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iMac G5 17" Model A1144 AC Power Inlet Replacement

Introduzione

Trip over your power cord? Use this guide to replace your AC power inlet.

Cosa ti serve

  1. iMac G5 17" Model A1144 AC Power Inlet Replacement, Access Door: passo 1, immagine 1 di 1

    • Before you work on the computer, unplug the computer and press the power button for 20-30 seconds to drain the stored energy in the power supply.

    • Loosen the two Phillips screws securing the access door to your iMac.

    • These screws are captive in the access door.

    Modifica

  2. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 2, immagine 1 di 1

    • Remove the access door from your iMac.

    Modifica

  3. iMac G5 17" Model A1144 AC Power Inlet Replacement, Front Bezel: passo 3, immagine 1 di 1

    • Remove the three T8 Torx screws securing the front bezel to the rear panel.

    Modifica

  4. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 4, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 4, immagine 2 di 2

    • Orient the iMac face-up, on its backside.

    • Use your thumbs to press both RAM arms in past the front bezel for enough clearance to lift it off the rear case.

    Modifica

  5. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 5, immagine 1 di 1

    • While holding the RAM arms in with your thumbs, lift the lower edge of the front bezel enough to clear the rear case.

    Modifica

  6. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 6, immagine 1 di 3 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 6, immagine 2 di 3 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 6, immagine 3 di 3
    Attrezzo utilizzato in questo passaggio:
    Plastic Cards
    $2.99
    Acquista

    • Re-orient your iMac so it sits upright on the stand.

    • Insert a plastic card up into the corner of the air vent slot at the top of the rear case.

    • Push the card toward the top of the iMac to release the front bezel latch.

    • Pull the front bezel away from the rear case.

    • Repeat this process for the other side of the front bezel.

    • It may be necessary to apply several layers of duct tape to the top of the access card to aid in releasing the latches.

    • If the bezel refuses to release, try pressing the lower edge back onto the rear case and repeat this opening process.

    Modifica

  7. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 7, immagine 1 di 1

    • Lay your iMac stand-side down on a table.

    • Lift the front bezel from its lower edge and rotate it away from the rest of your iMac, minding the RAM arms that may get caught.

    • Lay the front bezel above the rest of the iMac.

    Modifica

  8. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 8, immagine 1 di 1

    • If necessary, remove the piece of kapton tape wrapped around the microphone and camera cables.

    Modifica

  9. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 9, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 9, immagine 2 di 2

    • Disconnect both the camera and microphone cables.

    Modifica

  10. iMac G5 17" Model A1144 AC Power Inlet Replacement, Display: passo 10, immagine 1 di 1

    • Peel back the aluminum EMI shield up off the lower three edges of the rear case.

    • It is not necessary to peel the EMI shield off the display.

    • We found it helpful to tape the EMI shield up against the display to keep it out of the way.

    Modifica

  11. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 11, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 11, immagine 2 di 2

    • Remove the two 5 mm T6 Torx screws securing the display data cable to the logic board.

    • Using its attached black tab, pull the display data cable connector up off the logic board.

    Modifica

  12. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 12, immagine 1 di 1

    • Pull the inverter cable connector up off its socket on the logic board.

    Modifica

  13. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 13, immagine 1 di 1

    • Peel back the aluminum EMI tape from the two vertical edges of the display.

    • During reassembly, it is helpful to use several small strips of tape to hold the EMI shielding along the left and right edges of the display footprint out of the way before lowering the display into the rear case of your iMac.

    Modifica

  14. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 14, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 14, immagine 2 di 2

    • Remove the four recessed coarse-thread 7.5 mm T10 Torx screws securing the display to the rear case.

    • These screws are recessed, so a thin screwdriver such as this is essential for removal. Bit drivers tend to be too short for this application.

    Modifica

  15. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 15, immagine 1 di 1

    • Lift the display from its lower edge and pull it toward yourself to peel it off the EMI shield attached to its top edge.

    • Be mindful of any cables that may get caught during removal.

    Modifica

  17. iMac G5 17" Model A1144 AC Power Inlet Replacement, Speakers: passo 16, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement, Speakers: passo 16, immagine 2 di 2

    • Remove the single 5 mm T6 Torx screw securing the IR board bracket to the logic board.

    • The IR board and cable finger are now free from the logic board and may fall.

    • Remove the IR cable finger and move the IR board, with cable still attached, out of the way.

    Modifica

  18. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 17, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 17, immagine 2 di 2

    • Remove the single 30 mm T10 Torx screw securing the left speaker to the rear case.

    • Pull the left speaker out of the rear case.

    Modifica

  19. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 18, immagine 1 di 1

    • De-route the left speaker cable along its path across the logic board.

    Modifica

  20. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 19, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 19, immagine 2 di 2

    • Remove the single 17 mm T10 Torx screw securing the right speaker to the logic board.

    • Lift the right speaker out of the rear case and move it out of the way.

    • Both speakers are still attached to the logic board.

    Modifica

  21. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 20, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 20, immagine 2 di 2

    • If necessary, lift the IR board cable to free the left speaker cable pinned beneath.

    • Pull the speaker connector toward the top edge of your iMac to disconnect it from the logic board.

    Modifica

  22. iMac G5 17" Model A1144 AC Power Inlet Replacement, Logic Board: passo 21, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement, Logic Board: passo 21, immagine 2 di 2

    • Disconnect the CPU fan connector from the logic board by pulling it straight up from its socket.

    Modifica

  23. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 22, immagine 1 di 1

    • Gently lift the CPU fan out of the rear case.

    Modifica

  24. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 23, immagine 1 di 1

    • Disconnect the following connectors from the logic board by pulling them straight up from their sockets.:

    • Ambient light sensor cable.

    • Power cable.

    Modifica

  25. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 24, immagine 1 di 1
    Attrezzo utilizzato in questo passaggio:
    Metal Spudger
    $2.99
    Acquista

    • Disconnect the hard drive data cable connector from the logic board by pulling it straight up from its socket.

    • The SATA connector on most iMacs tends to stick in its socket on the logic board. If you are having trouble disconnecting the SATA cable, insert a metal spudger or any other thin tool into the gap between the SATA connector and its socket and twist the spudger's shaft to safely separate the two pieces.

    Modifica

  26. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 25, immagine 1 di 1

    • De-route the IR sensor cable from behind the AirPort Express card and set it aside.

    Modifica

  27. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 26, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 26, immagine 2 di 2

    • Remove two 5 mm T6 Torx screws securing the AirPort/Bluetooth board to the logic board.

    • Lift the AirPort/Bluetooth board up from its left edge to separate it from its socket on the logic board.

    • Lift the AirPort/Bluetooth board from its left edge only. Trying to lift from its right edge may break the connector off the logic board.

    Modifica

  28. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 27, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 27, immagine 2 di 2

    • Use the flat end of a spudger to pry both antenna cables up off the AirPort/Bluetooth board.

    • This step need not be done. Simply lay the card over the side.

    Modifica

  29. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 28, immagine 1 di 1

    • Disconnect the camera board cable connector from the logic board by pulling it straight away from its socket.

    Modifica

  30. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 29, immagine 1 di 1

    • Disconnect the optical drive fan cable connector from the logic board by pulling it straight away from its socket.

    Modifica

  31. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 30, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 30, immagine 2 di 2

    • Remove the 7 mm T10 Torx screw securing the optical drive flex cable mounting bracket to the logic board.

    • Remove the flex cable mounting bracket.

    Modifica

  32. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 31, immagine 1 di 1

    • Disconnect the optical drive flex cable from the logic board by pulling it straight up from its socket.

    Modifica

  33. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 32, immagine 1 di 1

    • De-route the hard drive data cable and tuck it under the optical drive to prevent the cable from interfering with future steps.

    Modifica

  34. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 33, immagine 1 di 1

    • Disconnect the hard drive fan connector from the logic board by pulling it straight away from its socket.

    Modifica

  35. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 34, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 34, immagine 2 di 2

    • Use the tip of a spudger to lift the hard drive and optical drive thermal sensor cables for clearance.

    • Disconnect the optical drive temperature sensor connector from the logic board by pulling it straight away from its socket.

    Modifica

  36. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 35, immagine 1 di 1

    • Disconnect the hard drive temperature sensor connector from the logic board by pulling it straight away from its socket.

    Modifica

  37. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 36, immagine 1 di 1

    • Remove the following screws securing the logic board to the rear case:

    • Four fine threaded 7 mm T10 Torx screws.

    • Three coarse threaded 7 mm T10 Torx screws.

    Modifica

  38. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 37, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 37, immagine 2 di 2

    • Push the two RAM arms protruding from the access door inward and set them on the lower edge of the rear case to prevent them from getting caught when removing the logic board.

    Modifica

  39. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 38, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 38, immagine 2 di 2

    • Grab the logic board and pull it toward yourself slightly to separate the jacks from the rear case.

    • Rotate the top of the logic board toward yourself slightly to gain access to the DC power cable connector.

    • Do not completely remove the logic board as the DC power cable connector is still connected to the underside of the board.

    Modifica

  40. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 39, immagine 1 di 1

    • While grasping the logic board with one hand, disconnect the DC power cable connector from the logic board by pulling it straight away from its socket.

    • It may be helpful to wiggle the connector while pulling it.

    Modifica

  41. iMac G5 17" Model A1144 AC Power Inlet Replacement, Hard Drive Fan: passo 40, immagine 1 di 1

    • Lift the hard drive fan off the plastic posts protruding from the rear case.

    • If necessary, de-route the cables from under the chassis.

    Modifica

  42. iMac G5 17" Model A1144 AC Power Inlet Replacement, AC Power Inlet: passo 41, immagine 1 di 2 iMac G5 17" Model A1144 AC Power Inlet Replacement, AC Power Inlet: passo 41, immagine 2 di 2
    Attrezzo utilizzato in questo passaggio:
    Tweezers
    $4.99
    Acquista

    • Use a pair of tweezers to pull the AC-in cable out from underneath the chassis.

    Modifica

  43. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 42, immagine 1 di 1

    • Disconnect the AC-in cable connector by depressing the lock mechanism while pulling the connector away from its socket.

    Modifica

  44. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 43, immagine 1 di 1

    • Use a spudger to peel back the three pieces of EMI tape covering the AC power inlet.

    • The top and bottom pieces are easy to peel back, but the side piece is easily torn. Be patient while removing the EMI tape.

    Modifica

  45. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 44, immagine 1 di 1

    • Remove the following screws securing the AC power inlet to the rear case:

    • Three T10 Torx screws

    • One T10 Torx screw securing the ground cable.

    Modifica

  46. iMac G5 17" Model A1144 AC Power Inlet Replacement: passo 45, immagine 1 di 1

    • De-route the AC-in cable connector from under the chassis and remove the AC power inlet from your iMac.

    Modifica
Conclusione

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

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