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iMac Intel 27" EMC 2546 Heat Sink Replacement

Written By: Andrew Optimus Goldheart (and 5 other contributors)
  • Comments: 0
  • Favorites: 1

Difficulty

Moderate

Steps

6

Time Required

Suggest a time??

Sections

1

Flags

1

Prerequisite Only

Prerequisite Only

Please note that this guide is only a prerequisite for other guides.

Introduction

prerequisite for logic board, heat sink, and CPU

Tools

Buy these tools

Parts

No parts specified.

  1. 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. 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.

    • 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.

    Edit

  2. Remove the bracket from behind the GPU heat sink.

    • Remove the bracket from behind the GPU heat sink.

    Edit

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    The Essential Toolkit

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  4. Remove four black stickers from the back of the CPU heat sink.

    • Remove four black stickers from the back of the CPU heat sink.

    Edit

  5. Remove four 12.3 mm T10 screws from the back of the CPU heat sink.

    • Remove four 12.3 mm T10 screws from the back of the CPU heat sink.

    Edit

  6. 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. 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.

    • 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.

    Edit

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

    • 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.

    Edit
Conclusion

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

Author

with 5 other contributors

Andrew Optimus Goldheart

Member since: 10/17/2009

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