Dell Dimension 2300 - Manual (Page 21)

11. Gently slide the drive into place.
12. Once the drive is in place, apply pressure to ensure the drive is fully seated.
13. Use the securing screw that came with the drive to attach the drive to the computer.
14. Connect a power cable to the new drive.
15. Locate the data cable from the CD/DVD drive in the upper drive bay and connect its middle data connector to the new drive.
16. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.
17. Replace the front panel .
18. Replace the computer cover .
19. Connect your computer and devices to electrical outlets, and turn them on.
20. See the documentation that came with the drive for instructions on installing any software required for drive operation.
Replacing the Microprocessor
Removing the Microprocessor
1. Shut down the computer through the Start menu.
2. Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut
down your computer, turn them off now.
3. Disconnect any telephone or telecommunication lines from the computer.
HINT: Some computers come with only two extra alignment screws; others come with four. You only need two alignment screws for this procedure.
CAUTION: Match the colored strip on the cable with pin 1 on the drive (pin 1 is marked as "1").
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions provided in your Owner's Manual.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.