7. Each integrated drive electronics (IDE) drive requires two cables; a four-wirepower cable that connects to the power supply, and a signal cable thatconnects to the system board. You might also have an audio cable to connect.To connect a CD drive or DVD drive to your computer, follow these steps.a. Locate the signal cable that came with your computer or with the newdrive.b. Locate the secondary IDE connector and the CD-ROM audio connector onthe system board. See “Identifying parts on the system board” on page 20.c. Connect one end of the signal cable to the secondary IDE connector onthe system board and the other to the CD drive or DVD drive.d. Your computer has extra power connectors for connecting additional drives.Connect the power cable to the drive.8. If you have a CD-ROM drive audio cable, connect it to the drive and thesystem board.9. Slide the drive cage in and engage the latch.10. If the drive you installed is a removable-media drive, remove the bay panelfrom the front bezel.What to do next:v To work with another option, go to the appropriate section.v To complete the installation, go to “Replacing the cover and connecting thecables” on page 26.Installing a Rope ClipTo help prevent hardware theft, you can add a 3/16 inch or 5 mm Rope Clip andcable to your computer. After you add the security cable, make sure that it does notinterfere with other cables that are connected to the computer.To install a Rope Clip:1. Remove the cover (see “Removing the cover” on page 19).2. Use a tool, such as a screwdriver, to remove the two metal knockouts.Chapter 3. Installing internal options — small desktop model 25