52 Chapter 2 Telephony hardware
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Auxiliary equipment
•Nortel Networks digital doorphone — BCM
3.5 software introduced support for the Digital
Doorphone, an alerting/page unit that can be
installed outside secure doors. The device allows
a caller to ring or page an internal telephone. If
the door has electronic door opening equipment,
the person who answers the page can activate
the door unlock.
•Audio Conference Unit (ACU)— provides
large-room audio conferencing. The keypad
provides many of the set features of the basic
Norstar M-series telephones without display or
memory buttons. This set comes with three
microphones. Installation instructions are
provided by the vendor.
Accessories
•Station auxiliary power supply (SAPS) —
provides power for the Business
Communications Manager central answering
position (CAP) module. Can also be used to
extend the loop length between a telephone or
terminal and the Business Communications
Manager hardware from 1,000 to 2,600 feet. You
must use a dedicated cable to connect the two
locations.
•Analog Terminal Adapter 2 (ATA 2) —
converts digital signals to analog signals to
allow communication with devices such as FAX
machines, modems and answering machines.
The ATA 2 supports a maximum transmission
rate of 28.8 kbit/s. With a single line telephone,
the ATA 2 supports a long loop configuration.
For more information, refer to “Installing
Analog Terminal Adapters” on page 149.
Legacy mobility equipment
•NetVision — IP-based wireless handset that uses H.323 protocol to connect to the system. Refer to
the 20XX IP Telephony Configuration Guide and the NetVision documentation for details.
• DECT (region specific) — radio-based wireless system consisting of the DECT media bay module,
radio base stations and DECT handsets. Refer to DECT documentation for details.
• Companion — radio-based wireless system consisting of radio base stations and Companion
handsets that interface through a DTM. Refer to Companion documentation for details.
Legacy digital equipment
•Norstar 7324 — two-line display with three display buttons, 24 memory buttons with indicators.
Options: two CAP modules.
•Central answering position (CAP) (North American systems only) — connects to an 7324 telephone
and provides 48 additional memory buttons. You need one Station Auxiliary Power Supply (SAPS) for
every 7324 telephone that has CAP modules.
•Norstar 7324N (UK and Australia only) — same features.
•Central answering position (CAPN) (UK and Australia only) — same features, connects to 7324N
telephones
•Norstar 7100 — one-line display, one memory button, without indicator.
•Norstar 7100N (UK and Australia only) — same features
•Norstar 7208 — one-line display, eight memory buttons with indicators.
•Norstar 7208N (UK and Australia only) same features
•Norstar 7310 — two-line display with three display buttons, 10 memory buttons with indicators, 12
dual memory buttons without indicators.
•Norstar 7310N (UK/Australia only) — same features