Lenovo ThinkCentre M91p (English) User Guide - Page 65

Do not touch the circuit board, on the bottom of the hard disk drive.

Page 65 highlights

5. Disconnect the signal cable and the power cable from the hard disk drive to completely remove the hard disk drive from the chassis. 6. Flex the retaining clips as shown to remove the hard disk drive from the bracket. Figure 33. Removing the hard disk drive from the bracket 7. To install a new hard disk drive into the bracket, flex the bracket and align pin 1 , pin 2 , pin 4 , and pin 5 on the bracket with the corresponding holes in the hard disk drive. Important: Do not touch the circuit board 3 on the bottom of the hard disk drive. 8. Connect the signal cable and the power cable to the new hard disk drive. Chapter 5. Installing or replacing hardware 51

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5. Disconnect the signal cable and the power cable from the hard disk drive to completely remove the hard
disk drive from the chassis.
6. Flex the retaining clips as shown to remove the hard disk drive from the bracket.
Figure 33. Removing the hard disk drive from the bracket
7. To install a new hard disk drive into the bracket, flex the bracket and align pin
1
, pin
2
, pin
4
, and pin
5
on the bracket with the corresponding holes in the hard disk drive.
Important:
Do not touch the circuit board
3
on the bottom of the hard disk drive.
8. Connect the signal cable and the power cable to the new hard disk drive.
Chapter 5
.
Installing or replacing hardware
51