Christie GS Series Service Manual
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Christie GS Series Service Manual

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Service Manual
020-001236-02
GS Series
DHD1075-GS/DWU1075-GS

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Summary of Contents for Christie GS Series

  • Page 1 Service Manual 020-001236-02 GS Series DHD1075-GS/DWU1075-GS...
  • Page 2 The warranty does not apply to any product where the serial number has been removed or obliterated. The warranty also does not apply to any product sold by a reseller to an end user outside of the country where the reseller is located unless (i) Christie has an office in the country where the end user is located or (ii) the required international warranty fee has been paid.

  • Page 3: Table Of Contents

    PC mode ............20 GS Series 1075 Service Manual...
  • Page 4 Recovering when the LAN firmware upgrade fails ....... 44 GS Series 1075 Service Manual...
  • Page 5 Removing the thermal switch ..........76 GS Series 1075 Service Manual...
  • Page 6 Removing the keypad board ..........91 GS Series 1075 Service Manual...

  • Page 7: Introduction

    Introduction This document provides technical information for assisting Christie qualified technicians in the servicing of the Christie GS Series 1075 projectors. Every effort has been made to make sure the information in this document is accurate and complete. However, due to continuing research all information is subject to change without notice.

  • Page 8: Front View

    Controls the projector. AC input Connects to the supplied power adapter. Power button Powers the projector on or off. Kensington security slot Secures the projector to help prevent theft or unauthorized removal. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 9: Left View

    Identify the main component on the right side of the projector. Part name Description Cooling air vents (intake) Provides cooling to the projector. Keep these vents unobstructed to prevent the projector from overheating. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 10: Service Guidelines

    Components must be replaced with exact equivalents. Failure to do so may result in unsafe operation. Servicing live equipment Only Christie qualified technicians who are knowledgeable about the hazards associated with hazardous voltage, ultraviolet exposure, and high temperatures are authorized to assemble, install, and service Christie equipment.

  • Page 11: Safety And Warning Guidelines

    Read all safety and warning guidelines before installing or operating the projector. This projector must be operated in an environment that meets the operating range specification. Use only the attachments and/or accessories recommended by Christie. Use of others may result in the risk of fire, shock, or personal injury.
  • Page 12 • Any operation or adjustment not specifically instructed in the User manual creates the risk of hazardous laser radiation exposure. • Only Christie qualified technicians who are knowledgeable about the hazards associated with laser use, high-voltage, and high temperatures generated by the product are authorized to assemble, install, and service the Christie Laser Projection System.

  • Page 13: Light Intensity Hazard Distance

    STD lens TR 1.5-2.0 140-110103-XX Optional lens TR 2.0-4.0 140-111104-XX 1.0 to 2.1 2.1+ Optional lens TR 4.0-7.2 140-116109-XX 2.7 to 4.1 4.1+ Optional lens TR 0.84-1.02 140-114107-XX Optional lens TR 1.02-1.36 140-115108-XX GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 14: Maintenance And Cleaning

    Blow off particles with clean, dry deionized air. Check for dust build-up on blades. Inspect Blow off particles with clean, dry harness connection for proper seating. Never deionized air. touch or blow on the fan blade. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 15: Ventilation

    Do not spill liquids of any kind into the projector. Should an accidental spill occur, immediately unplug the projector and have it serviced by a qualified service technician. Power supplies Power supplies are not serviceable. Never open or attempt to service a power supply. Contact Christie for a replacement. GS Series 1075 Service Manual...

  • Page 16: Power Cord And Attachments

    Dust-free blower: Filtered dry nitrogen blown through an anti-static nozzle • Dust-free lens tissue, such as: Optowipes (18LAB022), Kim Wipes, or equivalent • For lens only: Lens cleaning solution • Cotton swabs with wooden stems only • Lens cleaning cloth/microfiber GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 17 2. Roll a lens tissue around a swab and soak it in coated optics cleaner solution. Tissue should be damp, but not dripping. 3. Gently wipe the surface with a figure-8 motion. Repeat this motion until the blemish is removed. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 18: Service Setups

    Phillips #1 screwdriver • Flathead 3/16" X 4" screwdriver Service modes The GS Series 1075 projectors contain two kinds of modes: Factory and Service. Entering Factory mode Learn how to enter the Factory mode. 1.Turn on the projector. 2.On the remote or keypad, press the Auto, left, left, left buttons sequentially.

  • Page 19: Performing A Factory Reset

    Firmware update Color wheel index Phosphor wheel index Factory reset ABC calibration DMR adjustment DMB adjustment Focus adjustment ROD adjustment Lens calibration ADC calibration Network test HDBaseT function test GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 20: Pc Mode

    Warning! If not avoided, the following could result in death or serious injury. • Do not look into the projector lens when the laser is on. The extremely high brightness can cause permanent eye damage. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 21: Performing An Auto-Brightness Constant Calibration

    18. 4.Select ABC Feedback. 5.On the IR remote, press the Right button. 6.To confirm whether the max value of LS (light sensor) is within specification, refer to the image below. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 22: Calibrating The Lens

    The lens shift is moving smoothly. 1.Place the projector on a clean horizontal surface. 2.On the IR remote or keypad, press Menu > Configuration > Lens Setting. 3.Select Lens Calibration. 4.Press Enter. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 23: Analog Digital Convert Calibration

    To perform the video calibration, complete the steps below. Part name Description Test equipment Video generator (output level: 700 mv) Test signal • 1080P: Analog 1920 x 1080 @60Hz • WUXGA: Analog 1920 x 1200 @60Hz GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 24: Adjusting The Rod Assembly

    3.Project an image of 100 inches in a dark environment (< 2 Lux). 4.Enter Service mode. Entering Service mode on page 18. 5.Click Test Pattern, select the White Screen test pattern. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 25: Adjusting The Focus

    3.Adjust the focus to make the picture as fuzzy as possible. 4.Measure the minimum imaging distance. 5.Confirm whether the distance values differ less than 3 cm from the lens specification values. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 26: Adjusting Boresight

    3.Refocus position 1 and check if position 2 is also in focus. If not, repeat steps 1 and 2. 4.If the projector is still not in focus, reset the set screw position: GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 27: Adjusting The Dichroic Mirror Red

    Stop adjusting the dichroic mirror red (DMR) screw when the brightness of P5 is at its maximum. 7.To fix the dichroic mirror red (DMR) screws, use Loctite 222 or green glue (BONBOND LOCK BB- 2100). GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 28: Adjusting The Dichroic Mirror Blue

    P5 is at its maximum. b.Color temperature of P4, P5, and P6: Max-Min </= 200K. Left Right 8.To fix the dichroic mirror blue (DMB) screws, use Loctite 222 or green glue (BONBOND LOCK BB- 2100). GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 29: Adjusting The Phosphor Index

    (a+b)/2. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 30: Adjusting The Color Index

    (a+b)/2. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 31: I/O Port Function Test

    To perform the VGA port performance test, complete the following steps. 1.Connect the projector and video generator using a VGA cable. 2.Select the signal source VGA. The image of video generator is projected. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 32: Running A Hdmi Port Performance Test

    3G-SDI port performance test Inspection distance 1.8 to 2.2 m Criteria No abnormal color performance, line distortion, or noise exist on the screen To perform the 3G-SDI port performance test, complete the following steps. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 33: Running A 3D Sync Out Port Performance Test

    To perform the remote port performance test, complete the following steps. 1.Connect the projector and remote controller using a audio cable. 2.On the IR remote, press Menu. The image of on-screen display menu is projected. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 34: Running A Usb A Port Performance Test

    Replacing the main board and I/O board on page 83). 1.On the IR remote keypad, press Menu > Input Switching > PIP Menu. 2.Set PIP/PBP Enable to On. 3.Ensure each item is functioning normally. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 35: Performing A Network Function Test On The Network Port

    PC and the projector Ethernet Port with a RJ45 cable. b.Use Internet Explorer to navigate to http://192.168.0.100. c.For the Access type, select Administrator. d.Enter the password admin. e.Click Login. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 36: Performing A Network Function Test On Hdbaset Port

    2.Select the signal source HDBaseT. 3.On the IR remote keypad, press Menu > Configuration > Communications> Serial port > HDBaseT. 4.Set the PC Baud Rate to 115200. 5.Input the RS232 command (SYS?). GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 37: Performing A Wireless Function Test

    Internet Explorer to navigate to http://192.168.1.100. b.For the Access type, select Administrator. c.Enter the password admin. d.Click Login. e.Click Download. f.Click Save. 3.Install the Christie Presenter. a.Double-click Christie Presenter. b.Click OK. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 38: On-Screen Display Functionality Inspection

    Missing logo, missing letters and blurry print are not acceptable. Screws All screws should be properly installed and the correct type. Safety or warning All safety and warning labels must be visible. labels GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 39 Service setups Check item Check point Connectors All interface connectors must be installed and functional. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 40: Firmware

    Updating the Windows setting To update the firmware on your projector, you must first set up your PC. 1. Close all firewalls. 2. Set the HDD sleep timer to greater than two hours. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 41: Installing The Firmware Upgrade Utility

    Installing the firmware upgrade utility To update the firmware on your projector, install the firmware update utility on your PC. 1. Download the latest firmware program file from the Christie website (www.christiedigital.com). 2. Unzip the file to the desktop and open the folder created.
  • Page 42 For example, if the projector IP address is 192.168.000.100, set the computer IP address to 192.168.000.xxx, where xxx is not 100. c. On the Connect Projector to Computer tab, type the IP address of the projector. d. Click Next. 7. Click Next. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 43 Firmware 8. On the Prepare to Update Projector tab, select your projector model name. Click Next. 9. Choose the firmware version that you want to upgrade to. Click Next. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 44: Performing A Firmware Recovery

    Projector Info. 5. Click Exit. Recovering when the LAN firmware upgrade fails If the firmware recovery did not work, complete the following steps to recover the local area network. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 45 3. When the Ethernet LED flashes twice, to power on the projector, press Power. 4. Connect the projector to the PC with a mini USB cable. 5. Download the latest firmware program file from the Christie website (www.christiedigital.com). a. Unzip the firmware file and save it to the desktop.

  • Page 46: Troubleshooting

    Error examples include: fan failure, over temperature, wrongly installed filter, CW failure. White Flashing Update Projector is in flash (LAN) update state. AC off AC power is off (without AC plug in). GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 47: Shutter Led

    Description Magenta (solid) Shutter closed Projector is on, the image is blank, and the shutter is closed. Shutter open Projector is on, an image is displayed, and the shutter is open. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 48: Main Procedure

    Is the image quality good? performance Refer to verify the IR remote Is the IR remote keypad keypad operation working? Refer to verify the network Is the network connection connection functioning? No fault found GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 49: Verify Power Connection

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  • Page 50: Verify Power Functionality

    Troubleshooting Verify power functionality GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 51: Verify Power Functionality

    Troubleshooting Verify power functionality GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 52: Verify Pin Protection

    Turn off the unit ,then Hold the “power”Button, and press Is the PIN correct? the “Enter”button at the same time. PIN will be reset to default .(Default PIN:Sequentially press these keys:1.2.3.4.5) Normal operation GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 53 Troubleshooting Verify image performance GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 54: Verify Image Performance

    Troubleshooting Verify image performance GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 55: Verify Image Performance

    Troubleshooting Verify image performance GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 56: Verify Image Performance

    Troubleshooting Verify image performance GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 57: Verify Ir Remote Keypad Operation

    Troubleshooting Verify IR remote keypad operation GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 58: Verify The Network Connection

    Troubleshooting Verify the network connection GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 59: Parts And Module Replacement

    Flathead 3/16" X 4" screwdriver • M4 allen key • M3 socket driver • M6 socket driver • M14 socket driver • Side cutters • Electrostatic protective strap and pad • Cloth wipes GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 60: Index Of Parts And Modules

    Parts and module replacement Index of parts and modules The following table lists the parts and modules for GS series 1075. Description Part number Fans Combiner cooling fan (#6) 003-005960-XX Engine cooling fan (#4, 10) 003-005959-XX System cooling fan (#1, 2, 3)
  • Page 61 Top cushion 013-103407-XX Bottom cushion 013-103406-XX EPE bag 013-103405-XX Harnesses Power cord (China) 003-004152-XX Power cord (JP) 003-004151-XX Power cord (UK) 003-004150-XX Power cord (EU) 003-004149-XX Power cord (US) 003-004148-XX Accessories GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 62 Standard lens (TR: 1.22 ~ 1.52) for DHD1075-GS and 140-131106-XX DWU1075-GS Optional lens (TR: 2.9 ~ 5.5) 140-107109-XX Optional lens (TR: 0.75 ~ 0.95) 140-119102-XX Ultra short throw lens (TR: 0.36) 140-133108-XX GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 63: Projector Covers And Feet

    4. Slide the top cover towards the front of the projector and lift it. 5. If required, replace the top cover. 6. To re-install the top cover, follow these steps in reverse order. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 64: Removing The Rear Cover

    8. Remove the AC inlet. Removing the AC inlet on page 74. 9. Transfer the keypad board and AC inlet module to the new front cover. 10. If required, replace the rear cover. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 65: Removing The Front Cover

    The right-side of the projector is determined by facing forward from rear of the projector. 1. Remove the top cover. Removing the top cover on page 63. 2. Remove the main board and I/O board. Replacing the main board and I/O board on page 83. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 66: Removing The Left-Side Cover

    63. 2. Remove the main board and I/O board. Replacing the main board and I/O board on page 83. 3. Remove the front cover. Removing the front cover on page 65. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 67: Removing The Bottom Cover

    Removing the front cover on page 65, Removing the right-side cover on page 65, and Removing the left- side cover on page 66. 2. Remove the main board and I/O board. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 68 Replacing a projector’s foot on page 69. 10. Remove the one mylar. 11. Remove the four M3 screws with a Phillips #1 screwdriver securing the blue LD cover and red LD cover. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 69: Replacing A Projector's Foot

    1. Ensure the projector is in a secure position. Christie does not recommend having the projector overhang when replacing the feet, unless the projector is securely positioned. 2. Remove the top cover.

  • Page 70: Ventilation And Cooling

    The fans 5 and 7 draw the air into the projector and provides exhaust cooling for the front laser driver bank and rear laser driver bank. 1. Remove the top cover. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 71 5. Loosen the four captive M3 screws with a Phillips #1 screwdriver securing the fan modules (fan 7 and fan 5). emove the fan(s). 6. R 7. Replace the affected fan. 8. To re-install the fan modules, follow these steps in reverse order. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 72: Replacing Fan 6

    63, Removing the rear cover on page 64, Removing the front cover on page 65, Removing the right-side cover on page 65, and Removing the left- side cover on page 66. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 73 6. To remove fan 4, remove the seven M3 screws with a Phillips #1 screwdriver securing the fan. Fan 4 7. Replace the affected fan. 8. To re-install, follow these steps in reverse order. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 74: Electronics

    Remove the AC inlet from the rear cover. 1. Remove the top cover. Removing the top cover on page 63. 2. Remove the main board and I/O board. Replacing the main board and I/O board on page 83. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 75: Removing The Top Cover Interlock Switch

    4. Remove the left-side cover. Removing the left-side cover on page 66. 5. Remove the laser driver board. Replacing the laser driver board on page 90. 6. Remove the complete engine. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 76: Removing The Thermal Switch

    Replacing the main board and I/O board on page 83. 3. Remove the front cover. Removing the front cover on page 65. 4. Remove the fan 5. Replacing fans 5 and 7 on page 70. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 77: Replacing The Power Supply

    2. Remove the main board and I/O board. Replacing the main board and I/O board on page 83. 3. Remove the rear cover. Removing the rear cover on page 64. 4. Remove the front cover. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 78 Power supply to laser driver board 10. To replace the power supply, remove the seven M3 screws with a Phillips #1 screwdriver. 11. To re-install, follow these steps in reverse order. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 79: Optics

    To remove the lens, press the Lens Release button by hand or with a tool and rotate the lens counterclockwise by a quarter to release the lock. By hand With a tool GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 80: Replacing The Complete Engine

    70. 4. To disassemble the dust protected cover, loosen the four captive screws with a Phillips #1 screwdriver. 5. Remove the thermal switch. Removing the thermal switch on page 76. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 81 Red laser bank 8. To remove the complete engine, remove 11 M3 screws with a Phillips #1 screwdriver. 9. Replace the complete engine. 10. To re-install, follow these steps in reverse order. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 82: Printed Circuit Boards And Sensors

    2. Remove the 15 M3 screws with a Phillips #1 screwdriver securing the top shielding. 3. On the main board, remove the two M3 screws. 4. On the bottom of the projector, remove one hex screw. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 83: Replacing The Main Board And I/O Board

    Replacing the HDMI extender board on page 82. 3. On the top side of the main board, disconnect the 28 connectors, indicated by the arrows in the image below. Q R S T U V GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 84 Composed of white, black, and red wires, a red connector, and a black wire tube (three pin) J34 FAN4 Composed of black, blue, gray, and red wires, a white connector, and a black wire tube (four pin) GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 85 Composed of yellow, white, red, and blue wires, a white POWER connector, and a black wire tube (four pin) J39 ZOOM&FOCUS Composed of white, yellow, pink, brown, black, and red POWER wires, a white connector (six pin) GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 86 5. On the main board, remove the nine M3 screws with a Phillips #1 screwdriver. 6. On the I/O cover, remove the four M3 screws with a Phillips #1 screwdriver. 7. On the I/O cover, remove the eight hex screws with an M3 socket driver. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 87 11. To disassemble the I/O board, remove the three M3 screws with a Phillips #1 screwdriver, and lift off the I/O board. 12. Remove the mylar. 13. Remove the three standoff screws with a M3 socket driver from the main board, and lift off the main board. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 88: Replacing The Front Ir Sensor Board

    Removing the front cover on page 65. 3. To remove the IR lens securing the IR sensor board from the front cover, push the two hooks. 4. Take out the front IR sensor board. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 89: Replacing The Led Board

    The rear IR sensor board receives command codes from the IR remote to control projector operation. 1. Remove the top cover. Removing the top cover on page 63. 2. Remove the top shielding. Replacing the main board and I/O board on page 83. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 90: Replacing The Laser Driver Board

    4. On the laser driver board, unplug the eight connectors. Central laser bank MB to LD board 2 Rear laser bank Front laser bank Red laser bank MB to LD board 1 Power supply to laser driver board GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)

  • Page 91: Removing The Keypad Board

    83. 4. Remove the keypad to LED board harnesses and keypad to main board harness from the clips. 5. Remove the rear cover. Removing the rear cover on page 64. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 92 9. Remove the six M3 screws with a Phillips #1 screwdriver securing the keypad board. 10. To remove the keypad, take out the keypad board. 11. Replace the keypad board. 12. To re-install, follow these steps in reverse order. GS Series 1075 Service Manual 020-001236-02 Rev. 1 (12-2019)
  • Page 93 Corporate of ces Worldwide of ces Christie Digital Systems USA, Inc. Australia Germany Republic of South Africa United Kingdom Cypress ph: +61 (0) 7 3624 4888 ph: +49 2161 664540 ph: +27 (0)11 510 0094 ph: +44 (0) 118 977 8000...

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