6.
Disconnect the data cable (1) and power cable (2) from the rear of the hard drive, and then remove the
four 6-32 mounting screws (3) and slide the drive out of the bay (4).
Installing a 3.5-inch hard drive
1.
Remove/disengage any security devices that prohibit opening the computer.
2.
Remove all removable media, such as compact discs or USB flash drives, from the computer.
3.
Turn off the computer properly through the operating system, then turn off any external devices.
4.
Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION:
Regardless of the power-on state, voltage is always present on the system board as long as
the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to
the internal components of the computer.
5.
Remove the computer access panel.
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Chapter 2 Hardware upgrades