13. Connect the power cable (1) and data cable (2) to the rear of the optical drive.
Figure 24 Connecting the Power and Data Cables
14. Replace the front bezel and access panel.
15. Reconnect the power cord and turn on the computer.
16. Lock any security devices that were disengaged when the access panel was removed.
The system automatically recognizes the drive and reconfigures the computer.
Removing an External 3.5-inch Drive
CAUTION: All removable media should be taken out of a drive before removing the drive from the
computer.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as diskettes or compact discs, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board as
long as the system is plugged into an active AC outlet. You must disconnect the power cord to
avoid damage to the internal components of the computer.
5. Remove the access panel and front bezel.
6. Disconnect the drive cables.
a. If you are removing a diskette drive (available on some models only), disconnect the data
cable and power cable from the back of the drive.
b. If you are removing a media card reader, disconnect the USB cable from the system board.
20 Hardware Upgrades
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