Lenovo ThinkCentre M75t Gen 2, User Manual, Page: 50 / 98

Hard disk drive
Prerequisite
Before you start, read Appendix A “Important safety information” on page 59 and print the following
instructions.
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.
3.5-inch primary hard disk drive
For access, do the following:
1. Remove the following parts in order if any:
• “Computer cover” on page 40
• “Front bezel” on page 40
• “Optical drive” on page 41
• “Drive bay assembly” on page 43
2. Disconnect the signal cable and the power cable from the 3.5-inch primary hard disk drive.
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M75t Gen 2 User Guide