Introdução

Use this guide to help replace your HP ProBook 640 G1's CPU, or central processing unit. If you want to boost performance, handle more demanding tasks like video editing or gaming, or fix issues from a failing processor, you should consider replacing your CPU. Before doing this you should check your CPU's health by going into TaskManager on your laptop and checking your CPU's temperature.

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    • Turn the laptop upside down to show the battery lock slider.

    • It is a black slider near the top, with a battery logo to the left and a lock sign to the right.

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    • Slide the battery slider all the way to the left, towards the battery symbol.

    • You may also need to slide the other slider to the right of the battery slider, as shown in the picture.

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    • Remove the battery by sliding it away from the laptop while holding the battery locker.

    • The battery should slide out with ease.

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    • Slide down and pull up on the cover to remove it.

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    • Remove the eight rubber screw plugs from the bottom and the two rubber screw plugs from the sides of the laptop using a paperclip.

    • Remove the fourteen 6 mm screws from the bottom of the laptop and the two 6 mm screws from the sides using a T8 Torx screwdriver.

    • Remove the six 4 mm screws that secure the midframe using a T8 Torx screwdriver.

    • Some of the screws are held in place by springs and cannot be fully removed, but can still be loosened.

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    • Remove the disk drive by gently pulling it out.

    • Remove the two 3 mm screws using a Phillips #1 screwdriver.

    • Only one screw is visible in the photo the second screw is located directly above it.

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    • Gently pull up on the midframe, gripping it from the inside.

    • This may take a small amount of force. If it feels stuck, check for missed screws. Go back to the previous steps and make sure you have removed all necessary screws.

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    • Remove the four screws connecting the heat sink and fan to the CPU.

    • Remove the heat sink.

    • Remove the single screw holding the CPU in place.

    • Carefully lift the CPU out of the motherboard assembly.

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    • Thermal paste will need to be applied to the top of the new CPU before reconnecting the heat sink.

    • When inserting the new CPU, be very careful not to bend the pins on the bottom, as this can ruin the CPU.

Conclusão

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

Jake Moreira

Membro desde: 04/11/25

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