Lenovo ThinkCentre Hardware Maintenance Manual page 100

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 76.
3. Locate the primary hard disk drive. See "Locating internal drives" on page 74.
Note: There is also a secondary hard disk drive bay for you to purchase and install a secondary hard
disk drive by yourself. If you want to install a secondary hard disk drive, use the same way of installing
the primary hard disk drive.
4. Disconnect the signal cable and the power cable from the rear of the hard disk drive.
5. Remove the four screws that secure the hard disk drive. Then, slide the hard disk drive out of the chassis.
Figure 27. Removing the hard disk drive
6. Slide the new hard disk drive into the hard disk drive bay and align the screw holes in the new hard
disk drive with the corresponding holes in the drive bay. Then, install the four screws to secure the
new hard disk drive in place.
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ThinkCentre Hardware Maintenance Manual