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iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement

Giriş

The heat sink helps keep the processor cool and happy.

What you need

  1. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Battery: adım 1, 1 resimden 1.

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

    Düzenle

  2. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 2, 1 resimden 1.

    • Lift the battery out of the computer.

    Düzenle

  3. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Keyboard: adım 3, 1 resimden 1.

    • Pull the keyboard release tabs toward you and lift up on the keyboard until it pops free.

    • If the keyboard does not come free, use a small flathead screwdriver to turn the keyboard locking screw 180 degrees in either direction and try again.

    • Flip the keyboard over, away from the screen, and rest it face-down on the trackpad area.

    Düzenle

  4. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 4, 1 resimden 1.

    • If the computer has an AirPort card installed, follow the next three steps to remove it.

    • Push the wire clasp away from the AirPort card and toward the display, then rotate up to free it from the RAM shield.

    Düzenle

  5. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 5, 1 resimden 1.

    • Grasp the clear plastic tab on the AirPort card and pull toward the display.

    Düzenle

  6. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 6, 1 resimden 1.

    • Hold the AirPort card in one hand and use your other hand to remove the antenna cable.

    Düzenle

  7. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 7, 1 resimden 1.

    • Remove the four silver Phillips screws that secure the RAM shield.

    Düzenle

  8. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 8, 1 resimden 1.

    • Grasp the metal bracket on top of the RAM shield and pull upward to remove the shield.

    Düzenle

  9. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 9, 1 resimden 1.

    • Pull the keyboard cable up from the logic board, holding the cable as close to the connector as possible.

    • Make sure that you reconnect the keyboard cable before replacing the RAM shield.

    Düzenle

  10. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Lower Case: adım 10, 1 resimden 1.

    • Use a pin (or anything you like) to remove the three rubber feet from the lower case.

    Düzenle

  11. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 11, 1 resimden 1.

    • Remove the three newly-revealed Phillips screws.

    Düzenle

  12. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 12, 1 resimden 1.

    • Use a spudger or small flathead screwdriver to pry up the three metal rings that housed the rubber bumpers.

    Düzenle

  13. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 13, 1 resimden 1.

    • Remove the three Torx screws using a T8 Torx screwdriver.

    • The shorter screw is in the center of the computer.

    Düzenle

  14. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 14, 1 resimden 1.

    • Remove the two Phillips screws on either side of the battery contacts.

    Düzenle

  15. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 15, 1 resimden 1.

    • Breathe deeply. Trying times are ahead, but we promise the lower case does come off.

    • Push the thin rims of the lower case surrounding the battery compartment in, bending them past the tabs, and then lift up to free that corner of the lower case.

    Düzenle

  17. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 16, 1 resimden 1.

    • There is a slot on the wall of the battery compartment that locks the lower case in place. Use a small flathead screwdriver to pry out the slot's lower rim and pull up on the lower case to free the slot from the tabs holding it.

    Düzenle

  18. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 17, 1 resimden 1.

    • Run a spudger along the seam between the lower case and upper case on the front of the computer to free the tabs locking the lower case. Pull up on the lower case and continue to use the spudger as necessary until you hear three distinct clicks.

    Düzenle

  19. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 18, 1 resimden 1.

    • Continue to run the spudger around the front, right corner. There are two tabs on the port side of the computer, one near the front corner and one near the sound-out port.

    Düzenle

  20. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 19, 1 resimden 1.

    • There are three tabs over the optical drive that must be released before the lower case can come off. Slide the spudger into the lower case above the optical drive and run it toward the back of the computer until you hear three distinct clicks.

    Düzenle

  21. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 20, 1 resimden 1.

    • Once the front and sides of the lower case are free, turn the computer so that the back is facing you and pull the lower case up and away from you until the back tabs pop free.

    • it may be helpful to jiggle the case up and down.

    Düzenle

  22. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 21, 1 resimden 1.

    • Remove the small greasy springs with white plastic caps from either side of the battery contacts.

    Düzenle

  23. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Bottom Shield: adım 22, 1 resimden 1.

    • Remove the 4 Phillips screws from the bottom shield.

    • The two longer screws are along the computer's edge, near the ports.

    Düzenle

  24. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 23, 1 resimden 1.

    • Lift the bottom shield off.

    Düzenle

  25. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, DC-In Board: adım 24, 1 resimden 1.

    • Remove the two Phillips screws securing the DC-In board.

    Düzenle

  26. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 25, 1 resimden 1.

    • Disconnect the DC-In cable from the logic board.

    Düzenle

  27. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 26, 1 resimden 1.

    • Deroute the cable from around the optical drive, removing tape as necessary, and angle the DC-In board out of its compartment.

    Düzenle

  28. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Upper Case: adım 27, 1 resimden 1.

    • Remove the two Phillips screws from the battery compartment.

    Düzenle

  29. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 28, 1 resimden 1.

    • We recommend placing the computer on a slab of grey anti-static packing foam from this point on to prevent damaging the logic board.

    • Turn over the computer and open it.

    • Pry up the magnet covering a Phillips screw near the middle of the computer.

    Düzenle

  30. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 29, 1 resimden 1.

    • Remove the following 7 screws from the edges of the keyboard area.

    • Three 2 mm Phillips along the right edge.

    • One 4.5 mm Phillips underneath where the magnet was.

    • One 6 mm Phillips with a small head in the lower left corner.

    • Two 6 mm Phillips with large heads, one in the upper left corner and one in the middle

    Düzenle

  31. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 30, 1 resimden 1.

    • Before you can yank the upper case off, you must disconnect the trackpad connector, the blue and white power cable, and speaker cable as described in the next steps.

    • Lift the upper case from the right side and use a spudger or your finger to disconnect the trackpad connector hidden beneath the white plastic tab. Due to model variatons your trackpad connector may be different from the one pictured.

    Düzenle

  32. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 31, 1 resimden 1.

    • Carefully lift the upper case about half of an inch and move it so that you can access the power and speaker cables.

    • If the upper case is sticking, it may be necessary to free the tabs holding the upper case to the metal framework along the outer edge of the battery compartment.

    Düzenle

  33. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 32, 1 resimden 1.

    • The connectors at the ends of the cables are attached very firmly to the sockets on the logic board. Pulling directly on the cable will either separate the cable from its connector or the socket from the logic board.

    • Lift the upper case enough to disconnect the blue and white power cable from the logic board. Using your fingernails or a dental pick, carefully pry the connector from its socket. Make sure you're pulling only on the connector and not on the socket.

    Düzenle

  34. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 33, 1 resimden 1.

    • Lift the upper case off completely and disconnect the multicolored speaker cable from the logic board. As before, make sure you're pulling only on the connector and not on the socket.

    • Tip: the multi-coloured cable may be easier and less daunting to disconnect after removing the top heat shield. Prop the top case upright while removing the shield - the connector is then much more accessible.

    Düzenle

  35. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Top Shield: adım 34, 1 resimden 1.

    • Remove the following 15 screws:

    • Fourteen 3 mm Phillips.

    • One 5.5 mm Phillips in the upper left corner.

    • Mind the magnet position in the lower right corner

    Düzenle

  36. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 35, 1 resimden 1.

    • Lift the top shield up from the right side, minding the upper left corner, which may catch on the metal framework.

    Düzenle

  37. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Modem: adım 36, 1 resimden 1.

    • Due to variations between iBook G4 models, your modem may look slightly different from the picture. All of the following steps apply to either model.

    • Remove the two Phillips screws at the corners of the modem.

    Düzenle

  38. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 37, 1 resimden 1.

    • Lift the modem and modem shield from the bottom.

    Düzenle

  39. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 38, 1 resimden 1.

    • Disconnect the RJ-11 cable from the top of the modem.

    • When replacing the modem, seat the shield first, and then connect the modem and press it firmly into the shield, making sure that it is connected to the logic board.

    Düzenle

  40. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement, Heat Sink: adım 39, 1 resimden 1.

    • Lift the metal restraining bracket from the hard drive and place it aside.

    Düzenle

  41. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 40, 1 resimden 1.

    • Remove the two Phillips screws securing the hard drive to the metal framework.

    Düzenle

  42. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 41, 1 resimden 1.

    • Lift the hard drive up and remove the metal bracket, then carefully lower the hard drive back into its compartment.

    Düzenle

  43. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 42, 1 resimden 1.

    • Remove the two Phillips screws from the white plastic fingers of the hinge grill.

    Düzenle

  44. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 43, 1 resimden 1.

    • The 3.5 mm Phillips screw indicated below with a red circle may be absent in some models.

    • Remove the following 5 screws and 3 nuts from the heat sink:

    • One 3.5 mm Phillips from the lower left corner of the heat sink.

    • Three 6 mm Phillips from around the fan.

    • One 7.5 mm Phillips at the top right corner of the heat sink.

    • One 4 mm nut from the side of the heat sink.

    • Two 4 mm screw nuts with attached springs from either side of the heat sink.

    Düzenle

  45. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 44, 1 resimden 1.

    • It may be necessary to soften the thermal paste between the logic board and heat sink. You can soften the thermal compound using a hairdryer. Move the hairdryer back and forth over the ribbed metal section of the heat sink for one minute. At this point, the heat sink should come free easily.

    • Use a spudger to pry the heat sink up on the left side, near the hard drive.

    Düzenle

  46. iBook G4 12" 800 MHz-1.2 GHz Heat Sink Replacement: adım 45, 1 resimden 1.

    • Grasp the heat sink in one hand and lift up the hinge grill in the other hand so that you can remove the heat sink from the computer.

    • If you need to mount the heat sink back into the laptop, we have a thermal paste guide that makes replacing the thermal compound easy.

    Düzenle
Sonuç

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

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