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Introduction

If your PC is overheating, you may simply have to dust and get rid of lint off the devices fan and heatsink or replacing the fan and heatsink on your HP EliteBook 840 G1

  1. HP Elitebook 840 G1 Heatsink and Fan Replacement, Battery: étape 1, image 1 de 1
    • Working on your device while it is turned on may result in electric shock. Make sure to shut down and unplug your device before you begin.

    • Slide the latch, to the right, away from the lock symbol.

    • Slide the cover away from the latch to remove it.

  2. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 2, image 1 de 1
    • Once the cover is removed you will be able to see the battery and the two latches that hold it in place.

    • The two latches should be pulled back, one of which is spring loaded and must be held in place in order to remove the battery.

  3. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 3, image 1 de 1
    • Battery should easily be lifted up and out.

  4. HP Elitebook 840 G1 Heatsink and Fan Replacement, RAM: étape 4, image 1 de 1
    • Identify the RAM and the pull tabs that will be used in the next step.

    • Always use an anti-static wrist strap when working on a computer.

  5. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 5, image 1 de 1
    • Pull back the two tabs on either side of the RAM this will allow the RAM to be removed.

    • When handling a memory module, use care to prevent touching the memory chips on the board. Touching the memory chips could damage or destroy the memory.

  6. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 6, image 1 de 1
    • Pull the RAM stick gently out and up once the tabs have been pulled to the side.

  7. HP Elitebook 840 G1 Heatsink and Fan Replacement, Hard Drive: étape 7, image 1 de 2 HP Elitebook 840 G1 Heatsink and Fan Replacement, Hard Drive: étape 7, image 2 de 2
    • Loosen the four Phillips screws securing the hard drive.

    • These screws will stay captive to the plastic hard drive bracket.

  8. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 8, image 1 de 1
    • Grab the pull tab on the hard drives plastic casing and pull it out and to the side.

    • Make sure all screws have been properly loosened and are no longer connected at the bottom before doing this step.

    • Remove the 2.5" hard drive from the plastic bracket.

  9. HP Elitebook 840 G1 Heatsink and Fan Replacement, Heatsink and Fan: étape 9, image 1 de 1
    • In order to take out the fan and heatsink the plastic cover must first be taken off.

    • Remove the eight 2 mm Phillips #1 screws.

  10. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 10, image 1 de 1
    • Remove SD card by sliding it out.

  11. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 11, image 1 de 3 HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 11, image 2 de 3 HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 11, image 3 de 3
    • Remove the thirteen 6 mm Torx T8 screws.

    • Some screws have plastic covers over them that need to be pried out before the screws can be removed.

    • Remove the five Torx M2.5x5 screws.

    • Remove the single 7 mm Phillips #1 screw.

    • Loosen the two Phillips #1 screws. These screws will remain captive to the device.

  12. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 12, image 1 de 2 HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 12, image 2 de 2
    • Using the plastic opening tools, remove the plastic cover by beginning at one of the corners and prying it up.

  13. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 13, image 1 de 2 HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 13, image 2 de 2
    • Use the plastic opening tools to remove the keyboard, starting at one of the top corners. You need to lift the top side and then takeing it out moving the keyboard towards the screen.

    • Once the keyboard is removed, detach the ribbons connecting the keyboard to the laptop by prying the small tab and sliding the ribbon out.

  14. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 14, image 1 de 2 HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 14, image 2 de 2
    • Loosen the six Phillips #1 screws. These will remain captive to the heatsink.

  15. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 15, image 1 de 1
    • Use the plastic opening tools to remove the tape covering the wires connected from the fan to the motherboard.

    • Disconnect the fan by sliding the wire out.

  16. HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 16, image 1 de 2 HP Elitebook 840 G1 Heatsink and Fan Replacement: étape 16, image 2 de 2
    • Remove the fan by lifting it up and sliding it out.

    • Remove the heat sink by lifting it up and sliding it out.

Conclusion

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

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Ashley Williams

Membre depuis le 27/08/2015

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USF Tampa, Team 5-3, Blackwell Fall 2015 Membre de l'équipe USF Tampa, Team 5-3, Blackwell Fall 2015

USFT-BLACKWELL-F15S5G3

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4 commentaires

Quality guide. Very logical. Thank you.

mediatrigg - Réponse

perfectly done, thank you!

wayne evans - Réponse

Do you need to remove the keyboard for replacing the tehmal paste?

Adam Grufík - Réponse

You don’t need to remove the keyoard to replace the thermal paste :)

Brendan -

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