7103A Fixed Feature Voice Terminal
Color Options
The 7103A voice terminal is available in black only.
Distance Limitations
The maximum allowable distances of a 7103A voice terminal from the DEFINITY G1, G2, G3,
System 75, or System 85 cabinet are shown in the table below.
NOMINAL MAXIMUM RANGE
IN FEET (METERS)
SYSTEM PORT BOARD
24 AWG 26 AWG
SEE NOTE
SYSTEM 85 SN229 3,500 (1,067) 3,500 (1,067) —
SN228B 15,000 (4,572) 9,000 (2,743) —
DEFINITY G2 SN229 3,500 (1,067) 3,500 (1,067) —
SN228B 15,000 (4,572) 9,000 (2,743) —
TN742 15,200 (4,633) 10,000 (3,050) —
TN746 — — 1
DEFINITY G1 & G3 TN742 15,200 (4,633) 10,000 (3,050) —
SYSTEM 75 TN769 15,200 (4,633) 10,000 (3,050) —
TN746 — — 1
1. The 7103A cannot be used with the TN746 Port Circuit Pack.
Power Requirements
The 7103A voice terminal is powered by the tip and ring leads. If the 7103A voice terminal 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 7103A voice terminal cannot be used as an emergency station during power failure transfer
conditions.
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