Samsung Chromebook 2 XE503c12 Daughterboard Replacement

Introducción

This guide will show you how to replace the daughterboard on your Samsung Chromebook 2 XE503c12. The daughterboard contains the righthand USB and auxillary/headphone ports, so should either of these stop to function, replacing the daughterboard should remedy the problem.

Paso 1 Daughterboard

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Turn the power off before beginning this step
It is common for Chromebooks to have rubber circle pads covering the four screws on each of the four corners. You can use any opening tool to remove the rubber circle pads.
Lay the Chromebook down in a way that the bottom cover faces upward.
Remove all nine screws from the back cover using a Phillips #00 screw.

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Paso 2

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Place the opening tool in the divot between the spine of the Chromebook and the back cover.
Slowly glide and push down the end of the opening tool along all sides of the Chromebook to detach the brackets. You will hear the brackets detach.
Be gentle while prying to avoid breaking the back cover.

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Paso 3

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Remove the four 3 mm screws using a Phillips #000 screwdriver.
Carefully lift the top of the battery then pull it away from you to remove it.
Some batteries may be attached via a battery connector. Disconnect the battery connector by simply pulling straight up at its base.

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Paso 4

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Use a blunt precision tweezer to remove the speaker cord from the daughterboard.

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Paso 5

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Using a Phillips #00 screwdriver, remove all of the two screws from the daughterboard.

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Paso 6

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You must first lift the locking bar of the ZIF connector before removing the ribbon cable.
Gently, remove the orange tape by pulling it outward.
Using an opening tool, gently pull the daughterboard upward.