1-12 Introducing the NEC Versa— Line In — Lets you use another audio system, like a home stereo, as an inputsource. Use a cable to connect to the Line-Out port on the other audio system torecord or play.— Headphones — Lets you plug in stereo headphones or powered speakers.! Volume Control — Allows you to control the speaker volume through the thumbwheel.Around the Back of the SystemYou’ll find system ports for connecting your NEC Versa VX to optional devices (like aprinter or external monitor) on the back of your NEC Versa VX. The ports aredescribed after the figure.Back system featuresA – Port Replicator Notches F – VGA PortB – PS/2 Port G – Serial PortC – AC Power Port H – USB PortsD – Parallel Port I – Modem/LAN PortE – Expansion Port! Port Replicator Notches — Use these notches to secure the Port Replicator to theback of the system. (There are two Port Replicator notches located at the both endsof the rear side of the system.)! PS/2 Port — Use the standard PS/2 port to connect an external PS/2-style mouse,PS/2-style keyboard, or PS/2 style Numeric Keypad to the system. With an optionalY-adapter cable, you can connect up to two of these devices at the same time.! AC Power Port — Lets you attach the NEC Versa VX to the AC power sourceusing the AC adapter that comes with your system. Keep the system connected toAC power whenever possible to keep the battery pack and internal CMOS batterycharged.