Issue 1.06-20 Setup and Operation2.17 Ringer MuteIf the Volume Down key is pressed and held for two seconds while in Standbymode or Incoming Call mode, the handset sets the ringer mute on, turns on theRinger Mute icon and stops the ringer.To turn the Ringer Mute off, press and hold the Volume Down key for twoseconds; ringer mute is turned off.NOTE ❍ The handset remains in Ringer Volume Setting mode for two secondsunless keys are pressed.❍ You can use the handset to change the ringer volume while inIncoming Call mode. The ringer volume does not appear on thedisplay.❍ If Ringer Volume is off and the handset is on the charger while inIncoming Call mode, it rings Low, but does not vibrate.❍ If ringer mute is on, the handset does not ring nor does it vibrate.❍ Press the TALK key or Speaker key in Ring Volume Setting mode. Thehandset cancels the ringer volume setting and goes into Standbymode.