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Removing the computer access panel
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 a USB flash drive, 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:
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) then slide the panel forward and lift if off
the computer (2).
6
Chapter 2 Hardware upgrades
Regardless of the power-on state, voltage is always present on the system board as
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