Installing PowerBook G4 Aluminum 15" 1.5-1.67 GHz Left Fan

  • Author: iRobot
  • Difficulty: Moderate
  • Add Note x

Replacing a defective fan is pretty easy and will keep your laptop running cool.

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Relevant parts
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Add Note Edit Step 1 — Battery  ¶ 

  • Use a coin to turn the battery locking screw 90 degrees clockwise.

  • Lift the battery out of the computer.

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Add Note Edit Step 2 — Upper Case  ¶ 

  • Remove the four Phillips screws from the memory door.

  • Slide the memory door away from the memory compartment.

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Add Note Edit Step 3  ¶ 

  • Remove the following 8 screws:

    • Two 3 mm Phillips in the battery compartment, on either side of the battery contacts.

    • Two 12 mm Phillips on either side of the memory compartment.

    • Four 16 mm Phillips along the hinge.

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Add Note Edit Step 4  ¶ 

  • Rotate the computer 90 degrees clockwise, so that the power receptacle faces you.

  • Remove the three 3 mm Phillips screws.

  • When replacing these screws, you must place each screw in the correct order. Begin by installing the screw closest to the display hinge, and go out from there.

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Add Note Edit Step 5  ¶ 

  • Turn the computer 90 degrees clockwise so that the hinge faces you.

  • Remove the bottom 5 mm Phillips screw on either side of the hinge (two total).

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Add Note Edit Step 6  ¶ 

  • Rotate the computer 90 degrees clockwise, so that the ports face you.

  • Remove the three 3 mm Phillips screws.

  • When replacing these screws, you must place each screw in the correct order. Begin by installing the screw closest to the display hinge, and go out from there.

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Add Note Edit Step 7  ¶ 

  • Turn the computer over and open the display.

  • Remove the two 1.5 mm hex screws in either corner, next to the display (a T6 Torx driver will work, but repeated use will strip the screws).

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Add Note Edit Step 8  ¶ 

  • Grasp the back corners of the upper case and pull up. Do not pull the upper case off yet; you still need to disconnect the keyboard and trackpad cable.

  • Lift the back of the case up and work your fingers along the sides, freeing the case as you go. Once you have freed the sides, you may need to rock the case up and down to free the front of the upper case.

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Add Note Edit Step 9  ¶ 

  • Rotate the upper case up and toward the screen, so that the upper case rests against it.

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Add Note Edit Step 10  ¶ 

  • Remove the orange tape securing the trackpad ribbon to the logic board.

  • Disconnect the trackpad ribbon from the logic board.

  • Remove the upper case from the computer.

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Add Note Edit Step 11 — Left Fan  ¶ 

  • Disconnect the fan, inverter, and DC-In cables from the right side of the fan.

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Add Note Edit Step 12  ¶ 

  • Remove the four smaller Phillips screws from the fan.

  • You do not need to remove the larger Phillips screw in the top left corner of the fan.

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Add Note Edit Step 13  ¶ 

  • Lift the left fan out ofo the computer (the yellow tape will peel up with the fan).

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

For more information, check out the PowerBook G4 Aluminum 15" 1.5-1.67 GHz device page.

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