Lenovo 11A9000DGE, Hardware Maintenance Manual

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2.5-inch secondary storage drive
Prerequisite
Before you start, read Chapter 1 “Important safety information” on page 1 and print the following
instructions.
Before you open the computer cover, turn off the computer and wait several minutes until the computer is
cool.
Attention: The internal storage 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.
Replacement procedure
1. Lay down the computer so that the computer cover facing up.
2. Remove the computer cover. See “Computer cover” on page 62.
3. Remove the front bezel. See “Front bezel” on page 63.
4. Pivot the drive bay assembly upward. See “Pivot the drive bay assembly upward and downward” on
page 66.
5. Disconnect the signal cable and the power cable from the primary storage drive.
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M75s-1 Hardware Maintenance Manual