... 139 –140installing, 137 – 138 overview, 137 sharing library with local users, 138 – 139 sharing music effectively, 141–1 43 media servers, 144–146overview, 131 – 132 Windows Media Player, 133 – 137 Media Sharing ... Messengeradding contacts, 42– 43 configuring, 39 –41downloading, 35 installing, 35 36 making calls, 43 44receiving calls, 44signing on, 38 39 signing out, 44Windows Live ID, 37 videos, 175. See also ... 160 PC Cards, 46–47, 96, 188 PC- emulation software, 255PCI (Peripheral Component Interconnect), 87, 96PCI Express, 87PCI network adapters, 188PCI sound cards, 151PCI TV cards, 46–47PCs...