Optoma EP719 Service Manual
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Optoma EP719 Service Manual

Projection system
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SERVICE MANUAL

Model Name : EP719 / EP716 / EP719R /
D a te
Version
2005/7/4
V 1 .0
2005/8/9
V 2 .0
2006/5/29
V 3 .0
EP716R / EP719P / EP716P
Initial Issue
Revise Preface, C hapter 1, Appendix A & Appendix B
Revise Preface, Appendix A
Copyright May, 2006 . All Rights Reserved
P/N#36.82G03.002 . Document#82G-G04-01B
Prepared by SI :
________________________________________
Prepared by TSE :
________________________________________
Checked by :
________________________________________
Approved by :
________________________________________
Descrip tio n

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Summary of Contents for Optoma EP719

  • Page 1: Service Manual

    SERVICE MANUAL Model Name : EP719 / EP716 / EP719R / EP716R / EP719P / EP716P Prepared by SI : ________________________________________ Prepared by TSE : ________________________________________ Checked by : ________________________________________ Approved by : ________________________________________ D a te Version Descrip tio n 2005/7/4 V 1 .0...
  • Page 2 Preface This manual is applied to EP719 / EP716 DMD serial 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 3: Table Of Contents

    Test Display Modes and Pattern Inspection Procedure Calibration Guide to Entering Engnineering Mode and Factory Reset Chapter 5 Firmware Upgrade Procedure Equipment Needed Hardware Setup Procedure Firmware Progarm Installation Procedure Firmware Upgrade Procedure EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 4 Appendix A Different Part Table (EP716 & EP719) Appendix B Exploded Overview Appendix C 7-25 I. Serial Number System Definition 7-25 II. PCBA Code Definition 7-26 Reader’ s Response 7-27 EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 5: Introduction

    Chapter 1 Introduction Product Highlights One panel 0.55" DMD XGA projection system with 1800 ANSI lumens (EP719) One panel 0.55" DMD SVGA projection system with 1500 ANSI lumens (EP716) Philips 180W UHP Lamp dimmable (Eco Mode) to 150W (EP719) Philips 200W UHP Lamp dimmable (Eco Mode) to 150W (EP716) High efficiency cooling system with system acoustic noise Level Light weight Approx.
  • Page 6 - One RCA Jack for Composite Video Input - USB connector for page up/down Input signal spec. - PC Signal (analog) - Hsync Frequency 31.35~80 kHz - Vsync Frequency 56-85 Hz - Video Signal RGB (PC) EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 7 - Directional keys (UP / dwon / left / right) - Hide, Freeze - Menu, D-zoom - Page up, Page down (EP719) -Display Mode (EP716) Indicator - “Lamp” Red - “Temp” Red EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 8 (Full on / full off) - 1000:1 Minimum (Full on / full off) Uniformity - 85% Marketing (Japan standard) - 75% Typical (Japan standard) - 60% Minmum (Japan standard) EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 9: Compatible Modes(Analog & Digital)

    66.68 MAC 16" 832x624 74.55 49.725 MAC 19" 1024x768 60.24 1152x870 75.06 68.68 MACG4 640x480 31.35 i Mac DV 1024x768 i Mac DV 1152x870 68.49 i Mac DV 1280x960 EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 10 35.2 800x600 37.9 800x600 48.1 800x600 46.9 800x600 53.7 1024x768 48.4 1024x768 56.5 1024x768 60.0 1024x768 68.7 SXGA 1152x864 63.8 1152x864 67.5 1152x864 77.1 1280x1024 63.98 SXGA+ 1400x1050 63.98 EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 11 MAC II 13" 640x480 66.68 MAC 16" 832x624 74.55 49.725 MAC 19" 1024x768 60.24 1152x870 75.06 68.68 MACG4 640x480 31.35 i Mac DV 1024x768 i Mac DV 1152x870 68.49 EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 12: Disassembly Of Procedure

    (fro m To p to Bottom) W r e n c h ( 8 m m ) N i p p e r Appearance The Front Side The Rear Side EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 13: Remove Lamp And Lamp Cover

    Remove Lamp and Lamp Cover Step1: Turn unit facedown, unscrew two screws to remove Lamp Cover. Step2: Unscrew two screws to pull out Lamp Module. Step1 Lamp Cover Step2 Lamp EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 14: Remove Elevator Module, Keypad Board And Top Cover

    Step1: Push the elevator and unscrew two screws to remove the elevator module. Step2: Use a nipper To clip out a small spring and a long spring front the elevator. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 15: Remove Rear Cover

    2. Remove Rear Cover Step1: Unscrew six screws Step2: Pull open from the edge of the rear cover Step3: Detach rear cover from the bottom side. (As the picture shows) Rear Cover EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 16: Remove Top Cover

    Step2: Lift the Top Cover and pull out the FPC Cable which connect main board & control board. 4. Remove Control Board and Control Botton Step 1: Unscrew four screws. Step 2: Pull up FPC Cable. FPC Cable Control Board Control Botton EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 17: Remove Back Shield, Speaker, Main Board And

    Front Cover 1. Remove Back Shield and Speaker Step1: Unscrew two screws to remove top shield. Step2: Unscrew two screws to remove the engine shield. Engine Shield Top Shield EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 18 NOTE: When you remove the back shield, you have to detach it from the top .(As the picture show) Step4: Unscrew four screw to remove speaker from back shield. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 19: Remove Main Board

    Step5: Unscrew two screws and unplug nine wires to remove main board. Note: Main board and DMD is connected by a connector, in order to remove main board, you have to pull up and remove it. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 20 Front cover IR senser Note : The longer side of IR lens is near to the top cover. The shorter side of IR lens is near to the bottom cover. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 21: Remove Lamp Driver, Lvps, Thermal Sensor Board & Lamp Module

    Note : The lamp driver doesn’ t have the error proof function, when you compose the projector , be sure to put it back in right direction. Step2 : Unscrew four screws to separate lamp driver and lamp driver holder EP719 / EP716 / EP719R / EP716R / 2-10 EP719P / EP716P...

  • Page 22: Remove Lvps

    Step2: Unscrew four screws to separate lamp housing and lamp fans. Step 1 Step 2 Note: Do not push the center of fan, it is easy to be damaged. EP719 / EP716 / EP719R / EP716R / 2-11 EP719P / EP716P...
  • Page 23 Unscrew two scerws to remove interrupt switch. Step5: Unscrew two screws to remove lamp wire. Step5 (lamp wire) Step3 sensor board Step4 (interrupt swithch) Thermal sensor board lamp wire interrupt switch EP719 / EP716 / EP719R / EP716R / 2-12 EP719P / EP716P...

  • Page 24: Remove Engine, Thermal Switch, Color Wheel And Photo Sensor

    1.Remove Engine -- Unscrew five screws to remove engine. 2. Remove Thermal Switch and Light Cut Step1: Unscrew one screw to remove thermal switch. Step2: Unscrew one screw to remove light cut. EP719 / EP716 / EP719R / EP716R / 2-13 EP719P / EP716P...

  • Page 25: Remove Color Wheel And Photo Sensor

    Step1: Unscrew one screw to remove color wheel and photo sensor from main body. Step2: Unscrew one screw to separate color wheel and photo sensor. Step1 Step2 color wheel photo sensor EP719 / EP716 / EP719R / EP716R / 2-14 EP719P / EP716P...

  • Page 26: Remove Zoomring, Dmd Board, Fans And Bottom Cover

    2. Remove DMD Board Step1: Unscrew four screws to remove spring plate and heat sink. Step2: Unscrew four hex screws to remove DMD Board and separate DMD module. EP719 / EP716 / EP719R / EP716R / 2-15 EP719P / EP716P...
  • Page 27 Step2: Separate fan and blower rubber. Note: Do not press the center of fan, it is easy to damaged. Step3: There are four tenons, pull them to separate the bottom shield and bracket. EP719 / EP716 / EP719R / EP716R / 2-16 EP719P / EP716P...

  • Page 28: Troubleshooting

    E r r o r ( O v e r Te m p . ) E r r o e ( L a m p B r e a k d o w n ) Steady light ---> No light ---> EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 29: Main Procedure

    Ensure that all connectors are securely connected and aren’ t broken. Check Main Board Check DMD Board Check Color Wheel Check DMD Chip Check Engine Module EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 30 Ensure the projection screen without dirt. Ensure the projection lens is clean. Ensure the Brightness is within spec. (Replace the Lamp if the Brightness is less than spec.) Check Engine Module EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 31 IR receiver Control Panel a. Check FPC b. Check keypad c. Check Main Board Function Abnormal Do “ Reset” of the OSD menu Check Main Board Check DMD board EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 32: Function Test And Alignment Procedure

    Circumstance Brightness : Dark room less than 2.5 lux. Inspection Distance : 1.5m~3m for functional inspection Screen Size : 60 inches diagonal (wide) After repairing each EP719, the unit should be burn-in (Refer to the table below). Symptom Burn-in Time...

  • Page 33: Test Display Modes And Pattern

    Figure 12 brighter than Gray 10 pattern HDTV 94% White No discolor Figure 13 ADC Calibration Calibration Pattern should be in full Calibration Pattern Figure 14 (PC Calibration) screen mode EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 34 Figure 2. 64 RGBW Scale Figure 3. Red Pattern Figure 4. Green Pattern Figure 6. Full White Figure 5. Blue Pattern Figure 8. Gary 30 Pattern Figure 7. Full Black EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 35 Figure 9. Blue 60 Pattern Figure 10. Text Pattern Figure 12. Gary 10 Pattern Figure 11. Boundary Frame Figure 13. 94%white Figure 14. Calibration Pattern EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 36: Inspection Procedure

    Test Pattern : 64 RGBW scale Pattern and Gray 16 Pattern Please check and ensure if each color is normal and distinguishable If not,please adjust color index of the service mode. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 37: Calibration

    2. Please refer to the follwoing steps for entering service mode. 3. Choose and access video calibration & ADC calibration for correction in service mode. Choose “Exit” to leave the service mode after all. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 38: Entering Service Mode/Factory Reset

    Please enter the service mode, and then choose “Factory Reset” then choose “YES” and press enter to see if it works. This action will allow you to erase all end-user’ s settings and restore the original setting. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 39: Firmware Upgrade Procedure

    (The file name of the Firmware Code depends on the individual Model Version. The following Pics is based on EP719.) Hardware Setup Procedure Connect USB Cable of PC to USB port of EP719 Projector. USB Cable USB Cable EP719 / EP716 / EP719R / EP716R /...

  • Page 40: Firmware Progarm Installation Procedure

    Firmware Progarm Installation Procedure 5-3.1 DLP Composer Lite Setup Procedure Choose “DLP Composer Lite v3.6 Setup” program. Click “Next” button. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 41 Reading the “License Agreement” rules, choose “I accept and agree to be bound by all the terms and conditions of this License Agreement” icon, then click “Next” button. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 42 Click “Next” button. Choose “All” icon, then click “Next” button. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 43 Click “Next” button. The program is executing “Initializing” status. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 44: Usb Driver Upgrade Procedure

    “TEMP”, and “LAMP” LED light turn to red. Press the button and hold it Execute the C:\Program files\DLP Composer\usbupdata.cmd. Note : The “DLP Composer” program must be closed first. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 45 Type any key to continue. Then wait about a minute. Click “OK”. The USB driver updated successfully. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 46 “System Properties” window. Choose “Hardware” and then click “Device Manager.” Click “Jungo” to assure “DDP2000” and “WinDriver” are properly installed. If not, repeat Step 1 ~ 6. Device Manager EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 47: Firmware Upgrade Procedure

    Firmware Upgrade Procedure Execute the “DLP Composer ” file. Click “Edit” and “Preferences”. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 48 Click “Library”. The library path located to the default installation directory is : C:\Program Files\DLP Composer. If not then press “Browse” to select the right path. Select “Edit\Preferences\Communications”, choose “USB”, and then click “OK”. EP719 / EP716 / EP719R / EP716R / 5-10 EP719P / EP716P...
  • Page 49 (4) Click “Reset Bus” to erase the flash memory Note : If appears the error message “cannot open USB driver - No projectors found”. Please unplug the USB cable and replug, then do step (4) again. EP719 / EP716 / EP719R / EP716R / 5-11 EP719P / EP716P...
  • Page 50 If the firmware is ready, then click “Start Download” to process the firmware upgrade. Click “Yes” to erase the flash memory. EP719 / EP716 / EP719R / EP716R / 5-12 EP719P / EP716P...
  • Page 51 After file was download. EP719 will be back to standby status automatically (Power LED flash green). Please to restart the unit and enter the Service mode to check the F/W version of EP719 . Note Note : How to into Service Mode: step 1.

  • Page 52: Edid Key-In Procedure

    Power Adapter RS-232 Cable (Female to Male) VGA Cable DVI Cable Power Cord DDC Driver EP719 / EP716 Unit RS-232 Cable (F-M) DVI Cable EDID Fixture Power Adapter VGA Cable EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 53: Setup Procedure

    Connect P1 of the fixture with COM1 of PC/Laptop by RS232 cable. Step3. Connect P2 of the fixture with VGA port of EP719 / EP716 by VGA cable. Step4. Connect P3 of the fixture with DVI Port of EP719 / EP716 by DVI cable Step5.

  • Page 54: Edid Key-In Procedure

    Step 1. Execute “EDID” program. Step 2. (1) Check the Com port is “COM1” (2) Click the “Model” item (3) Choose the source file “OPTOMA_EP719EDID_A.ini” and then open it. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 55 (4) Click “Program” button. Step 4. “Please change the cable to VGA” message is shown on the screen, then click “OK” button. Notice : “RUN” message will appear on the screen. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 56 “Please change the cable to DVI” message is shown on the screen, then click “OK” button” . Step 6. When the EP719 EDID program is finish, the “OK” message will appear on the screen. EP719 / EP716 / EP719R / EP716R /...
  • Page 57 (1) Make sure to check “Analog” , ”Digital” and “Trans” in Read item (2) press “Read” button. (3) EDID Informations will show the result. (4) Click “Reset” to do the next unit or “Exit” button to close the EDID program. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...

  • Page 58: Appendix

    Appendix Series Appendix A Different Part Table (EP716 / EP719 / EP716R / EP719R / EP716P / EP719P) Area America Taiwan Europe Mexico Description EP716R EP719R EP719 EP716 EP716P EP719P EP716R EP719R EP716MX SCREW PAN MECH M3*5 Ni 85.1A123G050 SCREW PAN MECH M3*5 Ni 85.1A123.050...

  • Page 59: Appendix B

    Appendix Series Appendix B Exploded Overview EP719 Unit EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 60 80.82G01G001 PCBA MAIN BOARD EP719 "GREEN" 85.005AG.408 SCREW HEX I/O #4-40 H4xL8 Ni NYLOK 85.1A123.050 SCREW PAN MECH M3*5 NI Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 61 ENGINE TOP COVER MODULE EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 62 PCBA DMD BOARD EP7190 85.1A123.050 SCREW PAN MECH M3*5 NI 85.1A123.060 SCREW PAN MECH M3*6 Ni 85.YA321G051 SCREW FLAT HEAD TAP M1.7*5 BLACK Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 63 H E X N U T W /M Y L O N M 3 * 0 .5 L 4 .0 W H IT E Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 64 51.82G03G001 FRONT COVER PC+ABS6410 EP7190 51.82G09G001 IR LENS FRONT PC EP7190 80.82G05G001 P C B A IR BD FOR EP7190 Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 65 S C R E W P A N M E C H M 2 *4 Ni (W /WA S H E R D 5 .0) Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 66 8 5 . 3 A 1 2 2 . 0 4 0 S C R E W C A P M E C H M 2 *4 Ni Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / EP719P / EP716P...
  • Page 67 E L E VATOR S P R IN G S U S 3 0 4 S B 2 1 Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-10 EP719P / EP716P...
  • Page 68 A S S Y LV P S Q U A S A R 2 0 0 W E P 7 3 9 /H31 Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-11...
  • Page 69 S C R E W P A N M E C H M 2 . 6 * 4 B L A C K N Y L O N Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-12...
  • Page 70 B L O W E R 4 5 2 0 R U B B E R E P 7 1 9 0 " G R E E N " Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-13...
  • Page 71 SUNON 70*20 R-TYPE AXIAL FAN 75.82G04G001 BUY ASSY 7020 FAN BRACKET EP719 85.1F123.260 SCREW PAN MECH E/SF M3x26 Ni Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-14 EP719P / EP716P...
  • Page 72 Exploded Parts List Item Part N o Description 42.82G01G001 W.A . 5P #28 200mm LAMP DRIV E R TO MAIN BD EP719 "GREEN" 51.82G17G001 LAMP DRIV E R HOLD E R PC+ABS C6200 51.82G23G001 LAMP DRIV E R INSULA MYLAR EP7190 75.88501.001...
  • Page 73 XII. PACKING PROCEDURE DRAWING EP719 / EP716 / EP719R / EP716R / 7-16 EP719P / EP716P...
  • Page 74 C O V E R P A L L E T 1 2 4 0 * 1 0 2 0 m m F O R E zP r o 7 3 6 " G R E E N " Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-17...
  • Page 75 EP716 Unit EP719 / EP716 / EP719R / EP716R / 7-18 EP719P / EP716P...
  • Page 76 SCREW HEX I/O #4-40 H4xL8 Ni NYLOK 85.1A123.050 SCREW PAN MECH M3*5 NI 85.5A323.060 SCREW BIN MECH M3*6 Black 61.00079G001 GROUNDING CABLE CLAMP FN-008 "PINGOOD Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-19 EP719P / EP716P...
  • Page 77 70.82G13G001 ASSY ENGINE BOTTOM COVER MODULE EP7190 70.82M03G001 ASSY ENGINE TOP MODULE EP716 85.1A123.050 SCREW PAN MECH M3*5 Ni Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-20 EP719P / EP716P...
  • Page 78 EP716 Engine Top Cover Module EP719 / EP716 / EP719R / EP716R / 7-21 EP719P / EP716P...
  • Page 79 85.1A123.050 SCREW PAN MECH M3*5 NI 85.1A123.060 SCREW PAN MECH M3*6 Ni 85.YA321G051 SCREW FLAT HEAD TAP M1.7*5 BLACK Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-22 EP719P / EP716P...
  • Page 80 5 1 .8 1 5 4 1 G 0 0 1 TA P E 3 M J 3 5 0 1 7 * 3 0 m m Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-23 EP719P / EP716P...
  • Page 81 5 1 . 8 2 G 1 0 G 0 0 1 IR L E N S R E A R P C E P 7 1 9 0 Note: Please refer to RSPL for updated Part Number. EP719 / EP716 / EP719R / EP716R / 7-24 EP719P / EP716P...

  • Page 82: Appendix C

    Serial code (from 0001~) EX : A82G429T0AAAA1001 This label “A82G429T0AAAA1001” represents the whole serial number for EP719, including Ver. 1st of BIOS and Ver. 1 of PCB Board. Both mechanical and optical version are 1st. In addition, panel vendor is T0. It’ s produced on 29s-week of 2004 for universal area and its serial code is 1001.

  • Page 83: Ii. Pcba Code Definition

    II. PCBA Code Definition PCBA Code for Projector A B XXXXXXXXXX C XXX EEEE C: M/B B: DMD/ B Vendor Code Revision Date Code EP719 / EP716 / EP719R / EP716R / 7-26 EP719P / EP716P...

  • Page 84: Reader' S Response

    Thank you for your backing our service manual up. In order to refine our content of the service manual and satisfy your requirement. We expect you can offer us some precious opin- ions for reference. Assessment: What do you think about the content after reading EP719 / EP716 Service Manual? Unit Excellent Good Fair 1.

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