Introduction

Use this guide to replace the motherboard if there is no simpler solution.

Image 1/1: Remove the four 11.9 mm Phillips #2 screws securing the stand to the back of the monitor.
  • Lay the monitor screen-down so the back screws are exposed.

  • Remove the four 11.9 mm Phillips #2 screws securing the stand to the back of the monitor.

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Image 1/1:
  • Gently lift and pull away the stand at a slight angle away from the monitor.

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Image 1/2: Insert a plastic opening tool or spudger into the holes and gently pry the plastic apart along the groove. Image 2/2: This task is much easier if two people pry simultaneously at each hole.
  • Locate the two holes on the bottom of the monitor.

  • Insert a plastic opening tool or spudger into the holes and gently pry the plastic apart along the groove.

  • This task is much easier if two people pry simultaneously at each hole.

  • Continue prying along the entire edge of the monitor.

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Image 1/2: Do not try to fully remove the front frame yet. The frame is still attached to the buttons. Image 2/2: While holding the frames together, carefully flip the monitor over so it faces screen down.
  • When finished prying, the plastic will partially fall away from the rest of the monitor.

  • Do not try to fully remove the front frame yet. The frame is still attached to the buttons.

  • While holding the frames together, carefully flip the monitor over so it faces screen down.

  • Gently lift and remove remove the rear case from the monitor.

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Image 1/3: Remove the three 9.71 mm Phillips #2 screws holding the interface button board to the display bezel. Image 2/3: Lift the monitor interior away from the front cover. Image 3/3: Lift the monitor interior away from the front cover.
  • Locate the green interface button board.

  • Remove the three 9.71 mm Phillips #2 screws holding the interface button board to the display bezel.

  • Lift the monitor interior away from the front cover.

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Image 1/3: With the monitor still facing down, remove the two 5.81 mm Phillips #2 screws on the left side of the casing. Image 2/3: Do attempt to pull apart the casing.  There are still wires holding the front and back together. Image 3/3: Do attempt to pull apart the casing.  There are still wires holding the front and back together.
  • With the monitor facing down, remove the two 5.81 mm Phillips #2 screws on the right side of the metal casing.

  • With the monitor still facing down, remove the two 5.81 mm Phillips #2 screws on the left side of the casing.

  • Do attempt to pull apart the casing. There are still wires holding the front and back together.

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Image 1/1:
  • Using a 5 mm nut driver, unscrew the VGA port's mounting screws from the metal casing.

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Image 1/1: Recall that the casing is still held together by several wires. Do not attempt to fully remove the back casing.
  • With the monitor facing down, gently lift the back case away from the rest of the monitor to expose the inverter board and mother board.

  • Recall that the casing is still held together by several wires. Do not attempt to fully remove the back casing.

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Image 1/2: Remove the three 7.69 mm Phillips #2 screws from the inverter board. Image 2/2: Remove the two 7.69 mm Phillips #2 grounding screws from the wire with the black connector.
  • The inverter board is the smaller board in the corner.

  • Remove the three 7.69 mm Phillips #2 screws from the inverter board.

  • Remove the two 7.69 mm Phillips #2 grounding screws from the wire with the black connector.

  • Gently pull the inverter board away from the case. Note that the board is still connected to several components by wires.

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Image 1/2: There is another wire connecting the button board to the inverter board. Remove the second white wire connector. Image 2/2: A third wire connects the inverter board to the screen circuit board. Remove the black wire connector.
  • There is a wire connecting the motherboard to the inverter board. Squeeze both sides of the connector and pull to remove it from the socket.

  • There is another wire connecting the button board to the inverter board. Remove the second white wire connector.

  • A third wire connects the inverter board to the screen circuit board. Remove the black wire connector.

  • The inverter board can now be fully removed.

The board you call the motherboard (the larger one) is the power supply/inverter. The power cord plugs into this and also the lamps are driven from here too (4 lamps: 2 blue/black 2 pink/white cables under the metal shield step 11)

tom lopes - Reply

Image 1/1: You can now open the device up. Be careful, there are still wires attached to the motherboard.
  • With the monitor facing down, remove the 5.84 mm Phillips #2 screw from the metal sheet.

  • You can now open the device up. Be careful, there are still wires attached to the motherboard.

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Image 1/1: Remove the five 7.7 mm Phillips #2 screws from the motherboard.
  • With the monitor facing down, lift the back cover up and lay it face up, exposing the motherboard.

  • Remove the five 7.7 mm Phillips #2 screws from the motherboard.

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Image 1/2: Be careful when using the metal tweezers. Make sure you do not make contact with any part that contains metal, for it may still have a charge. Discharge all capacitors. Image 2/2: This is easiest when the monitor is positioned such that motherboard is beneath the metal casing.
  • Squeeze the plastic prong in the middle of the motherboard with a metal tweezer, while gently prying the other side with the plastic prying tool.

  • Be careful when using the metal tweezers. Make sure you do not make contact with any part that contains metal, for it may still have a charge. Discharge all capacitors.

  • This is easiest when the monitor is positioned such that motherboard is beneath the metal casing.

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Image 1/2: Remove the 4 connectors to the metal casing from the motherboard. Image 2/2: The motherboard can now be fully removed from the casing.
  • Remove the connector to the power outlet from the motherboard.

  • Remove the 4 connectors to the metal casing from the motherboard.

  • The motherboard can now be fully removed from the casing.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

Mackenzie Keane

Member since: 10/04/2011

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Cal Poly, Team 5-36, Amido Fall 2011 Member of Cal Poly, Team 5-36, Amido Fall 2011

CPSU-AMIDO-F11S5G36

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