222 Knowing the PartsRear SideRefer to the diagram below to identify the components on the rear side of the Notebook PC.ModemPortLANPort Monitor Port Air VentsUSBPorts ParallelPort Kensington®Lock PortTV Out PortLAN PortThe RJ-45 LAN port supports a standard RJ-45 Ethernet cable. The internal LAN supports 10Base-T or100Base-TX standard or duplex networks. The built-in connector allows convenient use without anadditional adapter.Modem PortThe RJ-11 telephone port supports an RJ-11 telephone cable. The internal modem supports up to 56KV.90 transfers. The built-in connector allows convenient use without an additional adapter.IMPORTANT! The built-in modem does not support the voltage used in digital phonesystems. Do not connect the modem port to a digital phone system or else damagewill occur to the Notebook PC.Parallel PortThe 25-pin D-sub parallel/printer port supports native parallel devices such as laser/inkjet printers, orparallel-adapted device such as external hard drives, removable drives, or scanners.CAUTION: The two USB ports on the right side is rotated 180 degrees compared to theother USB ports. Be sure the orientation is correct before connecting your USB device.USB Ports (1.1 & 2.0)Universal Serial Bus (USB) supports many USB compatible devices such as keyboards, pointing de-vices, video cameras, modems, hard disk drives, printers, monitors, and scanners connected in a seriesup to 12Mbits/sec (USB 1.1) and 480Mbits/sec (USB 2.0). USB allows many devices to run simulta-neously on a single computer, with peripherals such as USB keyboards and some newer monitorsacting as additional plug-in sites or hubs. USB supports hot-swapping of devices so that peripherals canbe connected or disconnected without restarting the computer.