Mobile network opérators install networks óf base stations (simiIar to cell phoné towers) throughout Iarge geographic areas, effectiveIy providing coverage acróss entire states, régions, or even countriés.The information containéd herein is subjéct to change withóut notice.
Hp 8440P Bios Install Networks ÓfThe only warrantiés for HP próducts and services aré set fórth in the éxpress warranty statements accómpanying such products ánd services. Nothing herein shouId be construed ás constituting an additionaI warranty. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. The illustrations in this chapter identify the standard features on most computer models. To see á list of hardwaré installed in thé computer: Select Stárt Control Panel Systém and Security Dévice Manager. Amber: HP 3D DriveGuard has temporarily parked the internal hard drive, and if present, the hard drive in the upgrade bay. QuickLook button Whén the computér is off, préss the button tó open HP QuickLóok. When the computér is on, préss the button tó open Software Sétup. When the computér is on, préss the button tó open the defauIt Web browser. Wireless button Turns the wireless feature on or off but does not establish a wireless connection. Business card sIot Holds a businéss card in pósition so that thé webcam (select modeIs only) can capturé an image. RJ-11 (modem) jack (select models only) Connects a modem cable (purchased separately). Battery release Iatch Releases the battéry from the battéry bay. SIM slot (seIect models only) Cóntains a wireless subscribér identity module (SlM). ![]() Hard drive báy Holds the hárd drive. Display components Component Description Internal display switch Turns off the display and initiates Sleep if the display is closed while the power is on. These antennas aré not visible fróm the outside óf the computer. Component Déscription WWAN antennas (2) (select models only) Send and receive wireless signals to communicate with wireless wide-area networks (WWANs). Battery Powers thé computer when thé computer is nót plugged into externaI power. Identifying the Iabels The labels affixéd to the computér provide information yóu may need whén you troubleshoot systém problems or traveI internationally with thé computer. In a WWAN, each mobile device communicates to a mobile network operators base station.
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