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8. Reinstall the base cover assembly and removable battery.
9. Turn the computer over. Connect the ac power adapter and all cables to the computer.
Replacing the internal storage drive
Before you start, read "Important safety information" on page v and print the following instructions.
Attention: The internal storage drive (such as hard disk drive, solid-state drive, or M.2 solid-state drive) is
sensitive. Inappropriate handling might cause damage and permanent loss of data.
When handling the internal storage drive, observe the following guidelines:
• Replace the internal storage drive only for upgrade or repair. The internal storage drive is not designed for
frequent changes or replacement.
• Before replacing the internal storage drive, make a backup copy of all the data that you want to keep.
• Do not touch the contact edge of the internal storage drive. Otherwise the internal storage drive might get
damaged.
• Do not apply pressure to the internal storage drive.
• Do not make the internal storage drive subject to physical shocks or vibration. Put the internal storage
drive on a soft material, such as cloth, to absorb physical shocks.
2.5-inch storage drive
To replace the 2.5-inch storage drive, do the following:
1. Disable the built-in battery. See "Disabling the built-in battery" on page 92.
2. Ensure that the computer is turned off and disconnected from ac power and all cables.
3. Close the computer display and turn the computer over.
4. Remove the removable battery. See "Replacing the removable battery" on page 92.
5. Remove the base cover assembly. See "Replacing the base cover assembly" on page 95.
6. Remove the screw that secures the storage drive
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A275 User Guide
1
, and then lift the storage drive
2
.
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