Using passwords 32Entering passwords 33Setting passwords 33Expanding through options 34Connectivity options 34Fax/data modem (only for certain models) 34Built-in network feature 35Consumer Infrared (CIR) (only for certain models) 35Universal Serial Bus (USB) 36IEEE 1394 port (only for certain models) 36High-Definition Multimedia Interface(only for certain models) 37ExpressCard (only for certain models) 37Installing memory 38Enjoying TV with Windows Media Center 40Choose your input type 40Watching TV using the optional DVB-T (digital TV) antenna (for selectedmodels) 40To connect the digital antenna 40Watching TV with an external antenna or cable socket 41BIOS utility 42Boot sequence 42Enable disk-to-disk recovery 42Password 42Using software 43Playing DVD movies 43Frequently asked questions 44Requesting service 47International Travelers Warranty (ITW) 47Before you call 47Troubleshooting 48Troubleshooting tips 48Error messages 48Regulations and safety notices 49FCC statement 49Modem notices (only for certain models) 50LCD pixel statement 53Radio device regulatory notice 53General 53The FCC RF safety requirement 53Canada — Low-power license-exempt radiocommunication devices (RSS-210) 55Exposure of humans to RF fields (RSS-102) 55LCD panel ergonomic specifications 55