Introduction

The trackpad replacement for the Acer Chromebook C740 requires removing the back panel, removing the battery, unplugging a ribbon cable, and removing several screws.

  1. Power down the Chromebook and disconnect the power adapter.
    • Power down the Chromebook and disconnect the power adapter.

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  2. Place the chromebook bottom side up on a flat surface.
    • Place the chromebook bottom side up on a flat surface.

    • Remove the thirteen 7 mm screws with a Phillips #0 screwdriver.

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    • Insert the plastic opening tool into the slit near the hinges and pry upwards to lift the back panel.

      • Applying pressure may be necessary. A click indicates the panel is ready to come off.

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    • Unplug the white 8-wire battery connector from the motherboard by using a spudger to push the two L-shaped indentations towards the battery.

      • The connector is a tight fit. This process requires going back-and-forth between the two indentations and plenty of patience.

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    • Remove the the two 3.7 mm screws with a Phillips #0 screwdriver.

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    • Lift the battery from the frame.

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    • Pull the black wire out from under the the black center clips and up from the gray outer clips with a spudger.

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    • Use a spudger to lift the black clip on the small purple ribbon cable connector to the left of the touchpad.

    • Pull the ribbon cable out from the connector.

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    • Remove the five 2.5 mm screws with a Phillips #0 screwdriver.

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    • Remove the four 2.8 mm screws with a Phillips #00 screwdriver.

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    • Wiggle off the silver bracket with your fingers.

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    • Remove the black tape on the left side of the touchpad.

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    • Lift off the black plastic cover with the plastic opening tool.

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Conclusion

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

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Flor De La Rosa

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Cal Poly, Team S22-G2, Livingston Spring 2017 Member of Cal Poly, Team S22-G2, Livingston Spring 2017

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