AT&T Not Availab IP Phone User Manual


 
Line Cord
Routing
LINE Jack Adjunct Jack Adjunct Jack
Routing
Channel Channel
FIGURE 3 The LINE jack, adjunct jack, and routing channels
Important Notes on Installation
The total distance between the CALLMASTER II voice terminal with
Recorder Interface and the recording device should not exceed
200 feet.
The distance between the CALLMASTER II or CALLMASTER III
voice terminal and the PBX must NOT exceed the following:
In 4-wire mode, with 22-gauge or 24-gauge wire, the distance
between the CALLMASTER II or CALLMASTER III and the PBX
should not exceed 5,000 feet; with 26-gauge wire, the distance
should not exceed 4,000 feet.
In 2-wire mode, which is applicable only to the CALLMASTER III,
with 22-gauge wire, the distance between the CALLMASTER III and
the PBX should not exceed 5,500 feet;
with 24-gauge wire, the distance should not exceed 3,500 feet;
with 26-gauge wire, the distance should not exceed 2,200 feet.
The record output impedance is approximately 600 ohms and the
output channel is isolated from the voice terminal with an FCC
Part 68-approved voice transformer.
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