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"Toshiba Laptop A505 - How to Renew Thermal Grease"

Summary: thermal grease needs to be renewed on both the CPU and video chip.

Toshiba A505 - Shows CPU and Video Chip Heat Sinks in Place

Background:

A laptop or even a desktop will randomly shut down if the CPU over video chips become too hot.

Overheating can be caused by clogged cooling fan fins (compressed air clean)

Overheating can be caused by a dead or slowly turning cooling fan.

Overheating can be caused by dried thermal grease between the heat sink on top of the CPU or video chip.

This shows how to replace the thermal grease on the A505 CPU and video chips.

 

CPU:

Toshiba A505 - Shows heat sink off CPU chip and video board uncoupled from mother board connector.

Toshiba A505 - Shows CPU chip cleaned of old thermal grease.

 

 

 

 

 

 

 

 

Toshiba A505 - Shows new thermal grease applied to CPU chip top.

 

 

 

 

 

 

 

 

Toshiba A505 - Shows detail of how thermal grease spread on CPU top.

Video Chip:

Toshiba A505 - Shows new thermal grease applied to video board chip.