Lenovo ThinkCentre M90p, Maintenance Manual, Page: 90 / 112

Note: If your system board has two microprocessor sockets, be sure to install a socket cover for each
microprocessor socket.
Replacing the hard disk drive
Attention
Do not open your computer or attempt any repair before reading and understanding the “Important safety
information” in the
ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy
of the ThinkCentre Safety and Warranty Guide , go to:
http://www.lenovo.com/support
This section provides instructions on how to replace the hard disk drive if your computer has one. For
computer models that do not have an internal hard disk drive and use a remote hard disk drive accessed
through the SMC - Storage Array, contact your network or storage administrator.
To replace the hard disk drive, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Open the computer cover. See “Opening the computer cover” on page 68.
3. You might need to pivot the optical drive bay assembly upward to gain easier access to the hard
disk drive.
4. Locate the hard disk drive. See “Locating components” on page 69.
5. Push the release button
1
of the hard disk drive bracket as shown and then lift the hard disk drive
bracket up from the heat sink.
Figure 21. Removing the hard disk drive
6. Disconnect the signal cable and the power cable from the hard disk drive to completely remove the hard
disk drive from the chassis.
7. Flex the sides of the bracket to remove the hard disk drive from the bracket.
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ThinkCentre Hardware Maintenance Manual