Dell I15N-2727BK Owner's Manual page 21

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1 tab 2 notch
4 Replace the keyboard. See "Replacing the Keyboard" on page 17.
5 Replace the battery, see "Replacing the Battery" on page 14, or connect the
AC adapter to your computer and an electrical outlet.
CAUTION:
Before turning on the computer, replace all screws and ensure that no
stray screws remain inside the computer. Failure to do so may result in damage to
the computer.
6 Turn on the computer.
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Memory