Optoma Optoma EP721 User manual
SERVICE MANUAL
SI : TSE: Check: Approved:
Date Revise Version Description
2007.08.27 V1.0 Initial Issue
2007.09.14 V2.0 Add EP723&EP728
2007.11.16 V3.0 Add Appendix ; Modify chapter1 & chapter5
2007.12.20 V4.0 Add EP723/728 Exploded Drawing & RSPL
2008.06.04 V5.0 Add EW628/EW1610
2009.02.06 V6.0
Add EP721/727/723/728 / EW1610 extended models
(Add in “Forgetting Password” in chapter 3. Modify
“Serial Number System Denition” in Appendix B.)
EP721/727/723/728 Family / EW1610 Family
Copyright February, 2009. All Rights Reserved P/N: 36.88N03G001
EP721 Family EP721, DS309, PRO100S, EP721i, DS309i, EO620, TS721, OP1122
DX609V, N EP706, S22E
EP727 Family EP727, EP727i, DX609, PR0200X, DX609i, OP1230, DX609V
EP723 Family TS723, OP1126
EP728 Family EP728, TX728, OP1260, EP728I
EW1610 Family EW1610, EW628
EP721/727/723/728 Family / EW1610 Family Condential I
EP721 / EP727 / EP728 / EP723 / EW1610 Comparison List
PARTS EP721 EP727 EP728 EP723 EW1610
DMD 48.87K01G001 48.87M01G001 48.87K01G001 48.8BR01G001
TOP
COVER 51.88N06G001 51.88N06G021 51.88N06G0C1
DMD
THERMAL
PAD
52.87J01G001 52.83N15G001
COLOR
WHEEL
MODULE
70.88N19GR01 70.89M17GR01 70.8AH14GR01
ENGINE
MODULE 70.88N20GR01 70.89M18GR01 70.8BR08GR01
ROD
MODULE 70.88N21GR01 70.8AH13GR01
LAMP
DRIVER 75.88N01G002 70.89M19GR01 70.8BR11GR01
BOTTOM
COVER
MODULE
75.88N07G001 75.89M07G001
DMD
BOARD 80.88N02G001 80.89F02G001
MAIN
BOARD
MODULE
80.88N01G002 80.88S01G002 80.89N01G002 80.89M01G002 70.8BR09GR01
LAMP
MODULE SP.88N01GC01 SP.89M01GC01
EDID 39.88N03G001 39.88S03G001 39.89N03G001 39.89M04G001 39.8BR03G001
EP721/727/723/728 Family / EW1610 Family Condential II
EP721 Family Comparison List
PARTS
EP721 / DS309 / PRO100S
/ EP721i / DS309i / EO620
/ TS721 / OP1122
DX609V N EP706 S22E
TOP
COVER 51.88N06G001 51.88N06G041 51.88N06G071
PCBA
MAIN
BOARD
80.88N01G003 80.8CM01G001 70.88N25GR01 70.89U12GR01
EDID 39.88N03G001 39.8CM02G001 39.88N05G001 39.88N07G001
POWER
CORD 42.50115G001 42.50112G001
DMD 48.87K01G001 48.89B01G001 48.87K01G001
EP728 Family Comparison List
PARTS EP728 / TX728 / OP1260 EP728I
COLOR WHEEL MODULE 70.89M17GR01 70.89N16GR01
MAIN BOARD MODULE 80.89N01G003 80.89N01G012
LAMP DRIVER 70.89M19GR01 70.89N17GR01
EW1610 Family Comparison List
Parts EW1610 EW628
MAIN BOARD MODULE 70.8BR09GR01 70.8BR10GR01
Note: The EP723 Family have no difference.
PARTS EP727 / EP727i / DX609 / PR0200X /
DX609i / OP1230 DX609V
INTERRUPT SWITCH 75.88N02G001 75.88T05G001
DMD 48.87M01G001 48.89B01G001
MAIN BD 80.88S01G003 80.8CM01G001
EDID 39.88S03G001 39.8CM02G001
EP727 Family Comparison List
EP721/727/723/728 Family / EW1610 Family Condential III
Preface
This manual is applied to EP721/727/723/728 Family / EW1610 Family 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.
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.
EP721/727/723/728 Family / EW1610 Family Service Manual
Copyright February. 2009
All Rights Reserved
Manual Version 6.0
EP721/727/723/728 Family / EW1610 Family Condential IV
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 2-2
Disassemble Lamp Module 2-2
Disassemble Top Cover Module 2-3
Disassemble Keypad Board and Keypad 2-4
Disassemble IR Sensor 2-4
Disassemble I/O Cover 2-5
Disassemble Top Shielding 2-5
Disassemble Main Board Module 2-6
Disassemble Main Board Shielding 2-6
Disassemble Lamp House Shielding 2-7
Disassemble Color Wheel and Photo Sensor Board 2-7
Disassemble Engine Module 2-8
Disassemble DMD Board and DMD Chip 2-8
Disassemble Zoom Ring 2-9
Disassemble Focus Ring 2-9
Disassemble Rod Module 2-10
Disassemble Lamp Driver Module and Fan 2-10
Disassemble LVPS Mudule 2-11
Disassemble Speaker Module 2-11
Disassemble Blower Module & LVPS Sheet Metal Module 2-12
Disassemble Limit Switch 2-12
EP721/727/723/728 Family / EW1610 Family Condential V
Disassemble Elevator 2-13
Disassemble Adjust Foot 2-13
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 4-3
PC Mode 4-3
Video Performance 4-7
Optical Performance Measure 4-8
Other 4-10
Chapter 5 Firmware Upgrade
Equipment Needed 5-1
DLP Composer Lite Setup Procedure 5-2
USB Driver Upgrade Procedure 5-4
Firmware Upgrade Procedure 5-5
Chapter 6 EDID Upgrade
EDID Introduction 6-1
Equipment Needed 6-2
Setup Procedure 6-3
EDID Key-In Procedure 6-3
EP721/727/723/728 Family / EW1610 Family Condential VI
Appendix A
Exploded Image I
Appendix B
Serial Number System Denition XXX
PCBA Code Denition XXXV
EP721/727/723/728 Family / EW1610 Family Condential 1-1
Chapter 1
Introduction
1-1 Highlight
No Item Description
1Technology
● Single 0.55” SVGA Type-X DMD chip (EP721/723 Family)
● Single 0.55” XGA Type-X DMD chip (EP727/728 Family)
● Single 0.65” WXGA-800 Type-A DMD chip (EW1610 Family)
2 Dimension (W x D x H) ● 259 x 188 x 73 mm (foot height not included)
3Weight ● <4.5lbs. for mechanical feature requirement
4Tilt Angle
● 6 degrees with elevator mechanism
● Minimum: one push button and one adjust knobs for height
adjustment - -2mm to +8mm
5 Power Supply ● 100V ~ 240V +/- 10% 50/60Hz
6Power consumption
● 260W (Maximum) Standby Mode - < 10 Watt 110V AC
(EP721/723/727/728 Family)
● 280 W (Maximum) Standby: 10 W Max (EW1610 Family)
7Resolution
● 800x600 (EP721/723 Family)
● 1024x768 (EP727/728 Family)
● 1280x800 (EW1610 Family)
8 Brightness
● Typical: 1750 lumens (EP721/727 Family)
● Typical: 2150 lumens (EP723/728/EW1610 Family)
● Minimum: 1500 lumens (EP721/727 Family)
● Minimum: 1935 lumens (EP723/728 Family)
● Minimum: 1750 lumens (EW1610 Family)
9 Contrast
● Typical: 1800:1 (EP721/723/727/728 Family)
● Typical: 600:1 (EW1610 Family)
●Minimum: 1100:1 full on/full off (EP721/727 Family)
●Minimum: 1400:1 full on/full off (EP723/728 Family)
●Minimum: 450:1 full on/full off (EW1610 Family)
10 Uniformity ● Typical : 80%
●Minimum: 65%
11 Throw ratio ●1.95~2.15: 1 distance/width (EP721/723/727/728 Family)
●1.55~1.7:1 distance/width (EW1610 Family)
12 Projection lens ● YM31, 1.10X Manual zoom/focus
1-2
EP721/727/723/728 Family / EW1610 Family Condential
No Item Description
13 Lamp life
● 3000/2000 (ECO/STD) (EP721/727 Family)
● 4000/3000 (ECO/STD) (EP723/728 Family / EW1610
Family)
14 Offset ● 115% (EP721/723/727/728 Family)
● 112% +/-5% (EW1610 Family)
15 Video compatibility
● NTSC: M (3.58MHz), 4.43 MHz, 480i/p @60Hz
● PAL: B, D, G, H, I, M, N, 576i/p @50Hz
● SECAM: B, D, G, K, K1, L
● HDTV: 480p, 576p, 720p, 1080i (50/60 Hz)
16 Aspect ratio
● 4:3 with support for 5:4 and 16:9: 1.78:1
(anamorphic DVD & HDTV) (EP721/723/727/728 Family)
● 4:3 16:9-I 16:9-II Window (EW1610)
17 Color wheel
● 5 Segments R80Y30G84W90B76, 2x (EP721/727 Family
/EW1610 Family)
● 6 Segments R90Y28G90C28W42B82, 2x (EP723/728
Family)
18 Lamp ● 180W Phoenix Lamp (EP721/727 Family)
● 200W Osram Lamp (EP723/728 Family / EW1610 Family)
19 Temperature
● Operating: 5 - 40°C (ECO mode)
5 - 35°C (Full power mode)
● Storage: -20~ 60°C
20 Form Factor ● New X15 type – A39 design language
21 IR receivers ● Two IR receivers (Front & Top)
22 Keystone correction ● +/- 40 vertical keystone
23 Digital zoom ● 100 to 200% with pan-ability
1-2 Compatible Mode
Analog
Compatibility Resolution V-Sync [Hz]
VGA
640x480 60
640x480 72
640x480 75
640x480 85
720x400 70
720x400 85
Condential
1-3
EP721/727/723/728 Family / EW1610 Family
Compatibility Resolution V-Sync [Hz]
SVGA
800x600 56
800x600 60
800x600 72
800x600 75
800x600 85
832x624 72
XGA
1024x768 60
1024x768 70
1024x768 75
1024x768 85
1152x864 60
1152x864 70
1152x864 75
1152x864 85
WXGA
1280x720 50
1280x720 60
1280x768 60
1280x800 60
SXGA
1280x1024 60
1280x1024 75
1280x1024 85
SXGA+ 1400x1050 60
UXGA 1600x1200 60
MAC LC 13 640x480 66.66
MAC II 13 640x480 66.68
MAC 19 1024x768 75
MAC 1152x870 75.06
MAC G4 640x480 60
i MAC DV
1024x768 75
1152 x 870 75
1280 x 960 75
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