Removing the computer access panel
WARNING!
To reduce the risk of personal injury or equipment damage from electric shock, hot
surfaces, or fire, ALWAYS operate the computer with the access panel in place. In addition to
enhancing safety, the access panel may provide important instructions and identification information,
which may be lost if the access panel is not used. DO NOT use any access panel except the one that
is provided by HP for use with this computer.
To access internal components, you must remove the access panel:
1.
Remove/disengage any security devices that prohibit opening the computer.
2.
Remove all removable media, such as USB flash drives, from the computer.
3.
Turn off the computer properly through the operating system, and 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.
If the computer is on a stand, remove the computer from the stand and lay the computer down.
6.
Loosen the thumbscrew on the rear of the computer (1), slide the access panel toward the rear
of the computer, and then lift it off (2).
8
Chapter 2 Hardware upgrades
