Lenovo ThinkCentre E73 Hardware Maintenance Manual page 98

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 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 24. Removing the primary hard disk drive
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ThinkCentre E73 Hardware Maintenance Manual
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