Operating Your Computer 1-9Right-Side ComponentsRef Component Description See Alson SIM Card Slot Accepts a 3G SIM card for models havingthe 3G module.NOTE: The slot still exists but cannot beused for models without the 3G module.P. 2-29o Smart CardReaderAccepts a smart card for additionalsecurity feature.P. 4-8p PCMCIA Slot Accepts a PC card for additionalfunctions.P. 4-9q ExpressCardSlotAccepts an ExpressCard/34 orExpressCard/54 for additional functions.P. 4-11r Battery Pack Supplies power to your computer whenexternal power is not connected.P. 3-3s Super MultiDriveAccepts a compact disc for installing orloading software, accessing data, andplaying music/video.P. 2-16
