Handling your Yealink T48SDesktop PhonesLegend1 : Power LED indicator2 : Touch screen3 : Headset key5 : Hold key6 : Transfer key7 : Speaker8 : Voicemail9 : Redial key4 : Mute key202012 Yealink T42S User guide MIXvoip mixvoip.com/contact10 : Menu and directional padAction key incoming call1234Action key handset hung up: Transfer: Hold: Conference: End call1234Action keys during a phone call: Answer = hand-free pick-up: Forward: Silence: Reject1234652341: FWD = forward: DND = do not disturb: Phonebook: Menu7810 111 2 3 4T42S Icons in the Status Bar11 : Volume91213141512 : Keypad13 : Speaker14 : Hookswitch tab15 : HookswitchSpeakerphone (hands-free) modeUnread emailDo Not Disturb (DND)Keep MutePhone LockCall ForwardDownloading fileBluetooth - enabled mobile phone is bothpaired and connectedHandset modeVoice MailAuto AnswerRinger volume is 0Missed callsScreenshot captured