Installing A Hard Drive Into An Internal Drive Bay - HP Compaq Elite 8300 Series Reference Manual

7. Release the drive by pulling the release tab away from the drive (1) and sliding the drive out of
the bay (2).
Figure 3-25
8. Remove the four guide screws (two on each side) from the old drive. You will need these screws
to install a new drive.

Installing a Hard Drive into an Internal Drive Bay

NOTE: The system does not support Parallel ATA (PATA) hard drives.
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:
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 access panel.
Removing a Hard Drive
Regardless of the power-on state, voltage is always present on the system board
Installing and Removing Drives 79