Introduzione

This will be a quick guide on how to replace the thermal paste of a Toshiba Satellite E45t-B4204. Replacing the thermal paste will help transfer the heat from the CPU to the heatsink and out of the laptop.

  1. Remove all of the 4 mm screws on the back side of  the laptop with a Phillips #1 screwdriver. Remove all of the 4 mm screws on the back side of  the laptop with a Phillips #1 screwdriver. Remove all of the 4 mm screws on the back side of  the laptop with a Phillips #1 screwdriver.
    • Remove all of the 4 mm screws on the back side of the laptop with a Phillips #1 screwdriver.

  2. Gently pull out the battery. Gently pull out the battery.
    • Gently pull out the battery.

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  4. Pry open the back case of the laptop with a black nylon spudger. Place black nylon spudger between the black casing and the golden side casing. Then use finger tips to pull off the black casing. Pry open the back case of the laptop with a black nylon spudger. Place black nylon spudger between the black casing and the golden side casing. Then use finger tips to pull off the black casing. Pry open the back case of the laptop with a black nylon spudger. Place black nylon spudger between the black casing and the golden side casing. Then use finger tips to pull off the black casing.
    • Pry open the back case of the laptop with a black nylon spudger. Place black nylon spudger between the black casing and the golden side casing. Then use finger tips to pull off the black casing.

  5. Locate and remove the four 3 mm screws around the CPU. The CPU is located beneath the copper heatsink.
    • Locate and remove the four 3 mm screws around the CPU.

    • The CPU is located beneath the copper heatsink.

  6. Carefully remove the heatsink from the rest of the motherboard and casing. Carefully remove the heatsink from the rest of the motherboard and casing.
    • Carefully remove the heatsink from the rest of the motherboard and casing.

  7. Now that the heatsink has been removed the CPU is visible. The CPU is the green square with silver metal in the center. Reapply thermal paste above the CPU.
    • Now that the heatsink has been removed the CPU is visible. The CPU is the green square with silver metal in the center.

    • Reapply thermal paste above the CPU.

Conclusione

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

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