Instruction manual

GLOSSARY
Tone Ringer
A device with a speaker, used in electronic voice terminals to alert the user.
Translations
Specific information assigned to a terminal or to the system and customized for the
user.
Trunk
A telecommunications channel between two switching systems.
Trunk Group
Telecommunications channels assigned as a group for certain functions.
Trunk Port
The hardware providing the access point to the system switching network for each
circuit associated with a trunk.
Unit Load
A measurement used to evaluate a System 25 cabinet’s power load capacity. Each
System 25 cabinet can handle 80 unit loads of 48-volt power. One unit load equals
44mA.
Voice Terminal
A single-line or multiline voice instrument; a telephone.
Voice Terminal Adjuncts
Devices that can be connected to voice terminals to provide additional services
(headset adapters, speakerphones, acoustic couplers, etc.).
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