Memory - Dell Precision Workstation 450 User Manual

S E C T I O N 1 1

Memory

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in
System Information Guide
the
You can increase your computer memory by installing memory modules on the system board. For information on
the type of memory supported by your computer, see "Specifications."
Shut down the computer through the Start menu.
1
Ensure that your computer and attached devices are turned off. If your computer and attached devices did
2
not automatically turn off when you shut down your computer, turn them off now.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network
wall jack.
Disconnect any telephone or telecommunication lines from the computer.
3
Disconnect your computer and all attached devices from electrical outlets, and then press the power button
4
to ground the system board.
If you have installed a padlock through the padlock ring on the back panel, remove the padlock.
5
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet
before opening the cover.
NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such
as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate any
static electricity that could harm internal components.
Open the computer cover.
6
.
10