Vertical Communications R DSU - Manual (Page 13)

Microphone Opening
• Allows hands-free operation of speakerphone (not available on
8112N and 8212N).
Mute Button
• Keeps the person on the line from hearing your conversation (not
available on 8112N).
Programmable Buttons
• Allow you to store numbers for automatic dialing functions.
• Allow you to store telephone extension numbers for Direct Station
Selection (DSS).
• Indicate which lines are either in use, ringing, or on hold.
Shift Button
• Allows access to autodial numbers programmed under DSS buttons.
Speaker (not available on 8112N and 8212N)
• Sounds distant party’s voice.
• Sounds ringing and call-in-progress tones.
• Activates group listen feature.
Speaker Button (not available on 8112N and 8212N)
• Turns your speaker on or off.
• Disconnects a call when you are on a handsfree call.
• Ends or cancels programming.
TAP Button
• Recalls dial tone or generates a hookflash.
• Retrieves held calls or last call placed on hold.
Transfer/Conference Button
• Transfers calls
• Sets up conference calls.
Volume Control
• Regulates the volume of the ringer, speaker, handset, and group
listening mode.
GCA70–248 Introducing The Telephone
Non-LCD Station User's Guide 1 – 9