Yealink Skype for Business HD IP Phones Administrator Guide84To sign out of Skype for Business Server:1. Press the Status soft key.2. Press or to select Sign Out.The phone signs out of Skype for Business Server.After you sign out of Skype for Business Server, the account-related features (calling,viewing Skype for Business contacts, calendar, etc.) are not available. However, you can stilluse other phone features.Power Indicator LEDPower indicator LED indicates power status and phone status.There are six configuration options for power indicator LED:Common Power Light OnCommon Power Light On allows the power indicator LED to be turned on.Ring Power Light FlashRing Power Light Flash allows the power indicator LED to flash when the Skype for Businessphone receives an incoming call.Voice Mail Power Light FlashVoice Mail Power Light Flash allows the power indicator LED to flash when the Skype forBusiness phone receives a voice mail.Mute Power Light OnMute Power Light On allows the power indicator LED to flash when a call is mute.Hold/Held Power Light OnHold/Held Power Light On allows the power indicator LED to flash when a call is placed on holdor is held.Talk/Dial Power Light OnTalk/Dial Power Light On allows the power indicator LED to be turned on when the Skype forBusiness phone is busy.ProcedurePower indicator LED can be configured using the configuration files or locally.ConfigurationFile .cfgConfigure the power indicator LED.Parameters:phone_setting.common_power_led_enable