1.1 Before Operating the Telephones
User Manual 21
Group-CO (G-CO)
Used to access an idle CO line in a specified CO line group for making
outside calls.
Incoming calls from CO lines in the assigned CO line group arrive at this
button.
Single-CO (S-CO) Used to access a specified CO line for making or receiving outside calls.
Direct Station Selection (DSS) Used to access an extension with one-touch.
It is also possible to be changed to the other feature button.
One-touch Dialing Used to access a desired party or system feature with one-touch.
Group Directory Number (G-
DN)
Used to access a specified incoming call distribution group for making or
receiving calls.
Message Used to leave a message waiting indication or call back the party who left
the message waiting indication.
Message for another extension Used to have a Message button for another extension.
Call Forwarding (FWD)/Do Not
Disturb (DND)—Both calls Used to forward all calls to a specified destination or refuse.
FWD/DND—Outside calls Used to forward CO line calls to a specified des tination or refuse.
FWD/DND—Intercom calls Used to forward intercom calls to a specified destination or refuse.
Group FWD—Both calls Used to forward all the calls to your group to a specified destination.
Group FWD—Outside calls Used to forward the CO line calls to your group to a specified destination.
Group FWD—Intercom calls Used to forward the intercom calls to your group to a specified
destination.
Account Used to enter an account code.
Conference Used to establish a multiple party conversation.
Terminate Used to disconnect the current call and make another call without
hanging up.
External Feature Access (EFA) Used to access special features offered by a host PBX or a telephone
company.
Call Park Used to park or retrieve a call in a preset parking zone.
Call Park (Automatic Park
Zone) Used to park a call in an idle parking zone automatically.
Call Log Used to show the incoming call information.
Call Log for ICD Group Used to have a Call Log button for incoming call distribution group.
Log-in/Log-out Used to switch between the log-in and log-out mode.
Log-in/Log-out of a specified
group
Used to have a Log-in/Log-out button for another incoming call
distribution group.
Log-in/Log-out for all groups Used to have a Log-in/Log-out button for all groups.
Hurry-up Used to transfer the longest waiting call in the queue of an incoming call
distribution group to the overflow destination.
Wrap-up Used to switch the wrap-u p status, Ready and Not Ready mode.
Buttons Feature