Optoma EX765 Service Manual
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Optoma EX765 Service Manual

Projection system
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SERVICE MANUAL

Date
2009.7.4
2010.2.1
Copyright Feb, 2010. All Rights Reserved P/N: 36.8BY05G001
Mina
SI :
EX765/EW766/EX765W/EW766W
Revise Version
V1.0
V2.0
Mina
TSE:
Description
Initial Issue
Modify CH4: Defect specification table
Check:
Approved:

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Summary of Contents for Optoma EX765

  • Page 1: Service Manual

    SERVICE MANUAL EX765/EW766/EX765W/EW766W Date Revise Version Description 2009.7.4 V1.0 Initial Issue 2010.2.1 V2.0 Modify CH4: Defect specification table Copyright Feb, 2010. All Rights Reserved P/N: 36.8BY05G001 Mina Mina SI : TSE: Check: Approved:...
  • Page 2 Comparison List Parts EX765 EX765W EW766 EW766W TOP COVER 70.8BY29GR01 70.8CH11GR01 BACK COVER 75.8BY17G001 75.8BY17G011 75.8BY17G001 75.8BY17G011 LAN MODULE 80.8BY08G001 80.8BY08G001 BOARD WIRELESS 80.8BY07G001 80.8BY07G001 BOARD MAIN BD 80.8BY01G003 80.8BY01G013 80.8CH01G003 80.8CH01G013 48.87M01G001 48.89L01G001 DMD BOARD 80.8BV02G001 80.8CH02G001 ENGINE MODULE 70.8BY24GR01...
  • Page 3 Preface This manual is applied to EX765/EW766/EX765W/EW766W 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 4: Table Of Contents

    Equipment Needed & Product Overview Disassemble Lamp Cover & Lamp Module Disassemble Top Cover Module Disassemble Back Cover Module Disassemble Main Board Module Disassemble LAN Board Module(only for EX765/EW766) 2-10 Disassemble Wireless Module(only for EX765W/EW766W) 2-13 Disassemble Lamp Driver Module 2-15...
  • Page 5 5-13 Section 3: Network Firmware Upgrade Procedure 5-15 Read Projector IP 5-16 Network Setting 5-17 Network FW Upgrade Procedure 5-18 Section 4: Wireless Firmware Upgrade Procedure (Only for EX765W/EW766W) 5-20 Equipment Needed 5-20 Wireless FW Upgrade Procedure 5-21 EX765/EW766/EX765W/EW766W Confidential...
  • Page 6 Chapter 6 EDID Upgrade EDID Introduction Equipment Needed Setup Procedure DDC Key-In Procedure (VGA1, VGA2, DVI Interface) DDC Key-In Procedure (HDMI Interface) Appendix A Exploded Image Appendix B Serial Number Definition XVIII PCBA Code Definition EX765/EW766/EX765W/EW766W Confidential...

  • Page 7: Chapter 1 Introduction

    ● Component (analog): 48�i��p, 5��i��p, ���p(5�����Hz), ��8�i��p(5�����Hz) ● HDMI (digital): 48�i��p, 5��i��p, ���p(5�����Hz), ��8�i��p(5�����Hz) ● 5 Segments (R8�G84B�����W��) 5 Segments (R8�G84B�����W��) � Colo�� ��eel ● �x, ���� R�M �� Lamp ● UH� �8�W��45W �.� E��.� ��ilips Lamp Lamp EX765/EW766/EX765W/EW766W Confidential...
  • Page 8 R�45: x� : x� b. RS���: x� (mini Din) �. USB: x� (�o�� ��emote mo�se and FW �pg��ade) d. ��V�Relay Conne�to�� ● Fo�� EX��5 �� EX��5W: +���4� deg��ee �� Keystone �o����e�tion ● Fo�� EW��� �� EW���W: +����� deg��ee EX765/EW766/EX765W/EW766W Confidential ���...

  • Page 9: Compatibility Modes

    Note: For widescreen resolution (WXGA), the compatibility support is dependent on Notebook/PC models. Video Compatibility NTSC M (�.58MHz), 4.4� MHz, 48�i��p @��Hz �AL B, D, G, H, I, M, N, 5��i��p @5�Hz SECAM B, D, G, K, K�, L SDTV��HDTV 48�i��p, 5��i��p, ���p@5�Hz����Hz, ��8�i��p@5�Hz����Hz EX765/EW766/EX765W/EW766W Confidential ���...

  • Page 10: Disassembly Process

    * 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 get into service mode and record the lamp usage hour. EX765/EW766/EX765W/EW766W Confidential...

  • Page 11: Disassemble Lamp Cover & Lamp Module

    2-2 Disassemble Lamp Cover & Lamp Module 1. Open 2 clips (as red square) and remove lamp cover. 2. Lossen 3 screws (as red circle), remove lamp module by pulling it up. EX765/EW766/EX765W/EW766W Confidential...

  • Page 12: Disassemble Top Cover Module

    (Same procedure for t�e ot�er side) 3. Open t�e top cover slig�tly as it is still connected wit� main board by a FPC cable. Unplug t�e FPC cable (as red square) and remove t�e top cover. EX765/EW766/EX765W/EW766W Confidential...
  • Page 13 4. Tear off 1 gummed tape (as green square) and unplug 1 connector (as blue square) to remove FPC cable. 5. Unscrew 6 screws and unplug 1 connector (as red circle) to remove keypad board and keypad button. EX765/EW766/EX765W/EW766W Confidential...
  • Page 14 Note: Make sure to place the IR cable in the tenons (as red square) when assembling the IR sensor board. 7. Use a tweezer to open 2 clips (as yellow circle) to separate IR sensor board and its cover. 8. Disassembled top cover. EX765/EW766/EX765W/EW766W Confidential...

  • Page 15: Disassemble Back Cover Module

    3. Open t�e clips on t�e t�ree sides of t�e back cover (as red square). 4. Unplug 2 connectors (as yellow square) and remove back cover module. Note: Remember to place the speaker cables through the holes (as green square) when assembling the projector. EX765/EW766/EX765W/EW766W Confidential...

  • Page 16: Disassemble Main Board Module

    5. Unscrew 4 screws (as red circle). 6. Remove 2 speakers and 2 rubbers. 7. Disassembled back cover. 2-5 Disassemble Main Board Module 1. Tear off 2 EMI tapes (as red arrow). EX765/EW766/EX765W/EW766W Confidential...
  • Page 17 Lamp Driver Black wire tube (5 pin) Compose of Red/W�ite/ Black Blower Wire and Blue wire tube (3 pin) Compose of Red/Yellow/Black Wire and Green wire tube (3 pin) Color W�eel FPC Cable Speaker (Rig�t) Compose of Yellow/W�ite EX765/EW766/EX765W/EW766W Confidential...
  • Page 18 3. Unscrew 5 screws (as red circle). 4. Unplug 1 connector (as red square) and remove main board module. EX765/EW766/EX765W/EW766W Confidential...

  • Page 19: Disassemble Lan Board Module(Only For Ex765/Ew766)

    2-6 Disassemble LAN Board Module(only for EX765/ EW766) 1. Unscrew 3 screws (as blue circle) to remove main board top s�ielding. 2. Unscrew 3 screws (as red circle) to remove main board bottom s�ielding. EX765/EW766/EX765W/EW766W Confidential 2-10...
  • Page 20 3. Unscrew 1 screw (as yellow circle) to remove LAN module. 4. Remove 1 �ex nut and �ex-pillar (as red circle). EX765/EW766/EX765W/EW766W Confidential 2-...
  • Page 21 5. Uscrew 2 screws (as red circle) to remove IO board. 6. Remove 2 �ex-pillars (as yellow circle). 7. Disassembled main board module. EX765/EW766/EX765W/EW766W Confidential 2-2...

  • Page 22: Disassemble Wireless Module(Only For Ex765W/Ew766W)

    Module(only for EX765W/ EW766W) 1. Unscrew 3 screws (as blue circle) to remove main board top s�ielding. 2. Unscrew 3 screws (as red circle) and 1 nut �ex (as yellow circle) to remove main board bottom s�ielding. EX765/EW766/EX765W/EW766W Confidential 2-...
  • Page 23 3. Unscrew 2 screws (as green circle) and unplug wireless module. 4. Uscrew 2 screws (as red circle) to remove IO board. Remove 1 �ex nut and �ex-pillar (as blue circle). EX765/EW766/EX765W/EW766W Confidential 2-...

  • Page 24: Disassemble Lamp Driver Module

    5. Remove 2 �ex-pillars (as yellow circle). 6. Disassembled main board module. 2-8 Disassemble Lamp Driver Module 1. Unscrew 2 screws (as red circle). EX765/EW766/EX765W/EW766W Confidential 2-5...
  • Page 25 2. Unplug 2 connectors on lamp driver (as red square). EX765/EW766/EX765W/EW766W Confidential 2-6...
  • Page 26 3. Unscrew 4 screws (as yellow circle). 4. Separate lamp driver and its �older. Unplug 1 connector (as yellow square) to remove 5pin cable. 5. Disassembled lamp driver. Note: Please hold lamp driver in the right way, the same to LVPS. EX765/EW766/EX765W/EW766W Confidential 2-7...

  • Page 27: Disassemble Fan Module

    LVPS module. 2. Unscrew 6 screws (as red circle) to remove fan module. 3. Unscrew 4 screws (as yellow circle) to remove fan from its �older. 4. Unscrew 1 screw (as blue circle). EX765/EW766/EX765W/EW766W Confidential 2-...

  • Page 28: Disassemble Engine Module

    4 clips are fixed well. Rotate the upper gear wheel to its left end, then rotate the under gear wheel to aim the graduation on the engine base straight at that of the engine stand (as red square). Lens shift cover EX765/EW766/EX765W/EW766W Confidential 2-19...
  • Page 29 2. Tear off 2 mylars (as yellow arrow). 3. Unscrew 6 screws (as red circle) to remove engine module. 4. Unscrew 3 screws (as yellow circle) to remove color w�eel �older. EX765/EW766/EX765W/EW766W Confidential 2-20...
  • Page 30 5. Unscrew 3 pillars (as blue circle) to remove color w�eel module. Note: Color wheel is fragile. Take it carefully. 6. Unscrew 1 screw (as red circle). 7. Separate p�oto sensor, cable binding and color w�eel. EX765/EW766/EX765W/EW766W Confidential 2-2...
  • Page 31 9. Unlock t�e lock�ole (as blue circle) by a screw driver. 10. Separate DMD board and DMD c�ip. Note: - The mirror part of a DMD chip should be faced up. - The locked and unlocked position of the lockhole is marked aside. EX765/EW766/EX765W/EW766W Confidential 2-22...
  • Page 32 11. Unscrew 3 screws (as red circle) to remove focus ring. 12. Disassemble zoom ring by pulling it out. Note: When assembling zoom ring, make sure its clip is inset with the screw (as yellow circle). EX765/EW766/EX765W/EW766W Confidential 2-2...
  • Page 33 (A), rod spring (B), rod cover (C). 15. Disassembled engine module. Note: Please notice the Rod Module’s direction when you assemble it. Ensure right edge of Rod Module contact with the Engine base’s blocks (as yellow square). EX765/EW766/EX765W/EW766W Confidential 2-2...

  • Page 34: Disassemble Blower Module

    2-11 Disassemble Blower Module 1. Unscrew 3 screws (as red circle) to remove blower module. 2. Separate blower and blower �older. 2-12 Disassemble LVPS Module 1. Unscrew 3 screws (as red circle) to remove AC inlet �older. EX765/EW766/EX765W/EW766W Confidential 2-25...
  • Page 35 2. Unscrew 4 screws (as yellow circle). 3. Hold LVPS module and unplug 1 connector (as yellow square). 4. Unplug 2 connectors (as red square) and tear off 1 mylar (as yellow arrow). 5. Disassembled LVPS module. EX765/EW766/EX765W/EW766W Confidential 2-26...

  • Page 36: Disassemble Bottom Cover Module

    2-13 Disassemble Bottom Cover Module 1. Tear off 1 mylar (as red arrow). 2. Unscrew 2 screws (as red circle) to remove lamp cable. 3. Unscrew 2 screws (as yellow circle) to remove interrupt switc�. EX765/EW766/EX765W/EW766W Confidential 2-27...
  • Page 37 . Separate interrupt switc� and its cover. 5. Unscrew 3 screws (as blue circle) to remove bottom s�ielding. 6. Disassembly is finis�ed. EX765/EW766/EX765W/EW766W Confidential 2-2...

  • Page 38: Rod Adjustment

    - It s�ould not �ave any abnormal color at t�e frame of t�e image by estimating t�roug� t�e eyes. Note: - Avoid over adjusting the rod. - After the opration, please use the glue to fix the screws. EX765/EW766/EX765W/EW766W Confidential 2-29...

  • Page 39: Re-Write Lamp Usage Hours

    You can use “left” or “rig�t” buttons to re-write t�e lamp �our back to previous lamp usage �our. 3. Press “menu” button to exit t�e Engineering Mode. Note: Left key = decrease lamp hour Right key= increase lamp hour EX765/EW766/EX765W/EW766W Confidential 2-30...

  • Page 40: Led Lighting Message

    Ο Ο ☼ Error (Lamp fail) Ο Ο ☼ Error (Color Wheel shut down) ☼ Ο Note: * Steady light => , No light => * Power LED be ON when OSD appears, be OFF when OSD disappears. EX765/EW766/EX765W/EW766W Confidential...

  • Page 41: Main Procedure

    - Check Main Board - Ensure all connectors are securely connected and aren’t broken - Check Lamp Module - Check Lamp Driver - Check L�PS No Light On - Check Main Board - Check Color Wheel - Check Photo Sensor Board EX765/EW766/EX765W/EW766W Confidential...
  • Page 42 - Ensure the signal cables and source work well - Check Lamp Driver and Waveform - Check Lamp Module Image Flicker - Check Color Wheel - Check Photo Sensor and clean Photo Sensor Photo Sensor - Check DMD Board - Check Main Board EX765/EW766/EX765W/EW766W Confidential...
  • Page 43 Check Main Board Control Panel Fail - Control Panel a. Check FPC b. Check Keypad c. Check Main Board " " - Do Reset (All data) of the OSD Menu Function Abnormal - Check Main Board - Check DMD Board EX765/EW766/EX765W/EW766W Confidential...
  • Page 44 - Ensure you have reset the Wireless Module EW766W) - Check Wireless Module - Check Main Board - Get into Quick Information Mode or Engineering Mode to read Forget Administrator Administrator Password the password (pls. refer to 4-2) EX765/EW766/EX765W/EW766W Confidential...

  • Page 45: Function Test & Alignment Procedure

    - Quantum Data 802B or CHROMA2327 (Color Video Signal & Pattern Generator) 4-2 Service Mode EX765/EW766 series projectors contain 2 kinds of service modes: First service mode, which is also called Quick Information Mode, provides a method for quickly checking certain pieces of key information.

  • Page 46: Test Condition

    Screen Defects (While replacing DMD Chip, DMD Board , Main Board) 12.5 cm Frame Zone C 12.5 cm < Figure: Zone A, Zone B, Zone C & Frame (as green line) Definition, Active area=Zone A + Zone B > EX765/EW766/EX765W/EW766W Confidential...

  • Page 47: Defect Specification Table

    Defect specification table For EX765/EX765W Order Symptom Pattern Criteria Bright pixel ( dots) Any pattern A+B=0 Dark pixel(dots) Any pattern A+B≤4 Unstable pixel (dots) Any pattern A+B=0 Adjacent dark pixel (dots) Any pattern A+B=0 A+B≤4 Bright blemish (Dirty) Gray 10 pattern (diameter <1 inch)

  • Page 48: Test Inspection Procedure

    EDID Re-write Lamp Usage Hour Rod adjustment Save Blower Speed Note: - If Color appears abnormal after changing Main Board Module, please do Color Wheel index adjustment. - After changing parts, check the information above. 4-6 PC MODE EX765/EW766/EX765W/EW766W Confidential...

  • Page 49: Pc Mode

    Note: - When getting into function test, adjust the zoom ring and focus ring to guarantee the image maximum and clearest, then start to test. - Test signal: analog 1024 x 768 @60Hz (for EX765&EX765W); analog 1280 x 800 @60Hz (for EW766&EW766W).
  • Page 50 - Bright pixel check. Criteria - Bright pixel is unacceptable in the active zone; 1 pixel is allowed on the frame. - Adjacent pixels are unacceptable. - Ref. Defect specification table Note: The defect criteria follows TI specification. EX765/EW766/EX765W/EW766W Confidential...
  • Page 51 - Test pattern: Blue 60 Inspection item - Dark blemish check. Criteria - It is acceptable when it has 4 dark blemishes Blue 60 under Blue 60 pattern. - Ref. Defect specification table Note: The defect criteria follows TI specification. EX765/EW766/EX765W/EW766W Confidential...
  • Page 52 - If color appears abnormal, please get into Engineering Mode to do Color Wheel Index adjustment. - The PC mode functionally sure be workable include support format with frequency and auto detected functional will be workable. EX765/EW766/EX765W/EW766W Confidential...

  • Page 53: Video Performance

    - 1.8 M ~2.5 M Criteria - Check any abnormal color, line distortion or any noise on the screen. - Check the sound from speakers the sound from speakers - Check whether "freeze" is normal. whether "freeze" is normal. "freeze" is normal. EX765/EW766/EX765W/EW766W Confidential...
  • Page 54 - Test equipment: DVD Player with HDMI output. - Test signal: 480p, 720p, 1080i, 1080p 480p, 720p, 1080i, 1080p Inspection item - HDMI performance test. Inspection Distance - 1.8M ~2.0M. Criteria - Ensure the image is well performed and the color can not discolor. EX765/EW766/EX765W/EW766W Confidential 4-10...

  • Page 55: Optical Performance Measure

    P5 & full black pattern B5 - Follow Contrast formula to calculate contrast values. ☼ Contrast Formula P5/B5 Note: P5=center of white image Full black pattern B5 = the center of black image. Criteria • 1400:1 • 1400:1 1400:1 EX765/EW766/EX765W/EW766W Confidential 4-...
  • Page 56 Display Data Channel - The purpose of the DDC test is to verify the (DDC) DDC1/DDC2B operation of the projector and to verify Plug & Play function. Acoustic - High pitch sound from cooling fan and color wheel is unacceptable. EX765/EW766/EX765W/EW766W Confidential 4-12...
  • Page 57 It should be locked in the correct place. Plastic Parts All plastic parts can not be broken and damaged. Safety or warning All safety and warning labels should be visible, label including all contents. All interface connectors should be complete and Connector workable. EX765/EW766/EX765W/EW766W Confidential 4-13...

  • Page 58: Network Function Test

    2. Use "Down" button to remove the light mark to "Network", press "Enter" button. 3. Select "DHCP", press "Enter" button. - Select "Off", press "Enter" button. - The IP address will be shown on screen (as blue square). EX765/EW766/EX765W/EW766W Confidential 4-4...
  • Page 59 Subnet mask to 255.255.255.0. Note: - The HOST ID (192.168.0.XXX) of PC IP address must be different from the projector IP address (refer to step 3 of 4-9). 4. Click "OK". 5. Click "Close" to quit the setting screen. EX765/EW766/EX765W/EW766W Confidential 4-5...
  • Page 60 1. Connect the PC and the Projector with LAN Cable. 2. Execute “Internet Explorer”. 3. Visit:http://192.168.0.100/. Key in "User Name & Password", click "Login" to get into Projector Web Server. Note: Default password is "administrator". 4. Projector information will be shown on the screen. EX765/EW766/EX765W/EW766W Confidential 4-6...

  • Page 61: Wireless Function Test (Only For Ex765W & Ew766W)

    (3) The projected image is as right picture. Record “LOGIN CODE” and “IP address”. (4) Connect WLAN connection with PC. (5) Move the mouse to the bottom right corner of the screen and double click the icon marked in right picture. EX765/EW766/EX765W/EW766W Confidential 4-7...
  • Page 62 Note: This procedure is only necessary when you do Wireless & Network Test for the first time. (1) Execute internet explorer and it will enter Optoma Air Projection System automatically. If not, key in the IP address recorded in 4-10-1-(3) to get into the website.
  • Page 63 (2) Click “Download”. (3) When “Security Warning” appears, click “Run”. (4) Click “Run”. (5) Click “Next”. EX765/EW766/EX765W/EW766W Confidential 4-...
  • Page 64 Click "OK". You'll see the projected image is the same as the computer screen, indicating the wireless module is working. (8) Choose “Video” mode and open a video file (*mpeg2/ wmv) to make sure the projected image is well performed and the voice is normal. EX765/EW766/EX765W/EW766W Confidential 4-20...

  • Page 65: Firmware Upgrade

    5-1-1 Equipment Needed Software: (DDP 2230) - DLP Composer Lite 7.1 or 9.2 - Firmware (*.img) - Library file (EX765 EW766 FlashDeviceParameters) (library file has to put in PC and set right path in 5-1-4 step 4) Hardware: - Projector - Power cord: 42.50115G001...

  • Page 66: Dlp Composer Lite Setup Procedure

    Lite V9.2 Setup". Here we take V7.1 for example. 2. Click "Next". 3. Read "License Agreement". - Choose "I accept and agree to be bound by all the terms and conditions of this License Agreement". - Click "Next". 4. Click "Next". EX765/EW766/EX765W/EW766W Confidential...
  • Page 67 5. Click "Next". 6. Click "Next". 7. The program is executing "installing" status. 8. Click "Finish". EX765/EW766/EX765W/EW766W Confidential...

  • Page 68: Usb Driver Upgrade Procedure

    Note: If the "DLP Composer Lite 7.1" file open, please close it. 3. Finish - The successful message will appear on the screen, click "OK". Note: If you have installed the USB driver, there is no need to perform this action. EX765/EW766/EX765W/EW766W Confidential...

  • Page 69: Firmware Upgrade Procedure

    Lite 7.1" file. 3. Click "Edit" and "Perferences". 4. Click "Library". - Click "Browse" and navigate to the directory where you put the DLP Composer installation files in. - Click the folder "EX765 EW766 library". - Click "OK". EX765/EW766/EX765W/EW766W Confidential...
  • Page 70 - Click "Open". 7. - Select "Skip Boot Loader Area", choose "32KB". - Click "Reset Bus" to erase the flash memory. 8. If the FW is ready, click "Start Download" to execute the firmware upgrade. - Click "Yes". EX765/EW766/EX765W/EW766W Confidential...
  • Page 71 - The following steps will enable you to get into service mode: (1) Get into "Engineering Mode" (pls. refer to 4-2). (2) Select " Information & Reset", press "Enter" button. (3) Firmware version appears as blue square. EX765/EW766/EX765W/EW766W Confidential...

  • Page 72: Section 2: 8051 Firmware Upgrade Procedure

    Hardware: - Projector - Power cord: 42.50115G001 - USB cable: 42.00286G101 - NLINK Fixture - PC or Laptop Note: The 8051 FW upgrade procedure for EX765 is the same as EW766/EX765W/EW766W, we take EX765 as an example here. EX765/EW766/EX765W/EW766W Confidential...

  • Page 73: Nlink Setup Procedure

    5-2-2 NLINK Setup Procedure 1. Choose "setup_NLINK_en.exe" Program. 2. Click "Next". 3. Click "Next". 4. Click "Next". EX765/EW766/EX765W/EW766W Confidential...
  • Page 74 - Select the additional task that you may create a desktop icon. 6. Click "Install" to begin installing NLINK Procedure. 7. Click "Finish". - Complete the NLINK setup. 8. "MCU Choose" picture will appear on the screen. - Close the picture. EX765/EW766/EX765W/EW766W Confidential 5-10...

  • Page 75: Install Manley Usb Driver

    - Plug in the power cord, the power LED will light on red. - Connect VGA Port of projector with NLINK Fixture. Note: Please connect VGA1 IN Port of EX765 with NLINK Fixture. - Connect NLINK Fixture with PC by USB cable.
  • Page 76 (9) Click "Finish". - "Manley TPRP1-Protocol Emulator" will appear on the picture. - Complete the USB Driver Upgrade Procedure. Note: If the PC appear "Found New Hardware Wiszard" picture again, repeat step 2 to install USB Drivier once more. EX765/EW766/EX765W/EW766W Confidential 5-12...

  • Page 77: 8051 Firmware Upgrade Procedure

    "Connect"(as green square). - Confirm the settings in blue square are as listed below: Watchdog Clock: MCU P1.5: Input signal Port reset to high state Brownout detect voltage is 2.5 4MHz-20MHz Crystal EX765/EW766/EX765W/EW766W Confidential 5-13...
  • Page 78 - In "Code" item, select "Keep...". - Check whether the "CheckSum" item is "4316". - Click "Erase/Write(W)" to execute 8051 FW upgrade. 6. Finish - When 8051 FW upgrade process is finished, "Write Chip success" will be shown. EX765/EW766/EX765W/EW766W Confidential 5-14...

  • Page 79: Section 3: Network Firmware Upgrade Procedure

    Software : - A20&X20_Lan Module FW_A08.bin (*.bin) Hardware : - Projector - Power Cord - LAN Cable - PC Note: - The Network FW Upgrade Procedure for EX765/EW766/EX765W/EW766W is the same, here we take EX765 as an example. EX765/EW766/EX765W/EW766W Confidential 5-5...

  • Page 80: Read Projector Ip

    2. Use "Down" button to remove the light mark to "Network", press "Enter" button. 3. Select "DHCP", press "Enter" button. - Select "Off", press "Enter" button. - The IP address will be shown on screen (as blue square). EX765/EW766/EX765W/EW766W Confidential 5-6...

  • Page 81: Network Setting

    Subnet mask to 255.255.255.0. Note: - The HOST ID (192.168.0.XXX) of PC IP address must be different from the projector IP address (refer to step 3 of 5-3-2). 4. Click "OK". 5. Click "Close" to quit the setting screen. EX765/EW766/EX765W/EW766W Confidential 5-7...

  • Page 82: Network Fw Upgrade Procedure

    2. Execute "Internet Explorer". 3. Key-in IP Address "http:// 192.168.0.100/tgi/ fu.tgi",and click "Continue" to get into Firmware Update screen. 4. - Click "Browse" button to select the FW file (*.bin). - Click "Update" to start firmware update. EX765/EW766/EX765W/EW766W Confidential 5-18...
  • Page 83 5. Firmware Update procedure. 6. When firmware upgrade completes, click "Re Login". 7. Firmware version appears as yellow square. EX765/EW766/EX765W/EW766W Confidential 5-19...

  • Page 84: Section 4: Wireless Firmware Upgrade Procedure (Only For Ex765W/Ew766W)

    - Wireless firmware file (*.bin) Hardware : - Projector - Power Cord (42.00106G001) - PC - WLAN Connection or a Laptop with WLAN Note: - The Wireless FW Upgrade Procedure for EX765W/EW766W is the same, here we take EX765W as an example. EX765/EW766/EX765W/EW766W Confidential 5-20...

  • Page 85: Wireless Fw Upgrade Procedure

    3. Execute internet explorer and it will enter Optoma Air Projection System automatically. If not, key in the IP address recorded in 4-10-1-(3) to get into the website. Choose "Admin".
  • Page 86 4. Key in password "admin". Click "Login". 5. Choose "Firmware Upgrade". 6. Modify IP address. Add "rd" before "upgrade", then press "Enter" button. i.e. "192.168.100.10/cgi-bin/rdupgrade. cgi?XXXXXX XXXXXXXXXXXXXX". 7. Click "Browse" to select wireless firmware file (.bin). Click "Open". EX765/EW766/EX765W/EW766W Confidential 5-22...
  • Page 87 It may take 7 minutes, please don't turn off the power. 10. When projector shows the wireless screen again, it means upgrade successfully. You can double check the left bottom Version X.X.X.X whether the version you want to upgrade. (10) EX765/EW766/EX765W/EW766W Confidential 5-23...

  • Page 88: Edid Upgrade

    Note: If a display device has digital input ports, like DVI or HDMI, but without EDID in its main board, the display device will show no image while the input source is digital signal. EX765/EW766/EX765W/EW766W Confidential...
  • Page 89 - EDID Fixture (JP3 must be closed) P/N:80.00001.001 - PC - VGA to VGA cableX2 P/N:42.87305G102 - Power adapter for fixture P/N:47.57803G001 - Power cordX2 P/N:42.50115G001 Note: The EDID upgrade procedure for EX765/EW766/EX765W/EW766W are the same.Here, we take EX765 as an example. EX765/EW766/EX765W/EW766W Confidential...
  • Page 90 2. Choose model - In the port selection bar, please choose the port you're using. For example: if you use "COM1," choose COM1 in the port selection. - Click "Model" to choose the EDID file(*.ini) and open it. EX765/EW766/EX765W/EW766W Confidential...
  • Page 91 4. When the message “Please change the cable to VGA1” is shown on the screen, click “OK” button. 5. “Run” message will appear on the screen. 6. When the message “Please change the cable to VGA2” is shown on the screen, click “OK” button. EX765/EW766/EX765W/EW766W Confidential...
  • Page 92 7. When the message “Please change the cable to DVI” is shown on the screen, click “OK” button. 8. “Run” message will appear on the screen. 9. When the EDID program is completed, a message "OK" will appear on the screen. EX765/EW766/EX765W/EW766W Confidential...
  • Page 93 - EDID Informations will be shown(as yellow square) 11. Read EDID information for DVI - In the Read item, select “Digital” and “Trans”. - Click “Read” button. - EDID Informations will be shown(as blue square) Note: Both VGA1 and VGA2 need to read. EX765/EW766/EX765W/EW766W Confidential...
  • Page 94 - Check whether the port is the one you're using. - Click "Program" button. 4. When the message “Please change the cable to HDMI” is shown on the screen, click “OK” button. 5. “Run” message will appear on the screen. EX765/EW766/EX765W/EW766W Confidential...
  • Page 95 6. When the EDID program for HDMI is completed, a message "OK" will appear on the screen. 7. Read EDID information for HDMI - In the Read item, select “Digital” and “Trans”. - Click “Read” button. - EDID Informations will be shown(as blue square). EX765/EW766/EX765W/EW766W Confidential...
  • Page 96 Appendix A D.C. EX765 EX765/EW766/EX765W/EW766W Confidential...
  • Page 97 ENGINE ANTI LIGHT MYLAR LEFT 51.8BY28G001 HEATSINK WIND GUIDE MYLAR EX765 51.8BY30G001 HEAT SINK LIGHT CUT MYLAR EX765 75.8BY07G001 BUY ASSY LENS SHIFT COVER MODULE EX765 85.005AGG075 SCREW HEX I/O #4-40*H5*L7.5 Ni NYLOK 85.1A123G050 SCREW PAN MECH M3*5 Ni 70.8BY01G001 ASSY BOTTOM HOUSING MODULE EX765 75.8BY17G001...
  • Page 98 ASSY TOP COVER MODULE EX765 EX765/EW766/EX765W/EW766W Confidential...
  • Page 99 FRONT IR LENS PC EP782 85.1A123G050 SCREW PAN MECH M3*5 Ni 80.8BY03G001 PCBA KEYPAD BOARD EW765 51.8BY13G001 KEYPAD IR LENS COVER PC EX765 42.83N01G012 KEYPAD IR LENS COVER PC EX765 85.0A123G050 SCREW P/F MECH M3*5 Ni 51.8BY29G001 TAPE 3M1350 35x80 EX765...
  • Page 100 ASSY BOTTOM HOUSING MODULE EX765 EX765/EW766/EX765W/EW766W Confidential...
  • Page 101 STAND OFF M3*4L D8.0 2100MP SCREW PAN MECH M4*5 COLOR W/TOOTH WASH- 85.1C224G051 ER Cr3+ 85.1A123G050 SCREW PAN MECH M3*5 Ni ASSY BOTTOM COVER MODULE FOR EX765 70.8BY28GR01 (SERVICE) 70.8BY05G001 ASSY LVPS MODULE EX765 ASSY PHILIPS LAMP DRIVER MODULE 280W FOR 70.8BY27GR01...
  • Page 102 42.00451G011 W.A. 16P 90mm LVPS TO MAIN BD UL1007 P1266 CABLE W.A. 3P #20 180mm LAMP DRIVER TO 42.89602G001 LAMP EP759 52.8BY04G001 LVPS ISOLATED SPONGE CR EX765 75.8BV02GP01 ASSY MATRITEK 280W LVPS .STAND-BY<1W ASSY INTERRUPTER SWITCH (CORE) 280mm 75.8BY03G001 EX765...
  • Page 103 ASSY BLOWER FAN 50x20 MODULE EX765 Item Description Parts Supply SUNON 50*50*20mm BLOWER GB1205PKV4-AY 49.8BY01G001 S76.F.X.GN 52.87306G001 RUBBER BLOWER FAN FRAME 2100MP 52.89J07G001 AIRTIGHT PORON FOR BLOWER FAN SCP715 EX765/EW766/EX765W/EW766W Confidential VIII...
  • Page 104 THERMAL SWITCH WITH BRACKET (KLIXON 43.8BY01G001 YS11, 110C), 170MM,shrink tube 150mm 49.83C04G001 SUNON 9225 AXIAL FAN/KDE1209PTBX 52.82B15G001 FAN 9225 RUBBER TOP 5100MP 61.89547G001 92*25 FAN SCREW M2.6 4100MP 75.8BY11G002 BUY ASSY FAN HOLDER MODULE EX765 85.1A123G050 SCREW PAN MECH M3*5 Ni EX765/EW766/EX765W/EW766W Confidential...
  • Page 105 Parts Supply 61.00069G001 HEX SCREW L=16 M3 Cu 2300MPX 61.00080G001 STAND OFF H=6.0 M2/M3*L6 Sn EP910 61.8BY21G001 MB EMI SHIELDING COVER DOWN EX765 61.8BY22G001 MB EMI SHIELDING COVER TOP EX765 85.1A122G040 SCREW PAN MECH M2*4 Ni 85.1A123G050 SCREW PAN MECH M3*5 Ni 86.03123G035...
  • Page 106 ASSY MAIN/IO BOARD MODULE EX765W EX765/EW766/EX765W/EW766W Confidential...
  • Page 107 Item Description Parts Supply 61.00069G001 HEX SCREW L=16 M3 Cu 2300MPX 61.8BY21G001 MB EMI SHIELDING COVER DOWN EX765 61.8BY22G001 MB EMI SHIELDING COVER TOP EX765 75.8BA07G001 2.4GHZ ANTENNA SMA BLACK FOR CWS100 85.1A123G050 SCREW PAN MECH M3*5 Ni 86.03123G035 HEX CAP HEAD NUT M3*0.5P L3.5 80.8BY01G011...
  • Page 108 ASSY ENGINE TOP COVER MODULE EX765 EX765/EW766/EX765W/EW766W Confidential X...
  • Page 109 ENGINE OFF LIGHT HEATSINK AL X20/A20 61.8BY04G002 ENGINE HEATSINK AL X20 61.8BY16G001 ENGINE DMD MASK SUS301 X20 8BY 80.8BV02G001 PCBA DMD BOARD FOR P5271 85.1A326G060 SCREW PAN HEAD MECH M2.6*6 BLACK 85.4A826G118 STEP SCREW FOR TYPEX DMD M2.6*11.8mm,X15 EX765/EW766/EX765W/EW766W Confidential...
  • Page 110 YO 5S CW R80Y30G84W90B76 FOR A15W 52.83615G001 COLOR WHEEL DISC RUBBER, EzPro755 COLOR WHEEL SHOULDER SCREW NICKEL M2*4.8 61.83628G002 FILLIST 61.8BY09G001 ENGINE COLOR WHEEL HOLDER SECC X20/A20 80.8BY04G001 PCBA PHOTO SENSOR BOARD FOR EX765 85.1A626G040 SCREW PAN MECH M2.6*4 BLACK NYLOK EX765/EW766/EX765W/EW766W Confidential...
  • Page 111 ASSY ENGINE BRIDGE MODULE EX765 EX765/EW766/EX765W/EW766W Confidential...
  • Page 112 ENGINE 0D55 ROD CLAMP X20 8BY 61.8BY11G001 ENGINE FLOWER STOPER SUS301 X20 8BY 61.8BY31G001 SAFE COLOR WHEEL HOLDER X20/A20 70.8BY15G001 ASSY COLOR WHEEL MODULE EX765 70.8BY16G001 ASSY ROD ADJUSTMENT MODULE EX765 70.8BY26GR01 ASSY ROD MODULE EX765(W) (SERVICE) 85.00126G105 HEX SCREW M2.6*H10.5*L5 IRON 85.1A626G050...
  • Page 113 C = Manufacture factory (TW or CPC) 0001 = Serial code EX: Q8BY926AAAAAC0001 This label represents the serial number for EX765 series projectors. It is produced at CPC on the twenty- sixth week of 2009. Its serial code is 0001. EX765/EW766/EX765W/EW766W...
  • Page 114 Serial Number Format for EW766 AAAAA 0001 Q = Optoma 8CH = Project code 9 = Last number of the year (ex:2009 = 9) 26 = week of the year ( ex: the twenty-sixth week of the year = 26)
  • Page 115 PCBA Code Definition PCBA Code for Projector XXXXXXXXXX EEEE Vendor Code Revision Date Code EX765/EW766/EX765W/EW766W Confidential...

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