Comdial Dsu II Digital Telephone System Instructions Manual

M
Manual Hold
A button activated feature at each station will place an outside line on hold. When a user
presses the HOLD button while on a call, the system places the call on hold, provides a
distinctive flash rate of the line button indicator, and allows the user to access other
station features. A user at the holding station or at any other station that has access to the
line can retrieve the held call.
See also,Hold.
Meet-Me Answer Page
Any station user can dial a special code number in response to...

LCD Messaging
Standard and system-supplied custom display messages can be set by dialing a specific
code at any station. Such messages are to be received and displayed by any LCD
speakerphone that calls the station which set the message. When a message is set, the
intercom light at the setting station will flash to indicate that the feature is active.
Message Waiting
Special feature access codes enable a station user to control the message waiting (MW)
light at other stations in the system. When the...

Modular Wiring And Jacks 2- Or 4-Conductor Wire System
The system can be completely interconnected by employing industry standard 50-pin
connectors and modular plug/jack combinations. Station wiring is number 22 or 24
gauge, 2-conductor, twisted-pair cable throughout the system. If the installer uses
4-conductor twisted-pair cable, it provides a spare pair for a separate wiring purpose
when needed.
Music Features
Background Music
If the installer connects a customer-provided external music source to the...

Handsfree Answer Inhibit
The user can use the MUTE button to block all handsfree answerback response. This
arrangement will prevent a station user from monitoring another station site using the
monitoring ability of the voice announce feature. When a user presses the MUTE button,
all handsfree answerback is disabled thus inhibiting any off-site monitoring. The MUTE
light turns on steady to indicate that this feature is active.
N
Night Transfer (Of Ringing)
Night transfer (of ringing) is an...

P
Paging
All-Call Paging
All-call paging allows all stations to receive announcements through the station speaker
at once. The system can also send all-call paging to the paging port where it applies it to
the input of an external paging amplifier. Origination of announcements must be via the
station handset. A programmer can arrange each station to receive and/or originate
all-call page. He or she enables the ability to receive and originate all-call paging at a
station through station class of service...

PBX/CENTREX/CO Compatible
System features and programmable buttons support the requirements of most PBXs,
Central Offices, and CENTREX systems. Numbers, #‘s,S‘s, programmable pauses, and
flash signals can be made a part of every stored number for access to host system feature
codes.
Personal Computer Interface Unit (PCIU)
The Personal Computer Interface Unit (PCIU) is a device that you can connect between a
digital station port and its proprietary telephone. The PCIU allows telephone users to
initiate...

Power Failure Transfer
An installer can connect an industry-standard telephone such as the model 2500 to a
special connection to serve as a power-fail telephone. If an AC power failure occurs, the
system automatically connects the power-fail telephone directly to an outside line. Users
can make normal origination and reception of calls on a power-fail telephone during an
AC power failure. The system will automatically disconnect the power-fail telephone
from the outside line as soon as AC power returns....

Privacy Release/Brokerage Service
See the previous paragraph titledPrivacy—Designated Programmable Button
Private Lines (Access Denied)
The system programmer can deny access to particular lines at certain stations in the
system. A station user cannot select a denied line for use. This feature is programmable
on a per line/per station basis in station class of service programming.
See also,Line Features.
Programmable DSS/BLF
A station user can store one-button, direct station selection (DSS) at any memory...

Programming Password Protection
No one can enter a programming mode to reprogram the system without first entering a
password. The system provides two different entry levels for programming and allows
for a different password for each entry. The two programming entry levels are the
installer level and the administrator level. Programmers can enter the installer level, using
the installer password, to perform all programming functions including major changes
such as master clearing and line type...

R
Redialing
Automatic Redial (Of Busy Number Or Unanswered Call)
A user can automatically redial a busy number or unanswered call by activating this
feature. Once the user activates automatic redial, the station will select the line,
automatically dial the number, and wait for a response. It will do this once a minute for
approximately 10 minutes unless the user deactivates the feature by pressing that button
or another button or by lifting the handset. The feature cycle is timed and does not have
busy...