Einleitung

This guide will provide you with simple and clear steps on how to replace/remove the keyboard on your Acer Chromebook C720-2420.

  1. Place your Chromebook upside down. Utilizing the precision magnetized Phillips #0 screwdriver, remove all thirteen 6.5 mm Phillips screws that secure the back cover.
    • Place your Chromebook upside down.

    • Utilizing the precision magnetized Phillips #0 screwdriver, remove all thirteen 6.5 mm Phillips screws that secure the back cover.

    • Before doing anything, make sure your Acer Chromebook is completely turned off.

  2. Use the plastic opening tool to carefully remove the bottom.
    • Use the plastic opening tool to carefully remove the bottom.

  3. Remove the two 3.6 mm Phillips screws holding the battery in place. Remove the two 3.6 mm Phillips screws holding the battery in place.
    • Remove the two 3.6 mm Phillips screws holding the battery in place.

  4. Disconnect the connector that attaches the battery to the Chromebook with a pair of pliers or tweezers. Alternatively, you could use your hands, as it may be difficult to unhook the connector.
    • Disconnect the connector that attaches the battery to the Chromebook with a pair of pliers or tweezers.

    • Alternatively, you could use your hands, as it may be difficult to unhook the connector.

  5. Remove the battery.
    • Remove the battery.

  6. Remove the six 4.7 mm Phillips screws that secure the fan. Remove the six 4.7 mm Phillips screws that secure the fan.
    • Remove the six 4.7 mm Phillips screws that secure the fan.

  7. Disconnect these cables from the motherboard using the tweezers. Alternatively, you may use your hands. Pull out the fan.
    • Disconnect these cables from the motherboard using the tweezers.

    • Alternatively, you may use your hands.

    • Pull out the fan.

  8. Remove the 3.6 mm  Phillips screw that secures the SSD in place. Remove the 3.6 mm  Phillips screw that secures the SSD in place.
    • Remove the 3.6 mm Phillips screw that secures the SSD in place.

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  10. Pull out the SSD. Pull out the SSD.
    • Pull out the SSD.

  11. Disconnect the speaker cable from the motherboard.
    • Disconnect the speaker cable from the motherboard.

  12. Disconnect the display cable from the motherboard.
    • Disconnect the display cable from the motherboard.

  13. Gently pull out the wire for the 2 PIC connectors.
    • Gently pull out the wire for the 2 PIC connectors.

  14. Remove the two 3.7 mm Phillips screws that hold the motherboard in place.
    • Remove the two 3.7 mm Phillips screws that hold the motherboard in place.

  15. Lift up the black tab on the ZIF connector to release the ribbon cable.
    • Lift up the black tab on the ZIF connector to release the ribbon cable.

    • Carefully remove the ribbon cable.

  16. Lift up the black tab on the ZIF connector to release the ribbon cable.
    • Lift up the black tab on the ZIF connector to release the ribbon cable.

    • Gently remove the ribbon cable

  17. Lift up the black tab on the ZIF connector to release the ribbon cable.
    • Lift up the black tab on the ZIF connector to release the ribbon cable.

    • Remove the ribbon cable.

  18. Lift up and remove the motherboard.
    • Lift up and remove the motherboard.

  19. Remove the speakers  located on both left and right bottom corners of the Chromebook with a plastic opening tool. Remove the speakers  located on both left and right bottom corners of the Chromebook with a plastic opening tool.
    • Remove the speakers located on both left and right bottom corners of the Chromebook with a plastic opening tool.

  20. Remove the two 3.6 mm  Phillips screws holding the USB and SD card port with a PH0 screwdriver. Lift out and remove the port.
    • Remove the two 3.6 mm Phillips screws holding the USB and SD card port with a PH0 screwdriver.

    • Lift out and remove the port.

  21. Remove the two 3.6 mm Phillips screws holding the LED sensors. Remove the LED Sensors. Remove the LED Sensors.
    • Remove the two 3.6 mm Phillips screws holding the LED sensors.

    • Remove the LED Sensors.

  22. Flip up the black tab on the ZIF connector to release the ribbon cable. Remove the ribbon cable.
    • Flip up the black tab on the ZIF connector to release the ribbon cable.

    • Remove the ribbon cable.

    • This ribbon is fragile, do not use excessive force.

  23. Leave only the single ribbon cable.
    • Leave only the single ribbon cable.

Abschluss

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

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Huh? This doesn’t tell how to replace the keyboard.

Dave Burton - Antwort

After the last step unscrew the 3 screws at the top of the device holding the display assembly to the top portion, then bend those up and you can pull the whole cover with the keyboard and touchpad off and slide the new one in.

Jacob Pearlson -

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