 connector (as orange square).
8. Remove the Main Board Module.
2-9 Disassemble Main Board
Shielding
1. Unscrew 2 screws (as red circle).
2. Disassemble the Main Board Shielding.
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-8
2-10 Disassemble Front
Cover Module and IR
Sensor Board
1. Unscrew 1 screw (as red circle).
2. Unfasten 2 tenons (as yellow square).
3. Remove the Front Cover Module.
4. Unfasten 2 tenons (as green square) to
disassemble the IR Sensor Board
Note: - Take care of the tenons when you
disassemble the unit.
2-11 Disassemble Engine
Module
1. Unscrew 4 screws (as yellow circle) to
disassemble the Engine Module.
IR Sensor Board
IR Cover
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-9
2-12 Disassemble Color
Wheel Module
1. Unscrew 2 screws (as red circle) to
disassemble the Color Wheel Module.
2. Unscrew 1 screw (as blue circle) to
disassemble the Photo Sensor Board
from the Color Wheel Module.
Note: - Avoid touching the glass parts of color
wheel.
2-13 Disassemble DMD Chip
and DMD Board
1. Unscrew 2 screws (as red circle) to
disassemble the Heat Sink and DMD
Module.
2. Counterclockwise rotate the screw (as
yellow circle) to disassemble the DMD
Board and DMD Chip.
Note: - Avoid touching the DMD Chip when you
disassemble it.
- Found that the DMD Chip has scrapes
or dirt use of a magnifying glass, you
may use an electrostatic ion gun to
clean it.
- Pay attention to the xed position when
assembling the DMD Chip.
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-10
2-14 Disassemble Rod
Module
1. Unscrew 2 screws (as green circle) to
take off the Rod Spring.
2. Unscrew 1 screw (as yellow circle) to
take off the Rod Cover.
3. Remove the Rod.
Note: - Avoid touching the Rod when you
disassemble or assemble it.
- Please notice the Rod Module’s direction
when you assemble it (as picture A shown).
- Ensure left edge of Rod Module contact
with the Engine base’s blocks.
- Rod Spring must hook in the position as
picture B shown.
2-15 Disassemble Focus
Ring
1. Unscrew 3 screws (as red circle) to
disassemble the Focus Ring.
Focus Ring
AB
Rod cover
Rod spring
Rod
ES526/EX536/EX531/CB2800/ES526L/EX536L Condential 2-11
2-16 Disassemble Fan
Module
1. Unscrew 3 screws (as red circle) to
disassemble the Fan Module.
2. Unscrew 4 screws (as blue circle) to
separate Fan and Fan Shielding.
3. Unscrew 1 screw (as yellow circle) to
disassemble the Fan Duct.
Fan and Fan Shielding Fan Duct
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