Dell Precision 490 - Manual (Page 75)

Media Card Reader
Removing a Media Card Reader (Tower Computer)
1. Follow the procedures in Before You Begin .
2. Remove the computer cover (see Removing the Computer Cover ).
3. Remove the drive panel (see Removing the Drive Panel ).
4. Disconnect the interface cable from the back of the Media Card Reader.
5. Disconnect the other end of the interface cable from the system board connector labeled "USB." To locate the system board connector, see System
Board Components .
6. Slide the sliding-plate lever to the right to release the shoulder screw and slide the reader out of the FlexBay.
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.
NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your
computer's electronic components. You can do so by touching an unpainted metal surface on the computer.
NOTE: If you are adding a Media Card Reader to your tower computer, see Installing a Media Card Reader (Tower Computer) .
NOTE: If you are adding a Media Card Reader to your desktop computer, see Installing a Media Card Reader (Desktop Computer) .
1 sliding-plate lever
2 interface cable
3 Media Card Reader system-board connector (USB)
4 Media Card Reader