Dell OptiPlex 320 DCSM User Manual page 169

Power Supply: Dell OptiPlex 320 User's Guide
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Power Supply
Dell™ OptiPlex™ 320 User's Guide
Replacing the Power Supply
DC Power Connectors
Replacing the Power Supply
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in
the Product Information Guide.
NOTICE:
To prevent static damage to components inside your computer, discharge static electricity from your body
before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface
on the computer chassis.
1. Follow the procedures in
2. Disconnect the DC power cables from the system board and the drives.
Note the routing of the DC power cables underneath the tabs in the computer chassis as you remove them from the
system board and drives. You must route these cables properly when you replace them to prevent their being pinched
or crimped.
3. Remove the two screws that attach the power supply to the back of the computer chassis.
4. Remove the CD/DVD drive and carefully set it aside (see
5. Press the release button located on the floor of the computer chassis.
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Before You Begin.
CD/DVD Drive).