Overview5LED Status DescriptionThe call is placed on hold or is held.The call is muted.The first line key LED (configured as a phone line)LED Status DescriptionSolid green The line is seized.The line is in conversation.Fast flashing green The line receives an incoming call.Slow flashing green The call is placed on hold.Off The line is inactive.The third line key LED (configured as a B/A key)LED Status DescriptionSolid green The boss or delegate is in conversation.Solid green The call is placed on hold.Fast flashing green The call is placed on hold by the other party (your bossor delegate).NoteUser InterfacesTwo ways to customize configurations of your T41P Skype for Business phone: The user interface on the Skype for Business phone The user interface in a web browser on your PCThe hardware components keypad and LCD screen constitute the phone user interface, whichallows the user to execute all call operation tasks and basic configuration changes directly onthe phone. In addition, you can use the web user interface to access all configuration settings. Inmany cases, either the phone user interface and/or the web user interface interchangeably.However, in some cases, it is only possible to use one or the other interface to operate thephone and change settings.The above introduces the default power indicator LED status. The status of the power indicatorLED is configurable via web user interface. For more information, refer toYealink_Skype_for_Business_HD_IP_Phones_Administrator_Guide.