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iMac Intel 27" EMC 2546 Heat Sink Replacement

仅作为前提条件
本指南仅用作其他指南的先决条件。不能单独食用。

你所需要的

  1. iMac Intel 27" EMC 2546 Heat Sink Replacement, Heat Sink: 步骤 1 中的图像 1,3 iMac Intel 27" EMC 2546 Heat Sink Replacement, Heat Sink: 步骤 1 中的图像 2,3 iMac Intel 27" EMC 2546 Heat Sink Replacement, Heat Sink: 步骤 1 中的图像 3,3
    • Remove the four 7.5 mm T8 screws from behind the GPU on the logic board.

    • These screws are set inside large, spring-loaded Phillips #2 screws. To prevent the larger screws from spinning when you loosen the T8 screws, hold them with a fingertip or Phillips #2 screwdriver.

  2. iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 2 中的图像 1,1
    • Remove the bracket from behind the GPU heat sink.

  3. iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 3 中的图像 1,1
    • Remove four black stickers from the back of the CPU heat sink.

  4. iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 4 中的图像 1,1
    • Remove four 12.3 mm T10 screws from the back of the CPU heat sink.

  5. iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 5 中的图像 1,3 iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 5 中的图像 2,3 iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 5 中的图像 3,3
    • Remove the spring plate from behind the CPU heat sink.

    • Lift and remove the backing plate from behind the CPU heat sink. The backing plate has two posts that fit into alignment holes in the logic board.

  6. iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 6 中的图像 1,3 iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 6 中的图像 2,3 iMac Intel 27" EMC 2546 Heat Sink Replacement: 步骤 6 中的图像 3,3
    • Lift the heat sink up from the logic board.

    • The CPU will most likely stick to the heat sink, so be careful about where you put it down.

结论

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

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