Eiki EK-810U Service Manual
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Eiki EK-810U Service Manual

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SERVICE MANUAL

EK-810U/EK-811W
Date
Revise Version
Description
2016.12.26
V1.0
Initial Issue
Copyright December 2016 All Rights Reserved
(C) 2016 EIKI Industrial Inc,

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Summary of Contents for Eiki EK-810U

  • Page 1: Service Manual

    SERVICE MANUAL EK-810U/EK-811W Date Revise Version Description 2016.12.26 V1.0 Initial Issue Copyright December 2016 All Rights Reserved (C) 2016 EIKI Industrial Inc,...
  • Page 2 Preface This manual is applied to EK-810U/EK-811W projection system.The manual gives you a brief description of basic technical information to help in service and maintain the product. Your customers will appreciate the quick response time when you immediately identify problems that occur with our products.We expect your customers will appreciate the service that you offer them.

  • Page 3: Table Of Contents

    Disassemble Left Cover 2-10 Disassemble IO Cover 2-11 Disassemble Engine Module 2-13 Disassemble LVPS 2-18 Disassemble Bottom Cover Module 2-21 Chapter 3 Troubleshooting LED Lighting Message Main Procedure No Power Troubleshooting Power Troubleshooting Image Troubleshooting Remote Troubleshooting Network Troubleshooting EK-810U/EK-811W...
  • Page 4 Chapter 4 Test & Inspection Test Equipment Needed Service Mode Factory Reset Calibration Re-write SN Adjustment Chapter 5 Firmware Upgrade System Firmware Upgrade Recovery Mode Appendix A Exploded Image Error Log Appendix B EK-810U/EK-811W...

  • Page 5: Chapter 1 Introduction

    Chapter 1 Introduction 1-1 Highlight Description Item EK-810U EK-811W Dimensions (W x H x D) 484 x 181 x 509 mm (without lens, w/o elevators) 24 kg Net Weight (w/o lens) Weight (kg) 25 kg Gross Weight (with A06 lens) 28.5 kg Weight with package (w/o lens)
  • Page 6 Description Item EK-810U EK-811W 1 x RS232 (D-sub 9 pin) (PC Control) 1 x Wired in (3.5mm phone jack) (Remote In) Control Terminal 1 x USB type A (for WiFi dongle purpose) 1 x Mini USB (for LAN FW upgrade only) (Service)

  • Page 7: Compatible Mode

    56.48 1024 x 768 60.02 1024 x 768 68.67 SXGA 1152 x 864 63.8 SXGA 1152 x 864 67.5 SXGA 1152 x 864 77.1 SXGA 1280 x 1024 63.98 SXGA 1280 x 1024 77.9 SXGA 1280 x 1024 79.98 EK-810U/EK-811W...
  • Page 8 1280 x 768 68.63 WXGA 1280 x 720 44.8 WXGA 1280 x 800 49.6 WXGA 1366 x 768 47.71 WXGA+ 1440 x 900 55.9 WSXGA 1680 x 1050 65.3 WUXGA 1920 x 1080-RB 66.6 WUXGA 1920 x 1080-EIA 67.5 EK-810U/EK-811W...
  • Page 9 800 x 600 48.08 SVGA 800 x 600 46.88 SVGA 800 x 600 53.67 1024 x768 48.36 1024 x768 56.48 1024 x768 60.02 1024 x768 68.67 SXGA 1152 x 864 63.8 SXGA 1152 x 864 67.5 SXGA 1152 x 864 77.1 EK-810U/EK-811W...
  • Page 10 1280 x 768 68.63 WXGA 1280 x 720 44.8 WXGA 1280 x 800 49.6 WXGA 1366 x 768 47.71 WXGA+ 1440 x 900 55.9 WSXGA 1680 x 1050 65.3 WUXGA 1920x1080-RB 66.6 WUXGA 1920x1080-EIA 67.5 WUXGA 1920x1200-RB 59.95 74.04 EK-810U/EK-811W...

  • Page 11: Ek-810U/Ek-811W

    33.75 1080i 1920 X 1080 50(25) 33.75 1080p 1920 x 1080 67.5 1080p 1920 x 1080 56.25 1080p 1920 x 1080 23.97/24 Note: If the Computer Compatibility supportive signal is different from User’s Manual, please refer to User’s Manual. EK-810U/EK-811W...

  • Page 12: Disassembly Process

    4. Hex Sleeves 5 mm 5. Tweezers 6. Knife 7. Projector * Before you start: - This process is protective level II. Operators should wear electrostatic chains. - When disassemble Engine module , please notice that it require specific environmental conditions (clean room). EK-810U/EK-811W...

  • Page 13: Disassemble Projector Lens

    Projector lens Note: - Please hold lens module in the right way. - Be careful not to dirty the glass of the lens module. - Be careful not to touch the motor of the lens module Wrong Right EK-810U/EK-811W...

  • Page 14: Disassemble Top Cover

    2-3 Disassemble Top Cover 1. Loosen 4 black screws (as red circle). 2. Loosen 8 screws (as green circle). 3.Take the top cover module out. EK-810U/EK-811W...

  • Page 15: Disassemble Main Board Module

    2-4 Disassemble Main Board Module 1. Take out the top IR board from the hook. 2. Loosen 18 screws to disassemble top shielding (as green circle). 3. Loosen 2 screws to disassemble LED board (as red circle). LED board IR board EK-810U/EK-811W...
  • Page 16 4. Loosen 3 screws and 10 hexes (as red circle). 5.Loosen 9 screws to disassemble main board (as green circle). 6.Loosen 3 screws to disassemble IO board (as red circle). EK-810U/EK-811W...
  • Page 17 Item on Connector The key feature Figure Board KEYPAD CONN White connector (30 pin) Composed of black,blue,gray,red wires J35/J34 FAN10/FAN4 white connector (4pin) Composed of black, green, gray, and red J33/J32 FAN9/FAN8 wires, white connector (4 pin) P/W FPC EK-810U/EK-811W...
  • Page 18 (2 pin) Composed of two red wires, a white H SENSOR R connector, a black wire tube (2 pin) V POWER/ H Composed of yellow, white, red, and J45/J42 POWER blue wires, a white connector (4 pin) EK-810U/EK-811W...
  • Page 19 Composed of white, black, and red P/W SENSOR wires, a red connector (3 pin) J36/J37 FAN7/FAN5/FAN3/ Composed of black, blue, gray, and J31/J30 FAN2 brown wires, a white connector (4 pin) FAN1 7.Loosen 6 screws to disassemble bottom shielding (as green circle). EK-810U/EK-811W...

  • Page 20: Disassemble

    2-5 Disassemble Front Cover 1.Loosen 9 screws to disassemble front cover (as red circle). 2.Loosen 6 screws to disassemble bracket (as green circle). EK-810U/EK-811W...

  • Page 21: Disassemble Left Cover

    3. Take out the front IR (as red rectangle). Front Cover 4.Loosen 5 screws to disassemble front shielding (as green circle). 2-6 Disassemble Left Cover 1.Take out the interlock switch (as red rectangle). EK-810U/EK-811W 2-10...

  • Page 22: Disassemble Io Cover

    2.Loosen 5 screws to disassemble left cover (as green circle). Left Cover 2-7 Disassemble IO Cover 1.Loosen 3 screws (as red circle). EK-810U/EK-811W 2-11...
  • Page 23 2.Loosen 2 screws (as green circle). 3.Loosen 6 screws to separate IO cover and keypad board (as red circle). IO Cover KeyPad Rubber EK-810U/EK-811W 2-12...

  • Page 24: Disassemble Engine Module

    2-8 Disassemble Engine Module 1.Loosen 4 screws to disassemble fan5& fan7 (as green circle). Fan 5 Fan 7 2.Loosen 4 screws to disassemble fan6 (as red circle). Fan5&Fan7 Fan6 EK-810U/EK-811W 2-13...
  • Page 25 3.Unplug 6 connectors (as green circle). 4.Unplug 1 connector (as red square). 5.Loosen 10 screws to disassemble the engine module (as green circle). EK-810U/EK-811W 2-14...
  • Page 26 6.Loosen 1 screws to disassemble the thermal switch (as red circle). Thermal Switch 7.Remove the glue,then loosen 5 screws to separate the filter cover and combiner module (as green circle). Combiner Module EK-810U/EK-811W 2-15...
  • Page 27 8.Loosen 3 screws to disassemble filter wheel module (as red circle). Filter Module 9.Loosen 3 screws to disassemble filter bottom cover (as green circle). EK-810U/EK-811W 2-16...
  • Page 28 10.Loosen 4 screws to disassemble DMD heatsink (as red circle). 11.Loosen 6 screws to disassemble DMD board (as green circle). DMD Board 12.Loosen 4 screws to disassemble DMD board (as red circle). EK-810U/EK-811W 2-17...

  • Page 29: Disassemble Lvps

    13.Loosen 2 screws to disassemble bracket (as green circle). Engine Module 2-9 Disassemble LVPS 1.Unplug 4 connectors (as green rectangle). 2.Loosen 6 screws to disassemble LD driver board (as red circle). EK-810U/EK-811W 2-18...
  • Page 30 3.Loosen 5 screws to separate LD driver board and heatsink (as yellow circle). LD Driver Module 4.Loosen 5 screws to disassemble shielding and unplug all connectors (as red circle). Interlock Switch EK-810U/EK-811W 2-19...
  • Page 31 5.Rotate the cap take out the fuse (as green square) and loosen 5 screws to disassemble AC (as red circle). Fuse 6.Loosen 7 screws to disassemble LVPS (as green circle). LVPS EK-810U/EK-811W 2-20...

  • Page 32: Disassemble Bottom Cover Module

    2-10 Disassemble Bottom Cover Module 1.Loosen 4 screws to disassemble right cover (as red circle). 2.Loosen 12 screws to disassemble fan3 & fan2 & fan1 (as green circle). Fan 2 Fan 1 Fan 3 Right Cover Fan1&Fan2&Fan3 EK-810U/EK-811W 2-21...
  • Page 33 3.Loosen 8 screws to disassemble fan4 & fan10 (as red circle). Fan 10 Fan 4 4.Loosen 3 screws to disassemble 3 foot (as green circle). Foot Fan4&Fan10 5.Loosen 23 screws to disassemble the bottom cover (as yellow circle). Bottom Cover EK-810U/EK-811W 2-22...

  • Page 34: Chapter 3 Troubleshooting

    Power off (Cooling down) Flashing AV mute is off (Image is displayed) Steady Steady Steady AV mute is on (Image is black) Steady Steady Steady Projector communication Steady Flashing Steady Firmware upgrade Flashing Flashing Error (Over temperature) Steady Error (Fan failure) Flashing EK-810U/EK-811W...

  • Page 35: Main Procedure

    No power Dose the power troubleshooting LED light ? Turn on the projector Power Dose the laser ignite ? troubleshooting Image Is image OK? troubleshooting Remote control Is remote control troubleshooting Network Is network OK? troubleshooting No Fault Found EK-810U/EK-811W...

  • Page 36: No Power Troubleshooting

    (100V~240V) Is the top cover Ensure the top cover in Securely in place and it´s correct closed properly fastened? posistion Change power supply Change main board Continue function test and refer to other troubleshooting once the power LED light EK-810U/EK-811W...

  • Page 37: Power Troubleshooting

    Status LED flashing red before status LED lights? =4.5~12V±0.3V? Light LED off status Measure voltage Measure voltage ReplaceM/B LED flashing green J48 Pin1=5V? J25 Pin1=5V? Replace LD Replace photo driver board sensor Continue function test and refer to other troubleshooting EK-810U/EK-811W...

  • Page 38: Image Troubleshooting

    Is the problem Does the PC/Video Change M/B and signal source image on the solved? work fine screen? Ensure signal cable Dose the HDMI Is the problem and signal source Change M/B image show on the solved? work fine screen? EK-810U/EK-811W...
  • Page 39 Is color OK? Change M/B Is color OK? Change F/W module Is the line bar in same Reassemble Change DMD Have line bar? Have line bar? Have line bar? board place when change DMD and pattern? Chang M/B Chang M/B EK-810U/EK-811W...

  • Page 40: Remote Troubleshooting

    3-6 Remote Troubleshooting Start Is the remote controller Change Remote Change Battery Is the problem solved? function ok ? control Replace IR sensor Is the problem solved? Board Is the problem solved? Replace M/B No fault found EK-810U/EK-811W...

  • Page 41: Network Troubleshooting

    Is the RJ45 Connector LED in normal source of PC is status? (Orange and Green LED will be lit) Change main board Are the Network settings of Change Network the unit right? setting Change main Is the Network function OK? board No Fault Found EK-810U/EK-811W...

  • Page 42: Test&Inspection

    - Press “Menu” button on Remote Controller or Keypad,choose “OPTION” - Choose “SERVICE” - Enter the code “1,5,9,0” by remote controller or Press the button “LEFT +DOWN+RIGHT+UP” by keypad to access service mode. - Press “Enter” to get into service mode. EK-810U/EK-811W...

  • Page 43: Factory Reset

    After final QC step, we have to erase all saved change again and restore the OSD default setting. The following actions will allow you to erase all end-users’ settings and restore the default setting: - Please get into service mode - Select "Factory Reset" - Press "Enter" EK-810U/EK-811W...

  • Page 44: Calibration

    - Place the projector on a clean horizontal surface. - On the Remote, press Menu >SETUP>Lens Function. - Select Lens Calibration. - Press Enter. 2. ABC Calibration Note: Always perform ABC Calibration after repairing the engine or main board. - Please get into service mode EK-810U/EK-811W...
  • Page 45 - Press “Auto” key to execute the ADC calibration. Criteria - If there is noise on the screen, the product is considered as failure product. - The screen appears normal, it shouldn’t appear any abnormal condition, such as lines and so on. EK-810U/EK-811W...
  • Page 46 (2) Filter Wheel Index Adjustment: Procedure - Project the 64 Gray RGBW pattern. - Test timming:WUXGA 1920 x 1200 @60Hz - Enter Service Mode,Click Filter wheel Index. - Adjust the index upwards until blue &red does not appear smooth,record the a index value. EK-810U/EK-811W...
  • Page 47 (3) Get into color wheel speed 3X to repeat (1) and (2) steps Procedure - Press "Menu" - Select "PICTURE" - Select "Advance" - Select "Color Wheel Speed" - Select "3X" - Press "Enter" Note: When finished the wheel index please set the color wheel speed back to 2X. EK-810U/EK-811W...

  • Page 48: Re-Write Sn

    “Load define” - Then key in the Serial Number, for example“E69A1146”. Then click “RUN” to re-write SN. Then the “Pass” message will be shown on the window. Inspection item - Press “MENU->OPTION->Information" - Check the serial number. EK-810U/EK-811W...

  • Page 49: Adjustment

    - Once position 3 is in focus, check position1 If position 1 is not in focus, use focus up or down key to adjust focus till it is in focus. - If pressing focus up key can focus position1, EK-810U/EK-811W...
  • Page 50 - Change the screen to “white screen.” - Adjust the rod by using the screws on the engine module to re-adjust the image. (“screw 1“ should be adjusted first,and then “screw 2“. Adjust until the yellowish or bluish parts disappear.) EK-810U/EK-811W...

  • Page 51: Firmware Upgrade

    Chapter 5 Firmware Upgrade Section 1 : Scalar/MCU/Formatter/LAN FW upgrade 5-1-1 Equipment Needed Software : - EIKI B35LH Upgrade Firmware Wizard .zip Hardware : - Projector - Power Cord - RJ45 cable(CAT-5e) - PC or Laptop with Windows XP/7 EK-810U/EK-811W...
  • Page 52 5-1-2 Firmware Upgrade �rocedure �rocedure 1.Windows Setting - Close Windows firewall. - Set HDD sleep timer larger than two hours. - Run as administrator in case of Windows 7 system. 2.Network Setting - Double click the “Local area connection”, choose “Properties”. EK-810U/EK-811W...
  • Page 53 - Modify the IP address to 192.168.0.101, and modify 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 written down. - Click "OK". - Click "Close" to quit the setting screen. EK-810U/EK-811W...
  • Page 54 3. Download the latest firmware program file from the website, Unzip the file to the desktop and open the folder created. 4. Execute the Upgrade_Wizard.exe. 5. Select “please check firewall has been cloesd”. - Click “next”. EK-810U/EK-811W...
  • Page 55 6.Connect projector to computer by RJ-45, turn on projector. - Click "next". 7.Prepare to update projector. - Cleck "next". - Cleck "next". EK-810U/EK-811W...
  • Page 56 - Do not connect or disconnect any cables or power cords. 9. At last "Update successful" shows on the screen,click"exit",then turn off the projector. 10. Re-power on the projector - press "Menu" - Select"OPTION" - Select"Information" - Press "Enter" to check the FW Version. EK-810U/EK-811W...

  • Page 57: Recovery Mode

    Unzip the file and keep on your desktop. - Double click the folder. - Choose the upgrade file based on the system of PC. - 64-bit system execute FlashUpgrader_x64.exe - 32-bit system execute FlashUpgrader_x32.exe - Unzip the file. EK-810U/EK-811W...
  • Page 58 3. Choose “FlashUpgrader.exe” Program. - Double click “FlashUpgrader.exe” to execute FlashUpgrader setup. 4. Choose “USB 2.0”,then click “Flash” button to start FW upgrade. 5. Then will show upgrade progress bar. EK-810U/EK-811W...
  • Page 59 (2) After upgrade finished, remove the power code. (3) 32-bit system need to install mini-USB driver manually. -Right-click "computer" -Click" Manage" -Click"Device Manager" -Righter-click "Unknown Manager" -Install the driver -Click "Browse my computer for driver software" -Click "Browse" -Select "FlashUpgrader_x32_driver" -Click "OK" -Click "Next" EK-810U/EK-811W...
  • Page 60 5. Connect the projector to AC and power it on. 6. When the source message is displayed on the bottom left of the projected image, click Next. 7. Choose upgrade items, then click next 8. Updating result - When firmware recovery completes, will shows“Update Successful”. EK-810U/EK-811W 5-10...
  • Page 61 Appendix A (Exploded Image) Note: This chapter is only designed to show the exploded image of the projector.For updated part numbers,please refer to RSPL report.Here we take EK-810U for example. D.C. EK-810U/EK-811W...
  • Page 62 ASSY MB BOTTOM SHELDNG See The Page “V” Main Board MB TOP SHLEDNG B35LH SHELDNG LVPS B35LH PCBA DRVER BOARD ASSY 80.74K09G001 FOR B35LH PROJECT 61.74K03G003 COVER TOP METAL B35LH FAN SUNON 120X25mm 49.79202G002 /PWM CONTROL/ A35LH & A70LH EK-810U/EK-811W...
  • Page 63 Rear Cover Description Parts Supply 80.74K03G001 PCBA KEYPAD BD FOR B35LH 52.74K03G001 KEYPAD RUBBER B35LH 70.74K30GR01 ASSY O COVER FOR 74K 80.74K07G001 PCBA LED BD FOR B35LH LABEL O EK B35LH SCREW PAN MECH EK-810U/EK-811W...

  • Page 64: Main Board

    Main Board tem Description Parts Supply HEX SPACER M3-3.0 W5 L20.0 PCBA MAN BD ASSY FOR B35LH 80.74K01G002 WUXGA EK-810U PROJECTOR PCBA O BD FOR B35LH MODEL 80.74K06G001 PROJECTOR SCREW PAN MECH W/SF M3*6 EK-810U/EK-811W...
  • Page 65 PCBA WUXGA DMD BD FOR A35LH 80.79202G001 PROJECT 70.73G15GR01 ASSY FLTER WHEEL MODULE FOR 73G 70.76P06GR01 ASSY COMBNER MODULE FOR 76P FAN SUNON, 55mmx55mmx15mm, TWO 49.79204G002 BALL, AXAL FAN, PWM CONTROL FAN SUNON 120X25mm /PWM CONTROL/ 49.79202G002 A35LH & A70LH EK-810U/EK-811W...
  • Page 66 DMD Over Temperature Detect DMD Over Temperature TEC Current Abnormal Detect Current Abnormal Format Board Power On Fail Detect Format Board Power On Fail Other problems Over Temperature Detect Thermal Sensor Overheat Color Wheel Unexpected Stop Detect Color Wheel Unexpected Stop EK-810U/EK-811W...

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