Operation Mode ..............................................................................................................51Basic Settings .................................................................................................................51Line Selection .................................................................................................................53TEL Settings ...................................................................................................................53IP Network Settings ........................................................................................................54Protocol Settings ............................................................................................................55VoIP Settings ..................................................................................................................58QoS Settings ..................................................................................................................59System Status Confirmation ...........................................................................................60System Options ..............................................................................................................60Character Entry ......................................................................................62Entering Characters ........................................................................................................62Character Tables .............................................................................................................62Initialization Features ............................................................................65Erasing Data ....................................................................................................................65Erasing the Redial List ...................................................................................................65Erasing the Phonebook ..................................................................................................65Resetting System Data ...................................................................................................65Resetting All Data ...........................................................................................................65Troubleshooting .....................................................................................66Troubleshooting ..............................................................................................................66General Use ...................................................................................................................66Making and Receiving Calls ...........................................................................................66Sound Quality .................................................................................................................69SD Memory Cards ..........................................................................................................71Phonebook .....................................................................................................................71Programming ..................................................................................................................72Display Messages ..........................................................................................................72Other Information ...................................................................................75Cleaning the Unit .............................................................................................................75Specifications .........................................................................................76Specifications ..................................................................................................................76Index..............................................................................................................7818 Operating Instructions Document Version 2011/06Table of Contents