简介

This guide may be utilized if you are having overheating problems with your laptop. The CPU Heat Sink is responsible for keeping the CPU cool and monitoring its current state.

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步骤 1 Battery

Dell Inspiron 1545 CPU Heat Sink Replacement, Battery: 步骤 1 中的图像 1，1

Before attempting to remove the battery ensure that the laptop is disconnected from all power sources and turned off.
Turn the laptop over to its back.

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步骤 2

Slide the release latch while simultaneously pulling backwards on the battery.

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步骤 3

Slide the battery out of the battery bay.

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步骤 4 Base Cover

Dell Inspiron 1545 CPU Heat Sink Replacement, Base Cover: 步骤 4 中的图像 1，1

Unscrew the four screws (3mm Phillips #1) that hold the base cover in place.
The top 3 screws are "captive" (held in by a retaining ring) and will not come out.

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步骤 5

Carefully lift the base cover vertically away from the laptop.

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步骤 6 CPU Heat Sink

Dell Inspiron 1545 CPU Heat Sink Replacement, CPU Heat Sink: 步骤 6 中的图像 1，1

Loosen the 5 screws (4mm, Phillips #1) that secure the CPU Heat Sink to the motherboard.
These screws are held in place by a washer so you should not be able to completely remove the screws.

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