Lenovo ThinkStation P900 User Manual page 91

• PCI Express solid-state drive
To install or replace an internal storage drive, refer to one of the following topics:
• "Installing or replacing a 3.5-inch storage drive" on page 79
• "Installing or replacing a 2.5-inch storage drive" on page 84
• "Installing or replacing an M.2 solid-state drive" on page 90
• "Installing or replacing a PCI card" on page 108 (applies to a PCI Express solid-state drive)
Installing or replacing a 3.5-inch storage drive
Note: Depending on your computer model, a 3.5-inch hard disk drive or a 3.5-inch hybrid drive might
come with your computer.
To install or replace a 3.5-inch storage drive, refer to one of the following topics:
• "Installing or replacing a 3.5-inch storage drive in a hard disk drive bay" on page 79
• "Installing or replacing a 3.5-inch storage drive in an optical drive bay" on page 82
Installing or replacing a 3.5-inch storage drive in a hard disk drive bay
Attention: Do not open your computer or attempt any repair before reading and understanding the "Read
this first: Important safety information" on page v.
To install or replace a 3.5-inch storage drive in a hard disk drive bay, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See "Removing the computer cover" on page 77.
3. Locate the hard disk drive bay in which you want to install or replace a storage drive. See "Locating
internal drives" on page 7.
4. Press the pit on the cover of the hard disk drive bay so that the cover is opened. Then, pull the cover
edge as shown to remove the hard disk drive bracket from the hard disk drive bay.
Figure 10. Removing the hard disk drive bracket
5. Depending on whether you are installing or replacing a storage drive, do one of the following:
• If you are installing a storage drive, go to step 6.
.
Chapter 9 Installing or replacing hardware
79