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DEFINITYEnterpriseCommunicationsServerandSystem75andSystem85
Terminals and Adjuncts Reference
555-015-201
Issue 11
December 1999
The 7400 Series Voice Terminals
11-114The 7444 Voice Terminal
11
Power Requirements
The 7444 voice terminal is phantom-powered from the system cabinet on the
digital pairs of the line wiring.
In order to use the display on the 7444 voice terminal, you must connect an
auxiliary power source to the voice terminal. Recommended local power supplies
are the 1151A1 or 1151A2 with Battery Holdover or the MSP-1 Power Supply.
Switch Administration
Aliasing
The 7444 voice terminals must be aliased in the following way:
CAVEATS:
If the 7444 voice terminal is administered as a 7405D or a 7407D, the following
caveats apply:
Table 11-19. Administering the 7444 Voice Terminal
If you are administering
this system:
The 7444 voice terminal must be
administered as:
System 75, R1V1 a 7405D voice terminal (with display)
(See CAVEATS below)
System 75, R1V2 and R1V3 a 7405D voice terminal (with display)
or
a 7407D voice terminal
(See CAVEATS below)
System 85, R2V1 a 7405D voice terminal (with display)
(See CAVEATS below)
System 85, R2V2 through
R2V4
a 7405D voice terminal (with display)
or
a 7407D voice terminal
(See CAVEATS below)
DEFINITY G1 and G3, and
DEFINITY ECS
a 7434 voice terminal (with display)
or
a 7407 voice terminal
(See CAVEATS below)
DEFINITY G2 a 7434 voice terminal (with display)
or
a 7407 voice terminal
(See CAVEATS below)