Lenovo ThinkCentre M70s Gen 4 User Manual page 41

• 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 these parts in order, if any:
• "Computer cover" on page 26
• "Optical drive" on page 27
• "Front bezel" on page 30
• "Drive bay assembly" on page 31
Removal steps
Remove the M.2 solid-state drive depending on the computer model:
• For computers without the heat sink for the M.2 solid-state drive:
• For computers with the heat sink for the M.2 solid-state drive，do one of the following depending on the
computer model:
– Type 1
.
Chapter 4 CRU replacement
35