Lenovo ThinkCentre M75t Gen 2 User Manual page 52

The heat sink might be very hot. 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.
For access, remove the following parts in order:
• "Computer cover" on page 40
• "Front bezel" on page 40
• "Drive bay assembly" on page 43
Removal steps
Remove the M.2 solid-state drive and the heat sink (if any) according to the computer model.
• For computers without the heat sink for the M.2 solid-state drive, do the following:
• For computers with the heat sink for the M.2 solid-state drive, do one of the following depending on the
computer model:
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M75t Gen 2 User Guide