Einleitung
This guide will you how to remove and replace the palmrest for a Dell Chromebook 3180.
Werkzeuge
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Remove the 7 screws from the back cover with a Phillips #0 screwdriver
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Once all 7 screws have been removed, you can start to pry apart the back cover with your Plastic Blade or your fingers. (See pic)
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Using a phillips #0, remove the 1 screw from the wifi card.
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Disconnect both the white and black power wires from the Wifi Card.
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Remove the LCD data cable from the motherboard. Lift the black clip first in order to release the connector.
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Lift the right side hinge upward in order to gain access to the charging port area.
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Using your phillips #0, remove the 2 screws.
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Remove the audio board data cable from the motherboard.
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Using a phillips#0, remove the 1 screw from the audio board.
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Lift and remove the tap that is securing the speaker wire to the palmrest.
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Lift both speakers out from there secured areas. You do not need to disconnect the data cable from the motherboard.
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Disconnect the keyboard data cable from the motherboard by lifting up the connector clip.
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Disconnect the trackpad data cable from the motherboard by lifting up the connector clip.
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Using a phillips#0, remove 6 motherboard screws.
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You do not need to remove all heatsink screws. You only need to remove the left and right side heat sink screws.
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You do not need to remove all the USB cover/brace screws. Only remove the 1 in the top right corner. See video.
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Position both LCD hinges in an upward position to allow space in order to separate the palmrest from the entire LCD assemply
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Separate the palmrest from the LCD Assembly and set the palmrest on the desk with the keyboard face up.
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Using the plastic blade tool or any plastic tool of your choice, pry out the keyboard from the palmrest.
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Replace the old palmrest with a new palmrest
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Install old or new keyboard into the new palmrest
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Make sure to thread the keyboard data cable through the palmrest. See video
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Lay the LCD assembly faceup with the hinges at the top.
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Reconnect the palmrest by manuvering the corners under the LCD hinges.
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Push the left hinge down flush against the palmrest
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Leave the right hinge in an upward position so you can install the motherboard first.
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Carefully insert the motherboard with speakers still atatched
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Make sure to keep the keyboard and trackpad data cables above the motherboard. Sometimes they can get caught underneath the motherboard.
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Using your phillips#0, replace the 6 motherboard screws.
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Make sure the keyboard and trackpad data cables
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Connect the keyboard data cable to the motherboard. Make sure the connector clip is pressed down to secure the data cable
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Connect trackpad data cable to motherboard. Make sure the connector clip is pressed down to secure the data cable
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Connect the audio board data cable to the motherboard connector.
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Using a phillips#0, replace the 1 audio board screw.
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Make sure the right hinge is still in an upward position so you can insert the charging board screws.
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Using a philips#0, replace the 2 charging port screws.
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Once the charging port is installed, push the right hinge down flush against the motherboard area.
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Insert the battery while making sure it is flush against the palmrest
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Keep an eye out for the speaker wires that are usually routed toward the bottom of the battery compartment area.
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To reassemble your device, follow these instructions in reverse order.