Specifications

7
DIGITAL 1000 system can grow to 925 extensions
and 255 outside lines (a maximum of 1024 ports
combined).
The same peripheral equipment and stations are
supported on the DIGITAL KEY BX, DIGITAL 400,
and DIGITAL 1000 systems. This protects your
investment and ensures easy expansion of your telephone
system up to the largest configuration in the family.
The DIGITAL KEY BX, DIGITAL 400, and
DIGITAL 1000 systems incorporate many exciting
standard and optional features, such as DPNSS (Digital
Private Network Signaling System 1) and QSIG
intersystem networking, Electronic Business Card,
speed dial phonebook, PC attendant answering, calling
and call registry package, voice activated speed dialing,
integrated Caller Identification (caller ID) with automatic
or intelligent call routing, Direct Inward Dialing (DID),
editable text messaging, visual message selection,
flexible programming of personal and system speed
dial directories, advanced networking, flexible call cost
monitoring, PBX operation (multiple station appearance),
directory number (DN) buttons, automatic redial and
auto dialer (scanner) and ISDN supplementary
applications, such as, Calling Line Identification
Presentation, Calling Line Identification Restriction,
Direct Inward Dialing, Call-By-Call Integrated Service
Access, Equal access and point-to-multipoint connection.
In addition, the DIGITAL KEY BX, DIGITAL 400,
and DIGITAL 1000 systems provide optional software
packages that support ACD (Automatic Call
Distribution), which routes and distributes incoming
calls, as well as, its companion ACD I.Q. (ACD
Information Query) management information and
reporting software.
The DIGITAL KEY BX, DIGITAL 400, and
DIGITAL 1000 systems can be connected in networks
in a variety of configuration to accommodate virtually
any application. By integrating the call forwarding, call
back, voice messages, and paging features with the
private-networking features, the DIGITAL KEY BX,
DIGITAL 400, and DIGITAL 1000 systems assure
you a very powerful private network.
The DIGITAL KEY BX, DIGITAL 400, and
DIGITAL 1000 systems' expanded private network
feature facilitates internal dialing to all extensions in
the network, access to all trunks in the network, and
external call forwarding, call back on busy, messaging,
and paging to extensions throughout the network.
The DIGITAL KEY BX, DIGITAL 400, and
DIGITAL 1000 systems are compatible with the
latest in telecommunication networking via ISDN lines,
including DPNSS and QSIG intersystem corporate
networking. DPNSS and QSIG enable multi-signal
global communication. The speed, versatility, and
security offered by DPNSS including its basic call and
supplementary services and by the QSIG basic call
services enable the integration of your Telrad DIGITAL
switch with other DIGITAL switches or with switches
of other vendors. DPNSS supplementary services include
centralized voice mail, message, call forward, callback
busy, callback no answer, and Calling Line Identification
Presentation.
The system configuration is contained in a replaceable
software memory cartridge attached to the Main
Processor card (MPD). The DIGITAL 1000 system
has redundancy capabilities that enable the installation
of a backup main processor on a second MPD.
Software updates and the addition of optional software
applications are accomplished by simply changing the
memory cartridge.
The system is programmed through a menu-driven,
user-friendly application running on a personal computer
(PC). The PC is connected to the system either locally,
Introduction