Introduction

This guide will show you how to remove the PowerMac logic board.

Parts

No parts required.

Pull on outer latch. Lower door until it is level with your work surface.
  • Pull on outer latch.

  • Lower door until it is level with your work surface.

  • Before working on the computer make sure it is not plugged into a power supply, then touch a metal object. This discharges static electricity, which could damage the computer.

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Use the spudger to pry the clips horizontally off of the heat sink. Fully remove the clips by lifting upwards.
  • Use the spudger to pry the clips horizontally off of the heat sink.

  • Fully remove the clips by lifting upwards.

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Remove the heat sink by pulling upwards, off of the logic board.
  • Remove the heat sink by pulling upwards, off of the logic board.

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Deck the Halls
With tools and Fix Kits
Locate the RAM modules. Pull side tabs outward. The RAM will pop out of the housing.
  • Locate the RAM modules.

  • Pull side tabs outward. The RAM will pop out of the housing.

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Remove the single screw with the Phillips #1 screwdriver. Pull the graphics card up and out.
  • Remove the single screw with the Phillips #1 screwdriver.

  • Pull the graphics card up and out.

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Remove the six indicated cables attached to the logic board. Use the spudger to remove the modem cable as indicated.
  • Remove the six indicated cables attached to the logic board.

  • Use the spudger to remove the modem cable as indicated.

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Unfasten 3 Phillips screws revealed beneath the heat sink on the CPU board. Carefully remove the CPU board from the Mother Board.
  • Unfasten 3 Phillips screws revealed beneath the heat sink on the CPU board.

  • Carefully remove the CPU board from the Mother Board.

  • Remove the barrell nut screws from the Mother Board which held the CPU board.

  • Unfasten 3 Phillips #1 screws on Mother Board as shown in illustration 1.

  • Slide the logic board about a quarter of an inch to free it from the three retaining pins.

  • Pull upwards and outwards to fully remove the logic board.

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After removing the (3)  #2 philips screws, remove the (4) 1/4" hex nuts, then slide as directed and remove board.
  • After removing the (3) #2 philips screws, remove the (4) 1/4" hex nuts, then slide as directed and remove board.

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Finish Line

13 other people completed this guide.

Justin Petrilli

Member since: 01/21/2010

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11 Guides authored

Team

Cal Poly, Team 13-24, Maness Winter 2010 Member of Cal Poly, Team 13-24, Maness Winter 2010

CPSU-MANESS-W10S13G24

4 Members

13 Guides authored

2 Comments

Are the "hex nuts" under the processor board? Could you provide a close up picture of the "nuts?"

D george - Reply

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