Sep 09
The heat sink helps keep the processor cool and happy.
Tools used in this guide
- Phillips #00 Screwdriver
- Spudger
Parts relevant to this guide
- MacBook Air Heat Sink
Step 1 — Lower Case
- Remove the following 10 screws securing the lower case to the Air:
- Six 2.8 mm Phillips screws.
- Two 5.4 mm Phillips screws.
- Two 3.8 mm Phillips screws.
Step 2
- Slightly lift the lower case near the vents and push it toward the rear of the computer to free the mounting tabs.
Step 3 — Battery
- Disconnect the battery connector by pulling it straight away from its socket.
Step 4
- Remove the following nine screws securing the battery to the Air:
- Four 2.9 mm Phillips.
- Four 3.8 mm Phillips.
- One 7.2 mm Phillips.
Step 5
- Lift the battery out of the Air.
Step 6 — Hard Drive
- Disconnect the port hatch ribbon cable from the logic board by pulling it straight up by its black pull tab.
- Pull the audio out ribbon cable off the adhesive securing it to the upper case.
- Use a spudger to pry the audio out ribbon cable connector board off the hard drive bracket.
Step 7
- Disconnect the audio out cable from its socket on the port hatch ribbon cable.
Step 8
- Use a spudger to pry the hard drive cable connector up off the logic board.
Step 9
- Use the pointy end of a spudger to de-route the microphone cable from the hard drive bracket.
- Remove the cosmetic screw cover from the adhesive securing it to the hard drive bracket.
Step 10
- Remove the four Phillips screws securing the hard drive assembly to the upper case.
Step 11
- Lift the hard drive assembly out of the upper case.
Step 12 — Heat Sink
- Use the tip of a spudger to pull the fan cable connector straight away from its connector on the logic board.
Step 13
- Use the tip of a spudger to move the cosmetic fan cover aside.
Step 14
- Remove the following screws securing the heat sink to the logic board:
- One 5.9 mm Phillips screw.
- Two 1.9 mm Phillips screws.
- Remove the 1.9 mm Phillips screw securing the processor clamp to the heat sink.
Step 15
- Lift the processor clamp off the heat sink.
Step 16
- Deroute the microphone cable away from the channel in the fan.
Step 17
- Lift the heat sink up off the logic board.
- Be mindful of the microphone cable when lifting the heat sink, as it can get tangled on the top edge of the fan.
- Use the thermal paste guide to properly add thermal paste once you’re ready to put the heat sink back on.
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