Optoma EX785 Service Manual
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Optoma EX785 Service Manual

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Delta Elec. Inc.
DATA PROJECTOR
Company Confidential
1
EX785_ EW775
EX785
(DP-3638)
EW775
SERVICE MANUAL
Optoma___________________
(DP-7606)
Delta________________
2010/01/05

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Summary of Contents for Optoma EX785

  • Page 1 Delta Elec. Inc. EX785_ EW775 DATA PROJECTOR EX785 (DP-3638) EW775 (DP-7606) SERVICE MANUAL Company Confidential Optoma___________________ Delta________________ 2010/01/05...

  • Page 2: Table Of Contents

    Delta Elec. Inc. EX785_ EW775 CONTENTS 1.COMPLIANCE OF SAFE REPAIR..................4 1-1.Caution During Disassembling And Assembling..............4 1-2.Lamp..........................4 1-3.Lens..........................4 1-4.Eye Safety Warnings.......................5 2.SPECIFICATIONS........................6 2-1.Summary Specifications....................6 2-2.DMD Specifications......................7 2-3.Color Wheel........................7 2-4.Lamp..........................7 2-5.Terminal connectors………………………………..……………….……………………….…7 2-6.Main Unit View……………………………………………………….………………………..8 2-7.I/O Ports Illustration about projector…………..............9 2-8.Control panel……………………………………………………….……………………….…10 2-9.Remote Control Parts....................11 2-10.
  • Page 3 Delta Elec. Inc. EX785_ EW775 8.Projection Lamp………………………….…………………………………….…………………..91 9.Cleaning………………………………….…………………………………….…………………...95 10.SERVICE NOTE........................ 96 10-1.Service Note Description.................... 96 10-2.Power & READY LED Blink Code Message..............97 10-3.Factory Preset Display Modes..................98 11.RS-232 Command……………………………….………….…………………………………..100 12.EDID…………………………………………………………..………………………………..108 13.RJ45………………………………………………….….……………………………….………126 14.Spare Part List .........................130 Company Confidential Optoma___________________ Delta________________ 2010/01/05...

  • Page 4: Compliance Of Safe Repair

    Delta Elec. Inc. EX785_ EW775 1. COMPLIANCE OF SAFE REPAIR Be sure to read this Service Manual before providing services. In the projector, full consideration is taken to ensure safety for fire, electric shock, injury, harmful radiation, and substance. Therefore, observe the notice described in this Service Manual so that safety is kept when providing services.

  • Page 5: 1-4.Eye Safety Warnings

    Delta Elec. Inc. EX785_ EW775 Eye Safety Warnings 1. Avoid staring directly into the projector’s beam of light at all times. 2. Minimize standing facing into the beam. Keep your back to the beam as much as possible. 3. Ensure that projectors are located out of the line of sight from the screen to the audience; this ensures that, when presenters look at the audience, they do not also have to stare at the projector lamp.

  • Page 6: Specifications

    Delta Elec. Inc. EX785_ EW775 2. SPECIFICATIONS 2-1. Summary Specifications Model EX785 (DP-3638) EW775 (DP-7606) Display type TI DLP DMD 0.7”, 12deg, Type-A, XGA TI DLP DMD 0.65”, 12deg, Type-A, WXGA Resolution 1024X768 Native (4:3) Native 1280X800 Native (16:10) Native Bright: 4400lm(Avg.), 3800lm(Min)

  • Page 7: 2-2.Dmd Specifications

    Delta Elec. Inc. DP-3638/DP-7606 2-2.DMD Specifications Unit Min. Ma. Typical Notes DMD type (EX785) TI DLP DMD 0.7”, 12deg, Type-A, XGA Number of Columns Pixel 1024 Number of Rows Pixel TI DLP DMD 0.65”, 12deg, Type-A, DMD type (EW775) WXGA...

  • Page 8: 2-6.Main Unit View

    VerticaI and HorizontaI Lens 14. Input/Output connections Shift Adjustment ControI. 15. Back IR Receive Control Panel 16. Power Switch Lamp Cover 17. Power Socket Tilt-Adjustment foot 18. Security Chain Lock Zoom 19. Kensington Lock Lens Focus Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 9: 2-7.I/O Ports Illustration About Projector

    10. AUDIO OUT 3.5mm Jack 23. AUDIO IN VGA1 11. Back IR Receiver 24. VGA 1 / SCART / YPbPr Connector 12. AUDIO IN BNC 25. Power Button 13. RS-232 Connector 26. Power LED Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 10: 2-8.Control Panel

    Delta Elec. Inc. DP-3638/DP-7606 2-8. Control panel 1. Source / Left 2. Keystone + / Up 3. Re-Sync / Right 4. Menu 5. Enter/Help 6. Keystone - / Down Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 11: 2-9.Remote Control Parts

    19. BNC / 6 20. Video / 8 21. DVI / 5 22. HDMI / 2 23. Brightness 24. Menu 25. Mouse Left Click 26. Zoom Out 27. Zoom Out 28. Display 29. Laser Pointer Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 12: Remote Control Operating Range

    Provided you are not holding the remote perpendicular to the sides or the rear of the projector, the remote will function well within a radius of about 7 meters (23 feet) and 15 degrees above or below the projector level. Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 13: Adjusting Projected Image Position Using Pureshift

    Delta Elec. Inc. DP-3638/DP-7606 2-10. Adjusting Projected Image Position Using PureShift Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 14: Adjusting The Vertical Image Position

    For example it is not possible to achieve the maximum vertical image position height detailed above if the horizontal image position is at maximum. Please consult the PureShift Range diagram below for further clarification EW775 (WXGA) EX785 (XGA) Company Confidential Optoma ______________________ Delta____________...

  • Page 15: Adjusting The Horizontal Image Position

    Note that the maximum horizontal image height adjustment can be limited by the vertical image position. For example it is not possible to achieve the maximum horizontal image position if the vertical image position is at maximum. Please consult the PureShift Range diagram below for further clarification. Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 16: Pureshift Range Diagram

    Delta Elec. Inc. DP-3638/DP-7606 2-11. Pure Shift Range Diagram EW775 (WXGA) EX785 (XGA) Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 17: 2-12.Adjusting Projection Image Size

    Delta Elec. Inc. DP-3638/DP-7606 2-12. Adjusting Projection Image Size EX785 (XGA) STD lens: offset=100% Long lens: offset=100% Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 18 Delta Elec. Inc. DP-3638/DP-7606 Short lens: offset=100% Adjusting Projection Image Size EW775 (WXGA) STD lens: offset=100% Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 19 Delta Elec. Inc. DP-3638/DP-7606 Long lens: offset=100% Short lens: offset=100% Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 20: 2-13.Block Diagram

    Delta Elec. Inc. DP-3638/DP-7606 2-13. Block Diagram (Main Block) Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 21 Delta Elec. Inc. DP-3638/DP-7606 Block Diagram (Left Block) Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 22 Delta Elec. Inc. DP-3638/DP-7606 Block Diagram (Right Block) Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 23: Explanation Of Block Diagram

    − Dynamic & Anamorphic Scaling w/ Zoom − 1D Keystone Correction − Frame Rate Conversion − Color Coordinate Adjustment − White Color Temperature Adjustment − Programmable Color Space Conversion − Programmable Degamma & Splash − Spatial-Temporal Multiplexing Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 24 • In the state of standby, the power is supplied 3.3V to the MCU(U300). • After power ON, the 1.2V,1.8V, 2.5V, 3.3V, 5Vand 12V are provided to the analog circuit, fan, IO board, etc. Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 25 • The lamp is lit with POWER ON. • Un-lighting detection is performed. Safety design • Fan circuit detection • Lamp cover detection • Lamp house temperature detection • Thermal protector for the lamp power supply • Lamp replacing time Company Confidential Optoma ______________________ Delta____________ 2010/01/04...

  • Page 26: Trouble Shooting

    • Check voltage (12v, 5v, 3.3v, 2.5v,1.8v,1.2v,…etc) on Main Board. < Fan error > Power: Flashing Red Light6 • Check the system monitor & fan Temp: OFF • Connector (P8001, P8002，P8003) on Main Board Lamp: Flashing Red disconnected. Light（1，2，3） Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 27 • Connector (P803) on Main Board disconnected. < DMD error > Power: Flashing Red • DMD chip error. Light 8 • Check DMD Board PWB Ass’y . Temp: OFF Lamp: OFF Waiting Power On Company Confidential Optoma ______________________ Delta____________ 2010/01/04...
  • Page 28 Delta Elec. Inc. EX785_ EW775 Turn the power ON < Powering up > Power: Flashing Amber Temp: OFF Lamp: OFF < Normal operation > Power: Blue light Temp: OFF Lamp: OFF Ignition sound doesn’t exist. < Lamp error > • Power Board Ass’y malfunction (CN102 doesn’t output 370 V) Power: Flashing Red...
  • Page 29 Delta Elec. Inc. EX785_ EW775 Image Display • CW Sensor Board Ass’y malfunction Projector logo • Main Board Ass’y malfunction screen display • DMD Set malfunction Confirmation with none-signal state • Lamp deterioration (malfunction/usage time) Still dark after the • Power Supply Unit malfunction lamp is on for more (No change occurs even after lamp replacement.) than 1min...
  • Page 30 Delta Elec. Inc. EX785_ EW775 Check the projection Screen Check using all black/white screens with PC connection • Black lines on screen (horizontal and vertical) Are abnormalities → DMD Set malfunction noticeable on • Missing pixels (Missing white: 1 or more, missing black: 5 or more, or projection screen? sequence missing pixels) →...

  • Page 31: Common Problems And Solutions

    Delta Elec. Inc. EX785_ EW775 Common problems and solutions These guidelines provide tips to deal with problems you may encounter while using the projector. If the problem remains unsolved, contact your dealer for assistance. Often after time spent troubleshooting, the problem is traced to something as simple as a loose connection. Check the following before proceeding to the problem-specific solutions.

  • Page 32: Lamp Problems

    Delta Elec. Inc. EX785_ EW775 Problem: The image is streaked 1. Set the Frequency and Phase settings on the Computer menu of the OSD to the default settings. 2. To ensure the problem is not caused by a connected PC’s video card, connect to another computer.

  • Page 33: Remote Control Problems

    Delta Elec. Inc. EX785_ EW775 Remote Control Problems Problem: The projector does not respond to the remote control 1. Direct the remote control towards remote sensor on the projector. 2. Ensure the path between remote and sensor is not obstructed. 3.

  • Page 34: Disassembly And Assembly

    Delta Elec. Inc. EX785_ EW775 4. DISASSEMBLY AND ASSEMBLY Review and Remove the Lens Look the full set projector. Look at the IO side. Push the button and anti-clockwise. Remove the Lens. Look the Lens. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 35 Delta Elec. Inc. EX785_ EW775 Remove the Lamp Cover and Lamp Module Remove the screws. (S01) Remove the Lamp cover. Loose the screw. Loose the screw. Remove the Lamp module. Look the Lamp #1. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 36 Delta Elec. Inc. EX785_ EW775 Remove the Lamp Module and Filter Look the Lamp #2. Look the Lamp #3. Look the Lamp #4. Remove Lamp filter. Look the Lamp filter. Follow direction and Remove Lamp filter. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 37 Delta Elec. Inc. EX785_ EW775 Remove the Top Cover and Main Board shield Remove these seven long screws. Look these seven screws. (S02) Take off the Top case. Review the top area w/o top case. Remove the seven screws. Review the seven screws. (S03) Company Confidential Optoma___________________ Delta________________...
  • Page 38 Delta Elec. Inc. EX785_ EW775 Remove the Main Board Review the shield. Careful these grounding wires then you assembled. Careful these connectors when you Remove the three screws. assembled. Remove the screws (S04) & (S05) Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 39 Delta Elec. Inc. EX785_ EW775 Review the Main Board Review the top area w/o main chassis. Review the bottom area w/o main chassis. P8002 FAN2 P801 KEYPAD P8003 FAN3 P704 Index P8001 FAN1 P803 Thermal P802 CASE Open P708 Motor Break Careful the connector locations when you Careful the connector locations when...
  • Page 40 Delta Elec. Inc. EX785_ EW775 Main Board Review P700 to DMD Board Careful these connector locations when you assembled again. Main Board Review Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 41 Delta Elec. Inc. EX785_ EW775 Remove the White Tube Remove the white long tube #1. Remove the white long tube #2. Remove the white long tube #3. Remove the white long tube #4. Remove the white long tube #5. Review the seven white long tubes Company Confidential Optoma___________________...
  • Page 42 Delta Elec. Inc. EX785_ EW775 Remove the Front Cover Review the projector. Remove the two screws. (S03) Remove the two screws. Remove the two screws. Review these 4+2 screws.(S06)&(S03) Careful the position when you assembled. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 43 Delta Elec. Inc. EX785_ EW775 Remove Optical FAN and Optical Engine Review the Front Cover. Review the projector. Remove these 2 screws. Review the Fan and the two screws. (S03) Remove the screw and take out the Review the Fan-Chassis and the screw. Fan-Chassis.
  • Page 44 Delta Elec. Inc. EX785_ EW775 Remove the Optical Engine Remove the screw. Remove the two screws. Review the three screws. (S03) Review the Optical Engine. #1 Remove the screw (M3x8). #2 Remove the screw (M3x8). #3 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 45 Delta Elec. Inc. EX785_ EW775 Remove the Thermostat & Color Wheel Look the optical engine #4. Look the optical engine #5. Remove these two screws. (S07) Remove the screw. (S07) Look the DMD chassis. Remove the screw. (S03) Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 46 Delta Elec. Inc. EX785_ EW775 Remove the Thermostat & C/W Look the Thermostat. Remove these 3 screws (S03). Look C/W chassis. Remove these 4 screws (S03). Remove these 3 screws. (S08) Look at the C/W. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 47 Delta Elec. Inc. EX785_ EW775 Remove the Index Board and IRIS Board Remove the screw. (S03) Look the Index Board. Remove these 3 screws. (S09) Look the Optical Ring. Remove these 2 screws. (S10) Look the IRIS Board. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 48 Delta Elec. Inc. EX785_ EW775 Remove the DMD Chip Remove the screw. (S11) Review the DMD Heat Sink. Remove these 4 screws. (S11) Look the DMD Chip. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 49 Delta Elec. Inc. EX785_ EW775 Remove the IO ASSY Review the projector. Remove the three screws. (S03) Be careful the connector when you Be careful the connector when you assembled. assembled. Remove the screw. Review the screw. (S12) Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 50 Delta Elec. Inc. EX785_ EW775 Remove the IO Board Review the IO ASSY and remove the Remove the six screws. eight screws. Review the screws. (S04) & (S13) Review the IO BOARD. Look the bottom case w/o optical engine. Remove the screw. (S03) Company Confidential Optoma___________________ Delta________________...
  • Page 51 Delta Elec. Inc. EX785_ EW775 Remove the Ballast and FAN Remove the screw. (S03) Remove the screw. (S03) Remove the screw. (S03) Remove these 4 screws. (S03) Look the Ballast Board. Look the Fan 2 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 52 Delta Elec. Inc. EX785_ EW775 Removing the Fan and Power Board Take out off 4 black nuts. Look the Fan 2 Remove these 4 screws. (S03) Look the Power Board. Look the bottom case w/o Power Board. Remove the screw. (S14) Company Confidential Optoma___________________ Delta________________...
  • Page 53 Delta Elec. Inc. EX785_ EW775 Remove Thermal Board and Lamp Module Chassis Look the Thermal Board. Look the Lamp Module Chassis and Fan3. Remove these 2 screws. (S03) Remove the screw. (S03) Remove the screw. (S03) Remove the screw. (S03) Company Confidential Optoma___________________ Delta________________...
  • Page 54 Delta Elec. Inc. EX785_ EW775 Remove Lamp Module Chassis and Fan 3 Remove the Lamp Module Chassis Look the Lamp Module Chassis and Fan3. Take out off 4 black nuts. Look the Fan 3 Remove the screw. (S03) Remove the Interlock switch. Company Confidential Optoma___________________ Delta________________...
  • Page 55 Delta Elec. Inc. EX785_ EW775 Remove the ADJ Foot and Bottom Chassis Remove the screw. (S03) Remove the screw. (S03) Look the ADJ Foot. Remove these 4 screws. (S03) Remove these 6 screws. (S03) Review the Bottom Case Chassis. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 56 Delta Elec. Inc. EX785_ EW775 Review the Bottom Case Look the Bottom Case. Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 57 Delta Elec. Inc. EX785_ EW775 Appendix. Screw torque Item Screw Type Screw Driver Torque (kg) M4*0.7*19.7 3105346600 4-5kg M4*0.7*105 3105343500 5-6kg M3*0.5*8 3100300800 4-5kg HEX 4.7*4 3461431703 3-4kg M3*6 3105280900 4-5kg M2*0.5 3105130200 1.8-2.2kg M3*0.5*10 3100301000 4-5kg M2*4 31052171500 1.8-2.2kg M2*0.4*5 3105263700 1.8-2.2kg...

  • Page 58: Flash Upgrade Flow

    Delta Elec. Inc. EX785_ EW775 5. Flash Upgrade Flow 5-1. Projector USB Drivers Installation Guide Ver 6.0.2.0 The document is to describe the Windows application software “Flash-Tool” for projector firmware. Its main purpose is to provide a detailed procedure of upgrading the application software of a DLP projector.
  • Page 59 Delta Elec. Inc. EX785_ EW775 (Step 3) Ready to install the drivers into the PC, press <Install> to start. (Step 4) The Installer copies the necessary files to PC. (Step 5) Press the <Finish> button with the “Launch” checkbox checked, the wizard will start the USB driver (INF) update.
  • Page 60 Delta Elec. Inc. EX785_ EW775 (Step 6) The install program copy the new INF into Windows directory, it will search the old INF and replace it with the newer one. (Step 7) Remove the USB cable between PC and projector if it is connected. The WinDrive USB drivers will be installed and registered to system.
  • Page 61 Delta Elec. Inc. EX785_ EW775 If the driver test application does not launch automatically, run the “Launch FlashToolBL.exe” Program> Digital Zoom Projector> projector flashtool> Launch from installed short cut at FlasToolBL.exe (Step 10) Make sure that the USB cable is firmly connected between projector and computer connect the power cord to the projector, and move the power switch in its ON position (if available) so that projector is in the...
  • Page 62 Delta Elec. Inc. EX785_ EW775 (Step 14) Windows completed the new hardware wizard. Press the “Finish” to exit. Note: In case you got USB enumeration problem, the USB no longer recognize your projector! (Step 15) Once the Projector Control USB driver is enumerated, the projector information displayed in the status windows.
  • Page 63 Delta Elec. Inc. EX785_ EW775 (Step 17) The Windows New Hardware Wizard will launch again for the second USB Projector Control. (Select “No, not this time”, Click on the “Next” button to continue) (Step 18) Select “Install the software automatically” and Click on the “Next”...
  • Page 64 Delta Elec. Inc. EX785_ EW775 (Step 21) Select “Install the software automatically”. Click on the “Next” button to continue. In case the wizard cannot find the driver (the ProjectorControl.inf), please select the other advanced option and specify the driver location manually. (Normally at C:\Program Files\Digital Zoom Projector\Projector Flash Tool) (Step 22) Windows updates the USB Projector Control...

  • Page 65: Appendix-A: How To Clear The Usb Enumeration Registry

    Delta Elec. Inc. EX785_ EW775 Appendix-A How to clear the USB enumeration registry? Run “regedit” and select the following items HKEY_LOCAL_MACHINE->SYSTEM->CurrentControlSet->Enum->USB-> VID_1501&Pid_2601xxx The E400/AV/DP2601 VID_1501&Pid_2618xxx The AV/DP2618 series VID_1501&Pid_3618xxx The AV/DP3618 series The DP3602 series VID_1501&Pid_3602xxx The DP3616 series VID_1501&Pid_3616xxx The DP3622 series VID_1501&Pid_3622xxx VID_1501&Pid_2617xxx The PR301x series...

  • Page 66: Appendix-B: Projector Usb Status On Windows Device Manager

    Delta Elec. Inc. EX785_ EW775 Appendix-B Projector USB status on Windows Device Manager 1. The USB HID device will be installed automatically via Windows' USB hot-plug mechanism. 2. The Projector Control will be dynamically installed after entering the maintenance mode (Hit key sequence as <down>, <up>, <right>, <up>) 3.

  • Page 67: Dlp Projector Flash-Tool (Firmware) User Guide

    Delta Elec. Inc. EX785_ EW775 5-2. DLP Projector Flash-Tool (Firmware) User Guide The document is to describe the Windows application software “Flash-Tool” for projector firmware. Its main purpose is to provide a detailed procedure of upgrading the application software of a DLP projector.
  • Page 68 Delta Elec. Inc. EX785_ EW775 Install Flash-Tool to PC “Digital Zoom Projector Flash Tool Vx.y.msi”. Execute the file of Note: If your projector USB driver is not installed yet, please refer to the USB driver installation guide for further details. Flash-Tool User’s Guide (Upgrading Projector Firmware) Step 1: Launch the “FlashTool.exe”...
  • Page 69 Delta Elec. Inc. EX785_ EW775 Step 3: The System will be not under 1W condition before you programming flash updated. Projector is in STAND BY mode. Make sure the USB cable is firmly attached between projector and computer. Press holds the <Left> keys and connects the power cord to the projector at same time, Lamp LED will flashing RED one time and please make sure the system is not under 1W stay.
  • Page 70 Delta Elec. Inc. EX785_ EW775 Step 5: The Flash-Tool will validate the signature of the binary image file for upgrading. The “Start” button will not enable if the binary image is not a valid projector firmware. The “Start” button Step 6: Press the “Start” button to update the flash with the chosen firmware. A warning message box will appear for confirmation.
  • Page 71 Delta Elec. Inc. EX785_ EW775 Step 8: According to the Flash technology, the old firmware will be erased first. Therefore, Flash-Tool will automatically erase the old firmware before upgrading. Erasing status Caution: DO NOT install any USB driver when erasing or upgrading process started. Step 9: After old firmware erased, the new firmware upgrading process will start.
  • Page 72 Delta Elec. Inc. EX785_ EW775 Step 10: After the new firmware upgraded, the Flash-Tool will perform the final validation. The dialog showed checksum with verification message! Checksum verified Step 11: Congratulations! Please Power off the projector. Company Confidential Optoma___________________ Delta________________ 2010/01/05...

  • Page 73: Dlp Projector Flash-Tool (Splash Logo) User Guide

    Delta Elec. Inc. EX785_ EW775 5-3. DLP Projector Flash-Tool (splash logo) User Guide The document is to describe the Windows application software “Flash-Tool” for projector firmware. Its main purpose is to provide a detailed procedure of upgrading the application software of a DLP projector.
  • Page 74 Delta Elec. Inc. EX785_ EW775 Install Flash-Tool to PC “Digital Zoom Projector Flash Tool Vx.y.msi”. Execute the file of Note: If your projector USB driver is not installed yet, please refer to the USB driver installation guide for further details. Flash-Tool User’s Guide (Upgrading Projector Logo) Step 1: Launch the “FlashTool.exe”...
  • Page 75 Delta Elec. Inc. EX785_ EW775 Step 3: The System will be not under <1W condition before you programming flash updated. Projector is in STAND BY mode. Make sure the USB cable is firmly attached between projector and computer. Press holds the <Left> keys and connects the power cord to the projector at same time, LAMP LED will flashing RED one time and please make sure the system is not under<1W stay.
  • Page 76 Delta Elec. Inc. EX785_ EW775 Step 5: Double click the desire logo file or press the “open” button to load the file. Step 6: The Flash-Tool will validate the size of the logo file, which will be converted to RLE format and stored to the projector’s flash memory.
  • Page 77 Delta Elec. Inc. EX785_ EW775 Step 8: When the last warning message box appears, this is the last chance to stop the update. Press “OK” button to start the firmware update. Caution: DO NOT install any USB driver when erasing or upgrading process started. Step 9: According to the Flash-ROM technology, Flash-Tool needs to erase the old splash logo before adding the new one.
  • Page 78 Delta Elec. Inc. EX785_ EW775 Step 11: After the new logo is changed, the Flash-Tool will perform the final validation. The dialog shows the checksum with a verification message! Checksum verified Step 12: Done! Please Power off the projector. Company Confidential Optoma___________________ Delta________________ 2010/01/05...

  • Page 79: 5-4.Powering On/Off The Projector

    Delta Elec. Inc. EX785_ EW775 5-4. Powering On/Off the Projector Powering On the Projector 1. Remove the lens cover. 2. Connect the power cord to the projector. 3. Turn On the connected devices. 4. Ensure the Power LED turns amber and then press the power button to turn on projector. The Power LED will now flash blue.

  • Page 80: Powering Off The Projector

    Delta Elec. Inc. EX785_ EW775 Powering Off the Projector Press the “Power ” button on the remote control or “POWER” button on the rear of the projector two times with one second interval in between to turn off the projector. First push of button will display the following message on the screen.

  • Page 81: Setup / Security

    Delta Elec. Inc. EX785_ EW775 5-5. SETUP / Security Security Timer Enter the Security Timer sub menu. Enter the Months, Days, and hours that the projector can be used without entering the password. Exiting to the Setup menu activates the Security Timer. Once activated, the projector requires a password on the specified dates and times to allow power on and access to the security menu.
  • Page 82 Delta Elec. Inc. EX785_ EW775 Change Password Use this submenu to change the security password for the projector. 1. Select Change Password from the Security submenu. The Confirm Change Password dialog box displays. Select Yes. 4. Enter the default password <1> <2> <3> <4> <5>. A second password screen displays. 5.
  • Page 83 Delta Elec. Inc. EX785_ EW775 Security Setting Enable or disable the security password. Enabled—the current password is required to power on the projector and access the Security menu. Disabled—no password is required for any function. When security is enabled, the following screen displays at startup and before access to the Security menu is allowed: Company Confidential Optoma___________________...
  • Page 84 Delta Elec. Inc. EX785_ EW775 SETUP / Signal, Security, Projector ID, Audio, Advance, RS233, Network Signal Enter the signal menu. Set projector signal properties. Security Enter the signal menu. Access the projector’s security features. Projector ID Select a two digit projector ID from 0 through 99. Audio Enter the Audio menu.

  • Page 85: Calibration

    Delta Elec. Inc. EX785_ EW775 6. Calibration Step of into Service Mode Step 1 : To turn on the projector, press the Remote controller to disappear the OSD, then press “Power” key => “Left” key => “Right” key => “Down” key => “Up” key. Step 2：If password is correct then go into Service Mode.
  • Page 86 Delta Elec. Inc. EX785_ EW775 6-1. Calibrate Analog RGB (“1024x768@60Hz” & “1280x800@60Hz”): Step 1： In Service 1Mode select ADC Calibration - VGA In this menu input pattern with White(240,240,240) and Black(16,16,16) for calibrate VGA Source . After input ready press “Enter” key to calibration。...

  • Page 87: Calibrate Analog Ypbpr

    Delta Elec. Inc. EX785_ EW775 6-2. Calibrate Analog YpbPr: Equipment: VG828, must be take off H/V sync terminal from machine. Step 1： In Service 1 Mode select ADC Calibration - YUV. In this menu input pattern with 75﹪SMPTE pattern for calibrate YUV Source and notice that the input source must be 480i format 。 After input ready press “Enter”...
  • Page 88 Delta Elec. Inc. EX785_ EW775 6-3. Color Wheel Index, DMD Contrast and Brightness Adjustment @ RGB source A. Switch Timing to RGB (“1024x768@60Hz” XGA & “1280x800@60Hz” WXGA) B. Then go into Service Mode. In the Service Mode. C. Switch bright mode and Pattern 47 “16 Gray Scale”, and then check gray scales are still distinct.

  • Page 89: Installing Or Removing The Optional Lens

    Delta Elec. Inc. EX785_ EW775 7. Installing or Removing the Optional Lens Notice: Do not shake or pIace excessive pressure on the projector or the Iens components as the projector and Iens components contain precision parts. When shipping the projector with the optionaI Iens, remove the optionaI Iens before shipping the projector.

  • Page 90: Installing The New Lens

    Delta Elec. Inc. EX785_ EW775 Pull out the existing Iens sIowIy. Installing the New Lens 1. Align the notches and corrective position the electrical contact pad as shown in the picture. 2. Rotate the lens cIockwise untiI you feeI it cIick into pIace.

  • Page 91: Projection Lamp

    Delta Elec. Inc. EX785_ EW775 8. Projection Lamp 8-1. Projection Lamp The projection lamp should be replaced when it burns out. It should only be replaced with a certified replacement part, which you can order from your local dealer. Important: 1.

  • Page 92: To Replace The Lamp Module

    Delta Elec. Inc. EX785_ EW775 Lamp Replacing Procedure: Switch off the power to the projector by pressing the Power button. Allow the projector to cool down at least 30 minutes. Disconnect the power cord. Unlock the lamp cover. Pull up and remove the cover. Use a screwdriver to remove the screws from the lamp module.

  • Page 93: Ceiling Installation

    Delta Elec. Inc. EX785_ EW775 8-2. Ceiling Installation To prevent damage to your projector please use the recommended mounting package for installation. If you intend to use a third party ceiling mount, ensure that the screws meet the following specifications: 1.Screw Type: M4 2.Maximum screw length: 11 mm 3.

  • Page 94: Lamp Setting

    Delta Elec. Inc. EX785_ EW775 8-3. Lamp Setting Turn on the projector, press the Remote controller to disappear the OSD, then press “OPTIONS” item into “OPTIONS – LAMP SETTINGS” page. Lamp Hour Display the cumulative lamp operating time. Lamp Reminder Choose this function to show or to hide the warning message when the changing lamp message is displayed.

  • Page 95: Cleaning

    Delta Elec. Inc. EX785_ EW775 9. Cleaning 9-1. Cleaning the Lens You can purchase optic lens cleaner from most camera stores. Refer to the following to clean the projector lens. Apply a little optic lens cleaner to a clean soft cloth. (Do not apply the cleaner directly to the lens.

  • Page 96: Service Note

    Delta Elec. Inc. EX785_ EW775 10. SERVICE NOTE 10-1. Service Note Description Carry out cleaning of the main unit and interior when replacing the lamp or making inspections. The glass cleaner used with the following parts is as follows. 1) Cleaning the Projection Lens *When dust and fingerprints, etc.

  • Page 97: 10-2.Power & Ready Led Blink Code Message

    Delta Elec. Inc. EX785_ EW775 10-2. LED Error Messages POWER LAMP TEMP Error Code Message (Blink) (Blink) (Static) T1 temperature over temperature Thermal Break Lamp strike error Ballast over temperature Fan1 error (Lamp Fan) Fan2 error (Ballast Fan) Fan3 error (Burner Fan) Lamp door open DMD error Color wheel error...

  • Page 98: 10-3.Factory Preset Display Modes

    Delta Elec. Inc. EX785_ EW775 10-3. Factory Preset Display Modes Computer Compatibility Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 99 Delta Elec. Inc. EX785_ EW775 Apple Mac Compatibility Company Confidential Optoma___________________ Delta________________ 2010/01/05...

  • Page 100: Command

    Delta Elec. Inc. EX785_ EW775 11. RS-232 Command Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 101 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 102 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 103 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 104 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 105 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 106 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 107 Delta Elec. Inc. EX785_ EW775 RS232 Connect Diagram 1 2 3 4 5 7 8 9 RS232 CABLE Company Confidential Optoma___________________ Delta________________ 2010/01/05...

  • Page 108: Edid

    Delta Elec. Inc. EX785_ EW775 12. EDID EX785 a. Analog v1.2 08-09) ID Manufacturer Name ________________ = OTM (11-10) Product ID Code _____________________ = 0311(Hex), 785(Dec) (12-15) Last 5 Digits of Serial Number ______ = 16843009(Dec), 01010101(Hex) (16) Week of Manufacture _________________ = 1...
  • Page 109 Delta Elec. Inc. EX785_ EW775 RedY : 0.352 GreenX : 0.353 GreenY : 0.591 BlueX : 0.145 BlueY : 0.080 WhiteX : 0.317 WhiteY : 0.345 (35) ESTABLISHED TIMING I : 720 X 400 @ 70Hz (IBM,VGA) 640 X 480 @ 60Hz (IBM,VGA) 640 X 480 @ 67Hz (Apple,Mac II) 640 X 480 @ 72Hz (VESA) 640 X 480 @ 75Hz (VESA)
  • Page 110 Horizontal Freq. : 15-90 kHz Vertical Freq. : 50-85 Hz Pixel Clock : 170 MHz (108-125) Detailed Timing / Descriptor Block 4 : Monitor Name : EX785 (126) No Extension EDID Block(s) (127) CheckSum is OK Company Confidential Optoma___________________ Delta________________...
  • Page 111 Delta Elec. Inc. EX785_ EW775 b. Digital v1.3 (08H-09H) ID Manufacturer Name _________________________ = OTM (0AH-0BH) Product ID Code ______________________________ = 2A21(*!) (0CH-0FH) Last 5 Digits of Serial Number _______________ = UNUSE (10H) Week of Manufacture __________________________ = 01 (11H) Year of Manufacture __________________________ = 2009 (12H)
  • Page 112 Delta Elec. Inc. EX785_ EW775 800 x 600 @ 60Hz (VESA) (24H) ESTABLISHED TIMING II: 800 x 600 @ 72Hz (VESA) 800 x 600 @ 75Hz (VESA) 832 x 624 @ 75Hz (Apple,Mac II) 1024 x 768 @ 60Hz (VESA) 1024 x 768 @ 70Hz (VESA) 1024 x 768 @ 75Hz (VESA) 1280 x 1024 @ 75Hz (VESA)
  • Page 113 Max Horiz. Freq - 90 kHz Pixel Clock - 170 MHz GTF - Not Used ______________________________________________________________________ (6CH-7DH) Detailed Timing / Descriptor Block 4: Monitor Name: EX785 (7EH) Block No: (01) Extension EDID Block(s) (7FH) CheckSum OK Company Confidential Optoma___________________ Delta________________...
  • Page 114 Delta Elec. Inc. EX785_ EW775 Extended Block Type: CEA 861B Detailed Timing Blocks start at Byte:(20H) Native Format: (0x1) (03H) DTV (Basic Audio) (03H) YCbCr (4:4:4) (03H) YCbCr (4:2:2) Video Short Block Description: (05H) 640 x 480 P 59.94/60Hz 4:3 (06H) 720 x 480 P 59.94/60Hz 4:3 (07H) 720 x 480 P 59.94/60Hz 16:9 (08H) 720 x 576 P 50Hz 4:3...
  • Page 115 Delta Elec. Inc. EX785_ EW775 Playload(3 bytes 17H-19H) Speakers (17H): FL/FR 18H: Reserved 19H: Reserved Vendor Specific Short Block Description: Bytes: 03H, 0CH, 00H, 10H, 00H (20H - 32H) Detailed Timing Descriptions: 720x480 Pixel Clock: 27.00 MHz ______________________________________________________________________ Horizontal Image Size: 531 mm Vertical Image Size: 398 mm Refreshed Mode: Non-Interlaced Normal Display - No Stereo...
  • Page 116 Delta Elec. Inc. EX785_ EW775 ______________________________________________________________________ Horizontal Image Size: 708 mm Vertical Image Size: 398 mm Refreshed Mode: Non-Interlaced Stereo Horizontal: Active Count: 1280 pixels Blanking Count: 370 pixels Sync Offset: 110 pixels Sync Pulse Width: 40 pixels Border: 0 pixels Frequency: 45.00 kHz Vertical: Active Count: 720 lines...
  • Page 117 Delta Elec. Inc. EX785_ EW775 EW775 a. Analog (08-09) ID Manufacturer Name ________________ = OTM (11-10) Product ID Code _____________________ = 0307(Hex), 775(Dec) (12-15) Last 5 Digits of Serial Number ______ = 16843009(Dec), 01010101(Hex) (16) Week of Manufacture _________________ = 1 (17) Year of Manufacture _________________ = 2009 (18)
  • Page 118 Delta Elec. Inc. EX785_ EW775 RedY : 0.352 GreenX : 0.353 GreenY : 0.591 BlueX : 0.145 BlueY : 0.080 WhiteX : 0.317 WhiteY : 0.345 (35) ESTABLISHED TIMING I : 720 X 400 @ 70Hz (IBM,VGA) 640 X 480 @ 60Hz (IBM,VGA) 640 X 480 @ 67Hz (Apple,Mac II) 640 X 480 @ 72Hz (VESA) 640 X 480 @ 75Hz (VESA)
  • Page 119 Delta Elec. Inc. EX785_ EW775 Horizontal Image Size : 0 mm Vertical Image Size : 0 mm Refreshed Mode : Non-Interlaced Horizontal : Active Time : 1024 pixels Blanking Time 160 pixels Sync Offset : 48 pixels Sync Pulse Width : 32 pixels Border 0 pixels...
  • Page 120 Delta Elec. Inc. EX785_ EW775 b. Digital (08H-09H) ID Manufacturer Name _________________________ = OTM (0AH-0BH) Product ID Code ______________________________ = 2A17(*) (0CH-0FH) Last 5 Digits of Serial Number _______________ = UNUSE (10H) Week of Manufacture __________________________ = 01 (11H) Year of Manufacture __________________________ = 2009 (12H) EDID Version Number __________________________...
  • Page 121 Delta Elec. Inc. EX785_ EW775 800 x 600 @ 60Hz (VESA) (24H) ESTABLISHED TIMING II: 800 x 600 @ 72Hz (VESA) 800 x 600 @ 75Hz (VESA) 832 x 624 @ 75Hz (Apple,Mac II) 1024 x 768 @ 60Hz (VESA) 1024 x 768 @ 70Hz (VESA) 1024 x 768 @ 75Hz (VESA) 1280 x 1024 @ 75Hz (VESA)
  • Page 122 Delta Elec. Inc. EX785_ EW775 ______________________________________________________________________ (48H-59H) Detailed Timing / Descriptor Block 2: 1280x720 Pixel Clock: 130.00 MHz ______________________________________________________________________ Horizontal Image Size: 0 mm Vertical Image Size: 0 mm Refreshed Mode: Non-Interlaced Normal Display - No Stereo Horizontal: Active Count: 1280 pixels Blanking Count: 160 pixels Sync Offset: 48 pixels Sync Pulse Width: 32 pixels...
  • Page 123 Delta Elec. Inc. EX785_ EW775 Extended Block Type: CEA 861B Detailed Timing Blocks start at Byte:(20H) Native Format: (0x1) (03H) DTV (Basic Audio) (03H) YCbCr (4:4:4) (03H) YCbCr (4:2:2) Video Short Block Description: (05H) 640 x 480 P 59.94/60Hz 4:3 (06H) 720 x 480 P 59.94/60Hz 4:3 (07H) 720 x 480 P 59.94/60Hz 16:9 (08H) 720 x 576 P 50Hz 4:3...
  • Page 124 Delta Elec. Inc. EX785_ EW775 Speaker Short Block Description: Playload(3 bytes 17H-19H) Speakers (17H): FL/FR 18H: Reserved 19H: Reserved Vendor Specific Short Block Description: Bytes: 03H, 0CH, 00H, 10H, 00H (20H - 32H) Detailed Timing Descriptions: 720x480 Pixel Clock: 27.00 MHz ______________________________________________________________________ Horizontal Image Size: 531 mm Vertical Image Size: 398 mm...
  • Page 125 Delta Elec. Inc. EX785_ EW775 1280x720 Pixel Clock: 74.25 MHz ______________________________________________________________________ Horizontal Image Size: 708 mm Vertical Image Size: 398 mm Refreshed Mode: Non-Interlaced Stereo Horizontal: Active Count: 1280 pixels Blanking Count: 370 pixels Sync Offset: 110 pixels Sync Pulse Width: 40 pixels Border: 0 pixels Frequency: 45.00 kHz Vertical:...

  • Page 126: Rj45

    Delta Elec. Inc. EX785_ EW775 13. RJ45 For simplicity and easy of operation, the Optoma projector provides additional diverse networking and remote management features. The LAN / RJ45 function of the projector through a network, such as remotely manage; Power On/Off, brightness/ Contrast settings. Also, projector status information, such as: Video-Source/ Sound-Mute...
  • Page 127 Delta Elec. Inc. EX785_ EW775 13-2. On the PC (Laptop), select Start-> Control Panel-> Network connections. 13-3. Right Click on your Local Area Connection, and select Property. In the Properties window, select the General tab, and select Internet Protocol 13-4. (TCP/IP).
  • Page 128 Delta Elec. Inc. EX785_ EW775 13-5. Click Properties. 13-6. Fill in the IP address and Subnet mask, then press OK. 13-7. Press the Menu button on the projector. Select OSD-> SETUP-> Network-> Enabled. 13-8. -> OFF DHCP Input the following: 13-9.
  • Page 129 Delta Elec. Inc. EX785_ EW775 Press Apply (Enter) to confirm settings. 13-10. Open a web browser 13-11. (ex, Microsoft Internet Explorer with Adobe Flash Player 9.0 or high). 13-12. In the Address bar, input the IP address: 10.10.10.10. Apply Press 13-13.

  • Page 130: Spare Part List

    Delta Elec. Inc. EX785_ EW775 14. EX785_DP-3638 & EW775_DP-7606 Spare part list TYPE DESCRIPTION EX785 EW775 Q'ty Cover assy CASE TOP ASSY HT8601 OPTOMA 3398045501 Cover assy CASE BOTTOM ASSY HT8601 OPTOMA 3398044502 Cover assy CASE FRONT ASSY HT8601 OPTOMA...
  • Page 131 36 CABLE SIGNAL RCA RCA L1800 YEL 3080301101 Cable 37 CABLE FFC L230 WHT (M/B TO KEYPAD/B) 3081508301 38 CD SOFTWARE PACKING ASSY 3534103700 Manual 39 CARD QUICK START DP3638 OPTOMA 5010088900 Remote 40 REMOTE CONTROLLER 36KEYS 5041820300 Company Confidential Optoma___________________ Delta________________...
  • Page 132 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...
  • Page 133 Delta Elec. Inc. EX785_ EW775 Company Confidential Optoma___________________ Delta________________ 2010/01/05...

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