Comdial Unisyn System Manual

IMIH-112Description Of System Features
System Features
AAbandoned Hold 
Release-3.6.2-
When a distant party abandons a Hold condition (hangs up), causing an interruption in the Iine current, the system
drops the line from hold and returns it to service. You can program the time interval between hang-up and line-drop
between either 50 msec. or 350 
rnsec. This feature usually depends upon special arrangements that must be made at
the CO end of the connection. The line select indicator will turn off to...

Description Of System FeaturesIMI66112Automatic Hold For 
Intercom-3.7.6-
If a user selects the second intercom line while a call is active on the first intercom line, this feature causes the first
intercom call to be automatically placed on hold.Automatic 
HoM-Transfer To Intercom (Answer Hold)-3.7.5-
If the intercom line is selected while an outside line call is active, this system feature causes the outside call to be
automatically placed on hold.No class of service programming is required to enable...

IMI66-112Description Of System FeaturesBasic Key Service (la2) Emulation
The system provides all of the basic, IAZtype, key service features. These features are as follows: selective line
pickup, common line pickup, multiline pickup, and hold. No special class of service programming is required.Battery Back-up Interface 
-2.4.2-
We have made it possible to attach a Comdial-provided optional battery back-up kit to the common equipment.
Battery back-up gives full uninterrupted system power in case of an AC...

Description Of System FeaturesIMIii6-112Call Forwarding-Busy /Ring-No-Answer-3.7.9,3.X3-
The system can automatically forward busy or ring-no answer calls to a different station for answering.The system
sends these calls to any idle station associated by intercom hunt 
group.Call Pickup-Directed
A station user can dial a code, followed by the extension number of a ringing station, to answer the ringing call.No
class of service programming is required.
Call Pickup
If a call rings to any station in the...

Ib!lI66-112Description Of System Features
Class Of Service Programming (From Main Station)
Use class of service (COS) programming to configure and assign all system, line, station, and special purpose
operating features. Enter COS programming by dialing an access code over the intercom line. System
administrators can enter COS programming with another code to re-program any system, station, or special purpose
operating feature that may require change at a later date.Line reprogramming ability and...

Description Of System FeaturesIMI66-I12Data 
Security-3.7X-
Data security prevents any type of tone (DTMF, calI waiting, barge-in, etc.) from interrupting an active call on a port
programfned with the feature. This feature prevents interference to non-voice communications from occurring when
you are using the port as an auxiliary bridged device or a stand-alone IST data port.Dedicated Intercom for 
Attendant-3.7.13-
This programmable feature ensures that an attendant at a principal call answering...

In!iI66-112Description Of System Features
Dual Intercom-3.8.9-
This feature provides two separate intercom lines at the same station.One intercom line is fixed, and a user can
access that intercom line by pressing the 
ITCM button. You can program the other intercom line,and a user can
access that intercom line by pressing the programmable button selected for that purpose. A user would handle calls
on the intercom lines in much the same manner as he or she would handle outside calls.Special...

Description Of System FeaturesIh!f.I66-II2External Paging 
Interface-2.7.3,2.7.4, 3.7.I5-
You can program a station port or line port to interface with an external paging amplifier.Users can then access the
paging amplifier through the station port or directly through the line port from other stations in the system. The user
can dial DTMF tones through the line 
port to provide zone selection if provided by the external paging anqlifier.
The line class of service programming arranges a line port for...

IMZ66-112
Description Of System FeaturesH
Handsflee Answer Inhibit
A user can press the MUTE button on a multiline station to block all handsfree answerback response. ‘Ihis
arrangement will prevent a station user from monitoring another station site using the monitoring ability of the voice
announce feature.When the user presses the button, all handsfree answerback is disabled thus inhibiting any
off-site monitoring. The mute LED is steady-on to indicate that this feature is active. Any user activity at...

Description Of System FeaturesIMI66-112Intercom Line Timeout
Should the intercom line be selected with no dialing or other action taking place, the intercom “times out” after ten
seconds, and returns to an idle state. No class of service programming is required. If no intercom is available on an
IST telephone, the system does not provide an intercom tone until an intercom does become available.
-
L
Languages-3.7.2”
You can program the system to display all LCD prompts in one of three languages: English,...