ADTRAN®IP 700 Series Phone Function KeysFunction Key Icon Name DescriptionMessages Messages LED illuminatesBlue to indicatemessage waitingThe LED can be configured to illuminate solid, flash, or blink to indicate themessage count. It can be set to directly access voice mail by pressing themessage indicator key. Contact your system administrator for more information.Hold Hold Press to place the current call on hold.Transfer Transfer Press to initiate a call transfer.Conference Conference A call is active on the line.Speed Dial Entry Press to add a third party to an active call.Directories Directories Press to access the System and Personal Contacts directories, as well asdisplay placed, missed, and incoming call histories.Goodbye Goodbye Press to disconnect from the current call.Mute LED flashes Redwhen activePress to silence the speaker, handset, or headset microphone. Press the mutekey again to reactivate audio.Headset LED illuminates Greenwhen in useIndicates that the headset is active. You must have a headset connected toyour phone to use this function.Speaker LED illuminates Greenwhen activePress to enable the speaker.Volume Voice Mail The ringer volume is adjusted using this function key while the phone is idle.The call volume is adjusted using this function key during an active call. Pressthe + (plus) end of the key to increase the volume or press the – (minus) endof the key to decrease the volume.+–14