Dell bpcwcsn_5 - OptiPlex - 740 User Manual page 238

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power supply
6 Slide the power supply toward the front of the computer approximately 1 inch.
7 Lift the power supply up and out of the computer.
8 Slide the replacement power supply into place.
9 Replace the screws that secure the power supply to the back of the computer chassis.
10 Reconnect the DC power cables to the system board and drives (see "System Board Components" on
page 190 for connector locations).
11 Replace the floppy drive or Media Card Reader (see "Installing a Floppy Drive or Media Card Reader"
on page 220).
12 Replace the optical drive (see "Installing an Optical Drive" on page 216).
13 Replace the computer cover (see "Replacing the Computer Cover" on page 297).
14 Connect the AC power cable to the power supply AC power connector.
NOTICE:
To connect a network cable, first plug the cable into the network wall jack and then plug it into the
computer.
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Small Form Factor Computer
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2
screw
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