Dell OptiPlex 170L - Manual (Page 114)

14. Replace the computer cover.
15. Connect your computer and devices to electrical outlets, and then turn them on.
See the documentation that came with the drive for instructions on installing any software required for drive operation.
Floppy Drive
Installing a Floppy Drive
1. Follow the procedures in " Before You Begin ."
2. Release and remove the front panel .
3. Remove the middle and bottom front-panel inserts by pushing the back of the inserts. If a secondary CD drive is installed, then you will only remove the
bottom panel insert.
1 side hinges
2 front panel
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 in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.