Konica Minolta Fax Kit (FX-3) User Manual page 150

7.3 Glossary
Term
PBX
Protocols
Touch-tone signals
Fax Kit (FX-3)
Definition
Abbreviation for private branch exchange
Exchange equipment installed in a company or a plant to connect
a number of telephone sets with multiple station lines in order to
enable unrestricted communications between the telephone sets.
The necessary rules for communication
A signal used on the telephone line; used when calling on a push-
button line or using push-button services.
By pressing the [ ] key in the 10-Key Pad, touch-tone signals are
used, even if a dial phone line is connected.
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