Telephone Enhancements - Toshiba PERCEPTION 4000 User Manual

PERCEPTION 4000
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FLEXIBLE KEYS
Flexible keys are assigned to your PERCEPTION 4000 digital telephone
by your system administrator. These keys can be assigned as line
appearance or feature access keys. PERCEPTION 4000 HDT2010S
digital telephones have 10 flexible keys, while PERCEPTION 4000
HDT2020SD digital telephones have 20 flexible keys. Each key has an
accompanying dual-color (green/red) LED.
Release Key (RLS)
The lower right-hand key of your telephone's 10- or 20-key flexible key
area is dedicated as a Release key. This key is used to release a
current call and return to a held call, to drop a call, to drop parties from
a conference, or to release certain features that have been activated.
SOFT KEYS
PERCEPTION 4000 HDT2020SD digital telephones contain six soft
keys, whose function is determined by your telephone's current calling
state. The keys are used to activate features that are available to your
telephone at various states of operation. The telephone's LCD display
indicates labels that are associated with each soft key at the current state
of operation.
LIQUID CRYSTAL DISPLAY
PERCEPTION 4000 HDT2020SD digital telephones contain a 4 x 30
character Liquid Crystal Display (LCD), which indicates date and time
information, calling/called party information, call time duration, and soft
key options. The display also records Message Waiting information,
allowing messages to be viewed, and then either answered or canceled.
Predefined text and advisory messages can also be registered and
received via the LCD display.
SPEAKERPHONE
Each PERCEPTION 4000 digital telephone contains a built-in
speakerphone that enables handsfree telephone conversations and
broadcasts Voice Calling messages. Speaker volume can be adjusted
via the telephone's Volume Up/Down Control keys.

TELEPHONE ENHANCEMENTS

INTEGRATED DATA INTERFACE UNIT
Each PERCEPTION 4000 digital telephone can access data features
through the connection of an Integrated Data Interface Unit (DIU-I). This
unit is a separate card which installs inside the telephone base. Each
GENERAL INFORMATION