Optoma EP720 Family Service Manual

Optoma EP720 Family Service Manual

Ep720 family/ep726 family projection system
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SERVICE MANUAL

Date
Revise Version
2007.11.2
2007.11.28
2008.12.19
EP720 Family
EP726 Family
Copyright December, 2008. All Rights Reserved P/N: 36.89U03G001
SI :
EP720 Family/EP726 Family
V1.0
V2.0
Add in extended models.
Modify "Brightness" spec in chapter 1.
V3.0
Add in "Forgetting Password" in chapter 3.
Add in "Defect specification table" in chapter 4.
Modify "Serial Number System Definition" in Appendix A.
EP720, EP720i, DS306, DS306i, CB2000, DX720, S22 E, S25, GT-3000,
EP726, EP726i, DX606, DX606i, DX606V, EP726S, EP726V
TSE:
Description
Initial Issue
Add Appendix A
OPS1900, PV2223+
Check:
Approved:

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Summary of Contents for Optoma EP720 Family

  • Page 1: Service Manual

    SERVICE MANUAL EP720 Family/EP726 Family Date Revise Version Description 2007.11.2 V1.0 Initial Issue 2007.11.28 V2.0 Add Appendix A Add in extended models. Modify “Brightness” spec in chapter 1. 2008.12.19 V3.0 Add in “Forgetting Password” in chapter 3. Add in “Defect specification table" in chapter 4.
  • Page 2 48.87K01G001 800x600 PIXEL 48.87M01G001 1024x768 PIXEL 0.55” SVGA LVDS 0.55” XGA LVDS EP726 Family Comparison List Model EP726/DX606i/ DX606v EP726v EP726S DX606/EP726i Part 48.87M01G001 48.89B01G001 PCBA MAIN 80.89V01G002 80.8CN01G003 80.8CN01G002 80.8CN01G001 BOARD POWER CORD 42.50112G001 42.81004G001 EP720 Family/EP726 Family Confidential...
  • Page 3 EP720 Family Comparison List Model EP720/DS306/ DX720/ PV2223+ S22E CB2000 GT-3000 OPS1900/ EP720i/DS306i Part SPEAKER 49.88N03G101 49.88N03G101 IO COVER 35.89U01G001 35.89U01G011 35.89U01G021 LABEL SCREW 51.88N11G001 51.88N11G001 PAN MECH MAIN BOARD 80.89U01G002 80.89U01G012 80.89U01G014 80.89U11G002 80.89U01G013 MODULE POWER 51.89U02G001 51.89U02G011 51.89U02G011 51.89U02G001...
  • Page 4 Preface This manual is applied to EP720 Family/EP726 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.
  • Page 5: Table Of Contents

    Disassemble DMD Board and DMD Chip Disassemble Zoom Ring Disassemble Focus Ring 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 EP720 Family/EP726 Family Confidential...
  • Page 6 Service Mode OSD Reset Test Condition Test Inspection Procedure PC Mode Video Performance Optical Performance Measure Others 4-11 Chapter 5 Firmware Upgrade Equipment Needed DLP Composer Lite Setup Procedure USB Driver Upgrade Procedure Firmware Upgrade Procedure EP720 Family/EP726 Family Confidential...
  • Page 7 Chapter 6 EDID Upgrade EDID Introduction Equipment Needed Setup Procedure EDID Key-In Procedure Appendix A Recommended Spare Parts Appendix B Serial Number System Definition PCBA Code Definition XXXII EP720 Family/EP726 Family Confidential...
  • Page 8: Chapter 1 Introduction

    - Lamp fail: Error LED (Red) / solid on - Fan fail: Error LED (Red) / (2 sec on & 2 sec off) - Over temp. : Error LED (Red) / (1 sec on & 1 sec off) EP720 Family/EP726 Family Confidential...
  • Page 9: Compatible Mode

    1x USB port (for service upgrade and remote mouse func tion) tion) - 1x Audio In Phone �ack (Mini �ack 3.5mm) 1x Audio In Phone �ack (Mini �ack 3.5mm) 1-2 Compatible Mode Analog Compatibility Resolution V-Sync [Hz] 640x480 640x480 640x480 640x480 720x400 720x400 EP720 Family/EP726 Family Confidential...
  • Page 10 WXGA 1280x768 1280x800 1280x1024 SXGA 1280x1024 1280x1024 SXGA� 1400x1050 UXGA 1600x1200 MAC LC 13 640x480 66.66 MAC II 13 640x480 66.68 MAC 19 1024x768 x768 1152x870 75.06 MAC G4 640x480 1024x768 i MAC DV 1152x870 1280x960 EP720 Family/EP726 Family Confidential...
  • Page 11: Disassembly Process

    * Note: - If you need to replace the main board, you have to get into service mode and record the lamp usage hour. -The disassembly process for EP720 Family/EP726 Family is the same. Here, we take EP726 as an example.
  • Page 12: Disassemble Lamp Cover

    2-2 Disassemble Lamp Cover 1. Unscrew 2 screws to disassemble the lamp cover. 2-3 Disassemble Lamp Module 1. Unscrew 2 screws then pull out the lamp module. EP720 Family/EP726 Family Confidential...
  • Page 13: Disassemble Top Cover Module

    - Hold the CNNT plug when pulling the FPC cable is strongly recommended. Pulling the cable directly from the projector will cause the cable damages. - Make sure cables are plug in the correct ports when assembling the projector. EP720 Family/EP726 Family Confidential...
  • Page 14: Disassemble Keypad Board And Keypad

    IR Sensor.The other disassemble way is the same as above. 2. Separate Focus Ring Cover from Top Cover. Note: - When you disassemble the IR Sensor, you should use two fingers to parallel pull out the hook. EP720 Family/EP726 Family Confidential...
  • Page 15: Disassemble I/O Cover

    1. Unscrew 2 hex screws (on the Rear Cover). 2. Unscrew 2 screws (on the Top Shielding). 2-8 Disassemble Sheet Metal and Top Shielding 1. Unscrew 1 screw to disassemble Sheet Metal. 2. Unscrew 1 screw to disassemble Top Shielding. EP720 Family/EP726 Family Confidential...
  • Page 16: Disassemble Main Board Module

    (as green square). - Make sure cables plug into the correct ports when assembling the projector. 2-10 Disassemble Main Board Shielding 1. Unscrew 5 screws to disassemble Main Board Shielding. EP720 Family/EP726 Family Confidential...
  • Page 17: Disassemble Lamp House Shielding

    2-12 Disassemble Color Wheel and Photo Sensor Board 1. Unscrew 2 screws (as red circle) to disassemble Color Wheel Module. 2. Unscrew 1 screw from Color Wheel Module (as blue circle) and take out the Photo Sensor Board. EP720 Family/EP726 Family Confidential...
  • Page 18: Disassemble Engine Module

    1. Unscrew 2 screws to disassemble DMD Module and Heat Sink. 2. Unlock the lockhole by Screw Bit (-) to disassemble the DMD Chip from the DMD Board. Note: - Avoid damage by touching the DMD Chip. EP720 Family/EP726 Family Confidential...
  • Page 19: Disassemble Zoom Ring

    2-15 Disassemble Zoom Ring 1. Unscrew 2 screws to disassemble Zoom Ring. 2-16 Disassemble Focus Ring 1. Unscrew 3 screws to disassemble Focus Ring. EP720 Family/EP726 Family Confidential...
  • Page 20: Disassemble Rod Module

    1. Unscrew 4 screws(as red circle) and 1 connector(as blue circle) to take out the Lamp Driver from Bottom Cover. 2. Separate the Lamp Driver and Lamp Driver Bracket. 3. Disassemble the Fan from system. EP720 Family/EP726 Family Confidential 2-0...
  • Page 21: Disassemble Lvps Mudule

    Thermal Switch 2-20 Disassemble Speaker 1. Separate the Speaker from the Bottom Cover. - When you disassemble the speaker, you should use two fingers to pull the bracket as the red direction,then take out the speaker. EP720 Family/EP726 Family Confidential 2-...
  • Page 22: Disassemble Limit Switch

    1 . U n s c r e w 1 s c r e w t o d i s a s s e m b l e Blower module and Duct Module. 2. Separate the Duct Module. 3. Take out the LVPS Sheetmetal Module. 2-22 Disassemble Limit Switch 1. Unscrew 1 screw from the Bottom Base. EP720 Family/EP726 Family Confidential 2-2...
  • Page 23: Disassemble Elevator

    2. Use tweezers to take out the Short Spring. 3. Turn off the Bottom Cover to unscrew 1 screw. 4. Separate the rest Elevator Module. 2-24 Disassemble Adjust Foot 1. Unscrew 1 hex nut. 2. Turn off the Bottom Cover,unscrew Adjust Foot. EP720 Family/EP726 Family Confidential 2-...
  • Page 24: Rod Adjustment

    - It should not have any abnormal color at the rim of the image by estimating through the eyes. Note: - Avoid over adjusting the rod. - After the opration, please use the glue to fix the screws. EP720 Family/EP726 Family Confidential 2-...
  • Page 25: Re-Write Lamp Usage Hours

    2. Use “Source” or “Re-SYNG” key to re-write the lamp hour back to previous lamp usage hours. 3. Choose exit Note: Source key = decrease lamp hour Re-SYNG key=increase lamp hour EP720 Family/EP726 Family Confidential 2-15...
  • Page 26: Led Lighting Message

    Chapter 3 Trobleshooting 3-1 LED Lighting Message Power LED Warning LED Message (Green) (Red) Standby State Flashing (input power cord) (1.0s on,1.0s off) Power on Flashing (Warming) (0.5s on,0.5s off) Flashing Lamp strike retry (0.5s on,0.5s off) Error Flashing (Over Temp) (1.0s on,1.0s off) Error Flashing...
  • Page 27: Main Procedure

    3-2 Main Procedure Procedure Symptom - Ensure the Power Cord and AC Power Outlet are securely connected - Check Lamp Cover and Interrupt Switch - Ensure all connectors are securely connected and aren’t No Power broken - Check Lamp Driver - Check LVPS - Check Main Board - Check LED Status...
  • Page 28 Procedure Symptom - Ensure the Signal Cable and Source work (If you connect multiple sources at the same time, use the “Source” button on the control panel to swtich) - Ensure all connectors are securely connected and aren’t bro- No Image - Check Main Board - Check DMD Board - Check Color Wheel...
  • Page 29 Procedure Symptom - Do “Reset(All data)” of the OSD Menu - Adjust Color Wheel Index Color Abnormal - Check Main Board - Check DMD Board - Check Color Wheel - Ensure the projection screen without dirt - Ensure the projection lens is clean Poor Uniformity/ - Ensure the Brightness is within spec Shadow...
  • Page 30 Administrator. It can be accepted by projector anytime no matter what the projector’s password is. - The Universal Password of EP720 is 2468. (As the Universal Password of EP720 Family&EP726 Family is the same, here we take EP720 for example.) Forgetting Password Turn on the projector, the message “Enter Security Code”...
  • Page 31 Procedure Symptom - Select “Setup”, then select “Change Password”, and press” Enter” button. - The message “Enter New Security Code” appears. Input a 4-digit code (letters and/or numbers) that you define. Forgetting Password - To confirm, enter the password again. The “Security Code change successfully”...
  • Page 32: Chapter 4 Function Test & Alignment Procedure

    1. After final QC step, we have to erase all saved change again and restore the OSD default setting. The following actions will allow you to erase all end-users' settings and restore the default setting: (1) Please get into OSD menu. (2) To execute "Reset" function. EP720 Family/EP726 Family Confidential...
  • Page 33: Test Condition

    Set burn in cycle Press right key to adjust the cycle After setting up the time, choose Burn-In mode and hit enter Screen Defects (While replacing DMD Chip, DMD BD and MB) < Figure: Zone A &B Definition > EP720 Family/EP726 Family Confidential...
  • Page 34: Test Inspection Procedure

    Lamp Module Update Module Version Update Color Wheel Index Reset lamp hour OSD Reset EDID Re-write Lamp Hour Usage Rod Adjustment Note: If color appears abnormal after M/B is changed, please do color wheel index adjustment. EP720 Family/EP726 Family Confidential...
  • Page 35: Pc Mode

    Make sure the PC mode functionas well, including that frequency and auto detected function are workable. 2. Light Leak Procedure - Test equipment: video generator. - Test signal: analog 800 x 600@60Hz(EP720 800 x 600@60Hz(EP720 EP720 Family/EP726 Family Confidential...
  • Page 36 - Test signal: analog 800 x 600@60Hz(EP720 Family) 1024x768@60Hz(EP726 Family) - Test Pattern: gray 30 Inspection item - Bright blemish check.(dirty) Gray 30 Criteria - The number of bright blemish is less or equal to 4 under gray 30 pattern. EP720 Family/EP726 Family Confidential...
  • Page 37 - Test signal: analog 800 x 600@60Hz(EP720 analog 800 x 600@60Hz(EP720 Family) 1024x768@60Hz(EP726 Family) - Test Pattern: full screen or MEME Sony Full screen I nspection item - Focus check Criteria - From screen 1.5 M via visual to check the focus, EP720 Family/EP726 Family Confidential...
  • Page 38 8 color levels.) - Gray level should not have abnormal color or SMPTE RP-133 heavy lines. - Make sure the PC mode functionas well, including that frequency and auto detected function are workable. EP720 Family/EP726 Family Confidential...
  • Page 39: Video Performance

    - 1.8M ~2.5M Criteria - Check any abnoraml color, line distortion or any noise on the screen. - Check the sound from speakers. 4. Audio Test Procedure - Test equipment: DVD player - Test signal: CVBS EP720 Family/EP726 Family Confidential...
  • Page 40: Optical Performance Measure

    1024x768@60Hz(EP726 Family) 2. Brightness Procedure - Full white pattern - Use CL100 to measure brightness values of P1~P9. - Follow the brightness formula to calculate brightness values. ☼ Brightness Formula Avg. (P1~P9)*1.1m Criteria - 880 lumen EP720 Family/EP726 Family Confidential...
  • Page 41 - Use CL100 to measure brightness values of P1~P9 (see image: full white). - Follow the Uniformity formula to calculate average values. ☼ Uniformity Formula ANSI Uniformity = Avg. (P1, P3, P7, P9) X100% Criteria - 65 % EP720 Family/EP726 Family Confidential 4-0...
  • Page 42: Others

    - The purpose of the DDC test is to verify the DDC1/DDC2B opera- tion of the projector and to verify Plug & Play function. Acoustic - High pitch sound from cooling fan and color wheel is unacceptable. EP720 Family/EP726 Family Confidential 4-...
  • Page 43 All plastic parts can not be brocken and dam- Plastic parts aged. Safety or warning All safety and warning label should be visible, label including all contents. All interface connector should be complete and Connector workable. EP720 Family/EP726 Family Confidential 4-...
  • Page 44: Firmware Upgrade

    - Firmware - Library file (library file has to put in PC and set right path in 5-4 step 4) Note: The FW upgrade procedure for EP720 Family&EP726 Family are the same. Here, we take EP726 as an example. Hardware : - Projector - Power cord:42.50115G001...
  • Page 45: Dlp Composer Lite Setup Procedure

    Program. 2. Click “Next” button 3. Read “License Agreement.” - Choose “I accept and agree to be bound by all the terms and conditions of this License Agreement.” - Click "Next" button. 4. Click “Next” button. EP720 Family/EP726 Family Confidential...
  • Page 46 5. Click “Next” button. 6. Click “Next” button. 7. The program is executing"Initializing"status 8. Click “Finish.” EP720 Family/EP726 Family Confidential...
  • Page 47: Usb Driver Upgrade Procedure

    - Select the item as red circle show. - Click "Next" button. 2. Installation - Cilck “Finish“ and then the USB driver has been set up successfully. Note: If you have installed the USB driver, there is no need to perform this action. EP720 Family/EP726 Family Confidential...
  • Page 48: Firmware Upgrade Procedure

    Note: The system fan and the light will not be operated. TM” 2. Execute the “DLP Compose file. 3. Click “edit” and “perferences.” 4. Click “Library.” - Click the "browse" button and navigate to the directory where you put the DLP Composer installation files in. EP720 Family/EP726 Family Confidential...
  • Page 49 Driver. Finally,Repeat procedure 7. Click “Reset Bus” to erase the flash memory. 8. If the firmware is ready, click “start download” to process the firmware upgrade. - Click “Yes” to erase the flash memory. EP720 Family/EP726 Family Confidential...
  • Page 50 - Unplug USB cable and power cord and replug in power cable. 11. Restart the unit and get into the Service mode to check the firmware version. (To get into Service Mode, please refer to Chapter 4 Function Test and Alignment Procedure.) EP720 Family/EP726 Family Confidential...
  • Page 51: Edid Upgrade

    The information is stored in the display and is used to communicate with the system through a Display Data Channel (DDC), which sites between the display device and the PC graphics adapter. The system uses this information for configuration purposes, so the monitor and system can work together. EP720 Family/EP726 Family Confidential...
  • Page 52 - RS-232 Cable (pin to pin, F-M):42.83618G001 - Monitor - PC - VGA cable:42.87305G001 - Power adapter for fixture :47.57702G001 Note: The EDID upgrade procedure for EP720 Family/EP726 Family are the same. Here, we take EP726 as an example. EP720 Family/EP726 Family Confidential...
  • Page 53: Setup Procedure

    - In the port selection bar, please choose the port that you use. Example: if you use "COM1," choose COM1 in the port selection. - Click "Model." - Choose the EDID that responses to the model that you choose. EP720 Family/EP726 Family Confidential...
  • Page 54 5. When the EDID program is completed, a message "OK" will appear on the screen. 6. Read EDID “Analog” information - In the Read item,select “Analog”and “Trans”,then click the “Read” button. 7. EDID Informations will appear EP720 Family/EP726 Family Confidential...
  • Page 55 Appendix A Assy Top case Module EP720/EP726 EP720 Family/EP726 Family Confidential...
  • Page 56 TA P E 3 M J 1 3 5 0 F O R I R S E N S O R B D 51.88N40G001 34*45mm EP721 52.88N23G001 SPONGE FOR ENTER KEY EP721 51.88N42G001 3M TAPE J1350 FOR KEYPAD BD EP721 EP720 Family/EP726 Family Confidential...
  • Page 57 Assy Optical Engine EP720 Family/EP726 Family Confidential...
  • Page 58 S T E P S C R E W F O R T Y P E X D M D 85.4A826G118 M2.6*11.8mm,X15 41.85W07G001 EMI GASKET W5*H4*L30 41.82K19G001 EMI TAPE W25*L50mm 41.82G10G001 EMI GASKET W10*L45*H13mm EP719 61.88N39G001 STOP MASK MG X15 EP720 Family/EP726 Family Confidential...
  • Page 59 ENGINE BOTTOM COVER PC945,X15 52.88N05G001 RELAY RUBBER,X15 52.85808G001 PORON-LENS BLACK XB31 23.88N02G001 YO MIRROR1 FOR X15 61.88N01G001 ENGINE BASE MG,X15 TAPE 3M J1350 FOR MIRROR 35*55mm 51.88N29G001 EP721 51.88N41G001 MYLAR FOR MIRROR DEAMETER 3.5mm 51.88N43G001 MYLAR FOR RELAY BOTTOM EP720 Family/EP726 Family Confidential...
  • Page 60 Assy Bottom Case Module EP720/EP726 EP720 Family/EP726 Family Confidential...
  • Page 61 SCREW PAN MECH M4*5 COLOR W/TOOTH 85.1C224G051 WASHER Cr3+ NEW SCREW M=2.6 D=2.48-2.58 L=6.0 85.3A126G060 2.0MM 49.88N02G002 SUNON 45X20 BLOWER WITH RUBBER ASSY LVPS MATRITEK 200W EP752(CHINA’ 75.87J01G101 S PROCESS) SHEET METAL TOP CASE ISOLATION SECC 61.88N20G002 NEW EP721 EP720 Family/EP726 Family Confidential...
  • Page 62 Pre-assy Engine Base EP720/EP726 EP720 Family/EP726 Family Confidential VIII...
  • Page 63 F P L 3 0 P R O J E C T I O N L E N S 1 . 1 X N E W 23.87M01G002 GREASE,VERSION C 51.88N04G001 FOCUS RING PC MN3600H,EP721 85.YA321G025 SCREW FLAT TAP M1.7*2.5 BLACK WASHER FLAT 7*3.1*0.8t PC PINGOOD WS- 87.FL030G008 85.1A526G060 SCREW PAN MECH M2.6*6 Ni NYLOK 51.88N36G001 TEFLON 3.5*20mm 0.5t EP721 EP720 Family/EP726 Family Confidential...
  • Page 64 Assy Rod Module EP720/EP726 item Description Parts Supply 70.88N21GR01 ASSY ROD MODULE EP721(RMA) 23.88N17G004 OERLIKON STEP ROD FOR X15 23.88N17G002 PRODISC STEP ROD FOR X15 61.88N14G001 ROD HOLDER SUS301,X15 EP720 Family/EP726 Family Confidential...
  • Page 65 COLOR WHEEL DISC RUBBER, EzPro755 61.88N10G001 COLOR WHEEL HOLDER SECC,X15 51.82Y19G001 MYLAR FOR BALLAST PP 0.45t DP715 YO NA32R CW R80Y30G84W90B76 FOR 23.88N19G001 80.89U04G001 PCBA PHOTO SENSOR BOARD FOR EP720 85.1A126G040 SCREW PAN MECH M2.6*4 Ni EP720 Family/EP726 Family Confidential...
  • Page 66 Description Parts Supply DMD Type-X 800x600 PIXEL 0.55” SVGA 48.87K01G001 LVDS “TI” For EP720 DMD Type-X 1024x768 PIXEL 0.55” XGA 48.87M01G001 LVDS For EP726 80.89U01G001 PCBA MAIN BOARD FOR EP720 80.89V01G001 PCBA MAIN BOARD FOR EP726 EP720 Family/EP726 Family Confidential...
  • Page 67 Pre-assy Heatsink Module EP720/EP726 item Description Parts Supply 61.88N03G002 DMD HEAT SINK NEW AL1070 X15 52.88N03G001 HEAT SINK RUBBER,X15 DMD THERMAL PAD 25*17*0.5t FUJIPOLY 52.87J01G001 SARGON GR-Hn EP720 Family/EP726 Family Confidential XIII...
  • Page 68 LAMP HOUSING SHOULDER SCREW SB21 85.1A526G060 SCREW PAN MECH M2.6*6 Ni NYLOK 75.88N03G001 ASSY LAMP SHELL MODULE EP721 UV-IR 24*25*2mm(5*5mm cut)_Add Dot ink 23.88N10G002 mark_YO 35.88N03G002 LAMP WARNING LABEL NEW EP721 LAMP CHANGER HANDLE SUS304 1.6d 61.86808G002 DP725 FOR CPC EP720 Family/EP726 Family Confidential...
  • Page 69 Assy Elevator Module EP720/EP726 item Description Parts Supply 51.88N23G001 ELEVATOR HOUSING PC MN3600H,EP721 ELEVATOR FOOT SPRING SUS304 D=φ3.8 61.82Y23G001 d=φ0.3 L=33.5 PD311 51.88N24G001 ELEVATOR STEP PC MN3600H,EP721 EP720 Family/EP726 Family Confidential...
  • Page 70 Assy Blower Module EP720/EP726 item Description Parts Supply 61.88N22G001 LAMP BLOWER DUCT AL ADC12,EP721 52.88N09G001 SPONGE F12 26.7mmx2.5mmx1.6T 52.88N10G001 SPONGE F12 22.7mmx2.5mmx1.6T EP720 Family/EP726 Family Confidential...
  • Page 71 Description Parts Supply A S S Y L A M P C O V E R M O D U L E 70.88N22GR01 EP721(SERVICE) 61.88N30G001 LAMP COVER FOIL AL EP721 51.88N09G001 LAMP COVER NORYL V1050B,EP721 EP720 Family/EP726 Family Confidential XVII...
  • Page 72 Parts Supply 51.88N27G001 LVPS MYLAR EP721 61.88N16G001 SHEET METAL LVPS SECC,EP721 41.88N01G001 EMI GASKET W4.5 * L8.5 * H5.0mm EP721 41.80W05G001 EMI GASKET 4*2*35mm 41.82G13G001 EMI GASKET W6*L95*H1mm EP719 41.82G02G001 EMI TOP COVER GASKET EP719 EP720 Family/EP726 Family Confidential XVIII...
  • Page 73 Assy Interlock Switch Module EP720/EP726 item Description Parts Supply INTERLOCK SWITCH HOLDER PC LN-2520 51.88N25G001 (BLACK) EP721 75.88N02G001 ASSY INTERLOCK SWITCH MODULE EP721 EP720 Family/EP726 Family Confidential...
  • Page 74 LAMP DRIVER EMI FOIL COPPER EP721 85.1A526G060 SCREW PAN MECH M2.6*6 Ni NYLOK LAMP DRIVER THERMAL PAD 42*39*3.0t 52.88N19G001 SARCON GR-d CABLE W.A. 2P #20 180mm LAMP DRIVER 42.83M06G001 TO LVPS 2400MP 42.80J08G001 CABLE W.A. 5P #28 170mm BALLAST TO M/B EP720 Family/EP726 Family Confidential...
  • Page 75 Assy Oerl Ikon Module EP720/EP726 item Description Parts Supply O E R L I K O N 5 S C W F O R X 1 5 , 23.88N19G002 R80Y30G84W90B76 WITH sRGB2 CATING 51.88N34G001 MYLAR PLATE FOR OERLIKON C/W EP721 EP720 Family/EP726 Family Confidential...
  • Page 76 Assy Lamp Sheet Module EP720/EP726 item Description Parts Supply 61.88N04G002 LAMP SHELL-NEW AL5052 X15 52.88N08G002 LAMP SHELL RUBBER NEW X15 88N EP720 Family/EP726 Family Confidential XXII...
  • Page 77 S H E E T M E TA L , C W L A M P I S O L AT I O N 61.88N19G001 SECC,EP721 61.88N36G001 88N FRONT AIRFLOW GUIDE EP721 61.88N26G001 88N CW LAMP COVER RIGHT,AL,EP721 61.88N27G001 88N CW LAMP COVER LEFT,AL,EP721 EP720 Family/EP726 Family Confidential XXIII...
  • Page 78 DC. EP720/EP726 EP720 Family/EP726 Family Confidential XXIV...
  • Page 79 SCREW PAN MECH M3*6 NYLOK, GREEN M/B ABSORPTION NOISE CVS 15*t10mm 52.80N07G001 L40 HD70 51.88N37G001 MYLAR FOR ENGINE EP721 51.88N38G001 MYLAR FOR DVI EP721 51.88N39G001 MYLAR FOR IO EP721 52.88N22G001 M/B THERMAL PAD GR-b 16.3X8.8X3.5t 51.81541G001 TAPE 3M J350 17*30mm EP720 Family/EP726 Family Confidential...
  • Page 80 A.K. EP720/EP726 EP720 Family/EP726 Family Confidential XXVI...
  • Page 81 Q U I C K T R O U B L E S H O O T I N G G U I D E 36.00020G001 MULTILINGUAL 36.89U01G001 USER’S GUIDE MULTILINGUAL (CD) 36.89U02G001 QUICK START CARD MULTILINGUAL 42.00200G002 CABLE VGA 15P 1.8M BLK EP739 42.00280G001 CABLE USB(A) TO USB(B) 2M BLK 2100MP 51.86213G002 PE BAG ZIPPER #9 W/RECYCLING EP720 Family/EP726 Family Confidential XXVII...
  • Page 82 D.P. EP720/EP726 EP720 Family/EP726 Family Confidential XXVIII...
  • Page 83 Description Parts Supply DC.89V01G001 D.C. EP726 51.52109G003 PE BAG 450*350*0.07 FOR OPTOMA 57.00001G001 PACK SIO2 DRIER 20g 35.52302G091 LABEL CARTON 108*92 BLANK 35.88N02G001 SPEC LABEL EP721 75.88N04G001 ASSY LENS CAP MODULE EP721 35.86821G001 LABEL PREVENT OPEN DIM28MM 51.88N47G001 TOP CASE PROTECTION FILM EP721 55.89U01G001...
  • Page 84 Serial Number System Definition Serial Number Format for EP720 Q 89U 8 23 AAAAA C 0001 Q = Customer Code (ex: Q = Optoma) Product Code (ex: 89U = EP720) Last number of the manufactured year (ex:2008- 8) Week of the manufactured year (ex: 23= the twenty-third week of the...
  • Page 85 Serial Number System Definition Serial Number Format for EP726 Q 89V 8 14 AAAAA C 0001 Q = Customer Code (ex: Q = Optoma) Product Code (ex: 89V = EP726) Last number of the manufactured year (ex:2008- 8) Week of the manufactured year (ex: 14= the fourteenth week of the...
  • Page 86 II. PCBA Code Definition PCBA Code for Projector XXXXXXXXXX EEEE Vendor Code Revision Date Code EP720 Family/EP726 Family Confidential XXXII...

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