HP EliteDesk 800 G4 Base Model Small Form Factor PC User Manual download pdf (Page 40)

Installing a 2.5-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 ash drives, from the computer.

3. Turn o the computer properly through the operating system, and turn o any external devices.

4. Disconnect the power cord from the AC outlet and disconnect any external devices.

IMPORTANT: 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. To prevent damage to internal components, you must

disconnect the power cord from the power source before opening the computer.

5. If the computer is on a stand, remove the computer from the stand.

6. Remove the computer access panel.

7. Remove the front bezel.

8. Install four black-and-blue M3 mounting screws (two on each side of the drive).

NOTE: M3 metric mounting screws can be purchased from HP.

When replacing a drive, transfer the four mounting screws from the old drive to the new drive.

34 Chapter 2 Hardware upgrades

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HP EliteDesk 800 G4 Base Model Small Form Factor PC User Manual Page 40