Dell OptiPlex 330, Service Manual

Page: 108 / 170

108
Expansion-Card Guide
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Desktop Chassis
• Removing the expansion-card guide
• Replacing the expansion-card guide
Removing the Expansion-Card Guide (Desktop Chassis)
CAUTION: Before you perform this procedure, see " Precautionary
Measures ."
NOTICE:
Before disconnecting a peripheral from the system or removing a
component from the system board, verify that the standby power indicator on
the system board has turned off. To locate this indicator, see "
System Board
Components " or " Interior Service Label ."
1
Turn off the computer and peripherals, disconnect them from their
electrical outlets, wait at least 5 seconds, and then remove the
computer cover .
2
Remove the hard-drive bracket .
3
Remove all expansion cards.
4
Remove the expansion-card guide:
a
Face the computer from the front.
b
From the outside of the chassis, press in the two tabs on the left
side of the card guide.
This will release the left card-guide tabs from the chassis.
c
Rotate the released side of the card guide away from the front
chassis wall.
d
With the released side of the card guide away from the chassis
wall, pull the card guide back away from the chassis (see the
following figure).