Introduction
If your keyboard is not working, replacing it should be easy after you follow these steps.
Tools
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Remove the four 3mm Phillips #1 screws holding the battery.
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Unhinge the connector cable to the battery.
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Remove the battery.
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Unscrew & remove the two 3mm screws (using a ph1 screwdriver bit) and the cable bracket, above the motherboard
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Doing this will allow one to access the LCD-motherboard connector cables.
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Disconnect the antenna cable (under the left hinge)
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Disconnect the LCD and Touchscreen display cables under the right hinge.
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Begin by unclipping the cable connecting the fan and the motherboard.
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Gently separate the motherboard cable from the clamp at the bottom of the fan.
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Remove the cable.
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Once the battery, screen, cooling fan, trackpad are out, the device would resemble the one in the first picture of this step.
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Unscrew the three screws connecting the copper pipe to the motherboard.
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Remove the copper pipe.
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Unscrew the three 2mm wafer screws holding the motherboard.
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Unplug the DC cable from the motherboard.
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Unscrew the three 3mm screws holding the hard drive (using a ph1 screwdriver bit)
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Remove the hard drive
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Unscrew the two 3mm screws holding the daughter board (using the ph1 screwdriver bit).
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Set the daughterboard aside. NOTE: the daughter board doesn't have to be removed
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Unscrew & remove the twenty-eight 2mm bracket screws holding the keyboard bracket (using a PH000 screwdriver bit)
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Remove the keyboard bracket
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Unscrew & remove the sixteen 2mm screws holding the keyboard (using a PH000 screwdriver bit)
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To reassemble your device, follow these instructions in reverse order.