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Set the jumper on the replacement system board so it is identical to the one on the existing board.
3. Orient the replacement board by aligning the notches on the bottom to the tabs on the computer floor.
4. Slide the board toward the back of the computer until it clicks into place.
5. Replace any components and cables that you removed from the system board.
6.
Close the computer
cover.
7.
Attach the computer stand
NOTICE:
To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
8. Connect your computer and devices to electrical outlets, and turn them on.
Replacing the Power Supply
Removing the Power Supply
CAUTION:
Before you begin any of the procedures in this section, follow the
CAUTION:
To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
1.
Shut down the
computer.
2. Turn off any attached devices and disconnect them from their electrical outlets.
NOTICE:
To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.
3. Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system board.
4.
Remove the computer
stand, if it is attached.
5.
Open the computer
cover.
6. Disconnect the AC power cable from the AC power connector on the back of the power supply.
7. Disconnect the DC power cables from the system board and the drives.
Note the routing of the DC power cables underneath the clips in the computer as you remove them from the system board and drives. It is important to
route these cables properly when you replace them to prevent them from being pinched or crimped.
8.
Remove the card cage
and remove the power cables from the side of the hard drive. To remove the power cables, use the cables as leverage and pull
away from the clips while simultaneously pulling on the metal clips with your fingers.
9. Press the release button by pressing down on the handle, which in turn presses the release button.
10. Slide the power supply toward the front of the computer approximately 1 inch.
(optional).
"Safety
Instructions."
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