Distance Limitations; Power Requirements; Power Failure Operation - AT&T Callmaster Series Reference Manual

7203H Voice Terminal
Ringing
The 7203H voice terminal has electronic tone ringing. The volume control is on the left side of
the housing.
Mounting Options
The 7203H voice terminal comes equipped with a nonadjustable desk stand. An optional wall
mounting kit can be ordered.
Color Options
The 7203H voice terminal was available in various colors; however, maintenance replacements
are available in black only.

Distance Limitations

The maximum allowable distances of a 7203H voice terminal from the DEFINITY G2 and System
85 cabinet are shown in the following table.
NOMINAL MAXIMUM RANGE
IN FEET (METERS)
SYSTEM PORT BOARD
24 AWG 26 AWG
SYSTEM 85 SN224 3,000 (914) 2,300 (700)
DEFINITY G2

Power Requirements

The 7203H voice terminal is powered by the tip and ring leads. If the 7203H is equipped with any
adjunct, auxiliary power will be required for the adjunct. Refer to the ADJUNCT POWER section
of this manual.

Power Failure Operation

The 7203H voice terminal cannot be used as an emergency station during power failure transfer
conditions.
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