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iMac G5 20" Model A1076 Inverter Replacement

소개

Use this guide to replace your display inverter.

필요한 것

  1. iMac G5 20" Model A1076 Inverter Replacement, Rear Panel: 1 단계, 이미지 1/1

    • Lay the iMac display-side down on a flat surface.

    • Loosen the three Phillips screws securing the rear panel to the iMac.

    • These screws are captive in the iMac. The center screw will stop turning after about 3.5 turns and the outer screws will stop turning after about 5.5 turns. Do not try to remove these screws from your iMac.

    번역하기

  2. iMac G5 20" Model A1076 Inverter Replacement: 2 단계, 이미지 1/2 iMac G5 20" Model A1076 Inverter Replacement: 2 단계, 이미지 2/2

    • Lift the rear panel slightly near the bottom of the iMac.

    • Pull the rear panel toward yourself and remove it from the iMac.

    번역하기

  3. iMac G5 20" Model A1076 Inverter Replacement, RAM: 3 단계, 이미지 1/2 iMac G5 20" Model A1076 Inverter Replacement, RAM: 3 단계, 이미지 2/2

    • Rotate each of the two RAM retaining arms away from the RAM chip.

    • Pull the RAM chip straight away from its socket.

    • Repeat this process for the other RAM chip.

    • Be sure the RAM arms are rotated fully outward before installing new RAM chips.

    번역하기

  4. iMac G5 20" Model A1076 Inverter Replacement, Inverter: 4 단계, 이미지 1/1

    • Remove the following three screws securing the inverter to the chassis:

    • Two 7.9 mm Phillips.

    • One 26 mm Phillips.

    • When reinstalling the inverter, be careful to route the purple and black cables around the screw mount. It is very easy to pinch the cable and damage the insulation.

    번역하기

  5. iMac G5 20" Model A1076 Inverter Replacement: 5 단계, 이미지 1/2 iMac G5 20" Model A1076 Inverter Replacement: 5 단계, 이미지 2/2

    • Slide the inverter toward the edge of the mid-plane, then lift it out of the iMac.

    • Be careful to not pry up against the RAM brackets.

    • When reinstalling the inverter, press the blue and white cables down in the edge of the midplane before lowering the inverter down into the midplane. The black cable can be routed near the hard drive thermal sensor cable.

    번역하기

  7. iMac G5 20" Model A1076 Inverter Replacement: 6 단계, 이미지 1/1

    • Disconnect the large inverter cable connector from the inverter by pulling straight away from its socket.

    번역하기

  8. iMac G5 20" Model A1076 Inverter Replacement: 7 단계, 이미지 1/1

    • Disconnect the small inverter cable connector by pulling it straight away from its socket.

    번역하기

  9. iMac G5 20" Model A1076 Inverter Replacement: 8 단계, 이미지 1/1

    • Disconnect the hard drive thermal sensor cable from the thermal sensor board on the hard drive bracket by pulling the cable away from the heat sink.

    번역하기

  10. iMac G5 20" Model A1076 Inverter Replacement: 9 단계, 이미지 1/1

    • Gently pull the black inverter cable to disconnect it from the logic board.

    • If you have trouble plugging this cable back in during reinstallation, remove the fan duct for more room to work.

    번역하기

  11. iMac G5 20" Model A1076 Inverter Replacement: 10 단계, 이미지 1/1

    • Flip up the inverter cable cover from its left edge and lift it out of the chassis.

    번역하기

  12. iMac G5 20" Model A1076 Inverter Replacement: 11 단계, 이미지 1/1

    • De-route the inverter cables from the inverter cable cover hook.

    번역하기

  13. iMac G5 20" Model A1076 Inverter Replacement: 12 단계, 이미지 1/3 iMac G5 20" Model A1076 Inverter Replacement: 12 단계, 이미지 2/3 iMac G5 20" Model A1076 Inverter Replacement: 12 단계, 이미지 3/3

    • Remove the inverter cables from the inverter cable cover, and disconnect both connectors.

    번역하기

  14. iMac G5 20" Model A1076 Inverter Replacement: 13 단계, 이미지 1/2 iMac G5 20" Model A1076 Inverter Replacement: 13 단계, 이미지 2/2

    • If you wish to replace just the inverter board, use a spudger to pry off its plastic cover.

    번역하기
결론

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

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