AT&T System 85 Telephone User Manual


 
GENERAL INFORMATION
TABLE 2-B
(continued).
Adjunct/Voice Terminal Compatibility
ADJUNCT TERMINALS FUNCTION
Headset Adapter, 502A 7303S Provides for connection and
7305S control of standard headset.
Message Waiting Indicator, Z34A 2500 Indicates that a message
has been left for the terminal.
Messaging Cartridge 7404D Provides display of
call-related and personal
service information on
data terminal screen.
PC/PBX Plug-in Cartridge 7404D Provides interface with PCs.
Speakerphone, S101A Same as Provides hands-free calling.
Speakerphone, S201A 500A
Headset
Adapter
Speakerphone, S102A Same as Provides hands-free calling.
Speakerphone, S202A 502A Provides improved voice quality
Headset by adapting to room acoustics.
Adapter
Speakerphone, 4A 2500 Provides hands-free calling.
Speakerphone, 203A Analog or Provides hands-free answering.
standalone Provides hands-free calling
Loudspeaker, 107 2500 when not used as standalone.
Provides amplification for
the received voice signal.
Automatic Dialer, 2870A1 MET Provides the capability to
to record and automatically
dial 31 numbers.
Several power supplies and connection schemes are available for providing auxiliary adjunct
power when it is required. Refer to the ADJUNCT POWER section of this manual for more infor-
mation on these power sources.
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