Replacing the microprocessor – Dell Dimension 8250 User Manual
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6.
If you are installing a new CD/DVD drive rather than replacing a drive,
remove the front-panel inserts
7.
If you are installing a drive that has its own controller card, install the controller card in a card slot.
8.
Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.
9.
.
10.
Connect your computer and devices to their electrical outlets, and turn them on.
See the documentation that came with the drive for instructions on installing any software required for drive operation.
Replacing the Microprocessor
1.
Shut down the computer through the Start menu.
2.
Turn off any attached devices and disconnect them from their electrical outlets.
3.
Disconnect the power cable from your computer, and then press the power button to ground the system board.
4.
5.
Disconnect the cooling fan power cable from the
FAN2 connector
on the system board.
6.
Disconnect the +12-VDC
P2 DC power cable
from the connector on the system board.
7.
Lift up the airflow shroud.
NOTICE:
To connect a network cable, first plug the cable in to the network wall jack and then plug it in to the computer.
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in your Owner's Manual.
NOTICE:
To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.