Difficulty

Moderate

Steps

14

Time Required

                          45 minutes

Sections

2

  • GE Carescape R860 Display Unit Disassembly
  • 12 steps
  • Alarm Light (PWA) Board
  • 2 steps

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0

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Introduction

If the alarm light is malfunctioning, replacing the PWA board may be necessary. To get access to the PWA board, one must first remove the rear housing and shield of the display unit. For instructions on removal, refer to the Display Unit Disassembly.

For additional information regarding the replacement of the alarm light board (PWA), see section 9.5.3 (pg. 251) of the GE CARESCAPE R860 Technical Reference Manual.

What you need

Step 1

              GE Carescape R860 Display Unit Disassembly
  • Using an opening tool, gently pry the alarm light lens (boxed) from the display unit.

Using an opening tool, gently pry the alarm light lens (boxed) from the display unit.

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Step 2

  • Loosen the seven screws that hold the rear housing using a Phillips #0 screwdriver.
  • Remove the rear housing.

Loosen the seven screws that hold the rear housing using a Phillips #0 screwdriver.

Remove the rear housing.

Step 3

  • Cut the cable tie holding the two cables at the lower right side using scissors.

Cut the cable tie holding the two cables at the lower right side using scissors.

Step 4

  • Disconnect the touch controller cable.

Disconnect the touch controller cable.

Step 5

  • Disconnect the Keypad harness at the Carrier Board.

Disconnect the Keypad harness at the Carrier Board.

Step 6

  • Disconnect the encoder harness from the Carrier Board.

Disconnect the encoder harness from the Carrier Board.

Step 7

  • Disconnect the speaker harness from the Carrier Board and set the speakers aside.

Disconnect the speaker harness from the Carrier Board and set the speakers aside.

Step 8

  • Disconnect the alarm light harness from the Carrier Board.

Disconnect the alarm light harness from the Carrier Board.

Step 9

  • Loosen (do not remove) the five screws at the top edge of the shield just enough to raise it and slide the shield away with a Phillips #0 screwdriver.

Loosen (do not remove) the five screws at the top edge of the shield just enough to raise it and slide the shield away with a Phillips #0 screwdriver.

Step 10

  • Loosen the four screws along each side of the shield with a Phillips #0 screwdriver.

Loosen the four screws along each side of the shield with a Phillips #0 screwdriver.

Step 11

  • Remove the four screws at the bottom edge of the shield with a Phillips #0 screwdriver.

Remove the four screws at the bottom edge of the shield with a Phillips #0 screwdriver.

Step 12

  • Slide the shield down to disengage the touch controller harness connector.

Slide the shield down to disengage the touch controller harness connector.

Step 13

              Alarm Light (PWA) Board
  • Pull the PWA board from the slot.
  • Replace the PWA board.

Pull the PWA board from the slot.

Replace the PWA board.

Step 14

  • Reconnect the alarm light harness.

Reconnect the alarm light harness.

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

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Author

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                    Andre Fisher

Member since: 01/23/2020

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                       Cal Poly, Team S7-G9, Paton Spring 2020                        

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