Dell Inspiron 3700 Reference And Troubleshooting Manual page 47

If you purchased a port replicator from Dell, see the documentation that came with
the port replicator for instructions on its use.
You can connect a variety of external devices to your computer. For instructions, refer
to the section titled "Connecting External Devices" in the system Help. To open the
Help, click the Start button, point to Programs—> Dell Documents, and click Dell
Inspiron 3700 System Help.
support.dell.com Options and Upgrades 2-15