User Guide for the SIP-T48G IP Phone5Table of ContentsGNU GPL Information............................................................................................. 3About This Guide .................................................................................................... 4Overview ................................................................................................................ 8Hardware Component Instructions .................................................................................................................... 8Icon Instructions ............................................................................................................................................... 10LED Instructions ............................................................................................................................................... 11Getting Started .................................................................................................... 12Packaging Contents ......................................................................................................................................... 12Phone Installation ............................................................................................................................................ 13Phone Initialization ........................................................................................................................................... 16Phone Status .................................................................................................................................................... 16Touch Screen Display ....................................................................................................................................... 17Navigating Menus and Fields ........................................................................................................................... 19Entering Data and Editing Fields ..................................................................................................................... 20Customizing Your Phone ...................................................................................... 24General Settings ............................................................................................................................................... 24Wallpaper ......................................................................................................................................................... 24Backlight........................................................................................................................................................... 25Contrast ............................................................................................................................................................ 26Language .......................................................................................................................................................... 26Time & Date ...................................................................................................................................................... 27Audio Settings .................................................................................................................................................. 29Ring Tones ........................................................................................................................................................ 30Contact Management ....................................................................................................................................... 32Directory ........................................................................................................................................................... 32Local Directory ................................................................................................................................................. 32Blacklist ............................................................................................................................................................ 45Call History Management................................................................................................................................. 46System Customizations .................................................................................................................................... 51