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TABLE 4-A. Total Port Circuit Packs Per System
NUMBER
PORT
TOTAL PORT
OF
CABINET
CIRCUIT
CIRCUIT
CABINETS
NUMBER *
PACKS
PACKS †
1
Cabinet 1
9 9
2
Cabinet 1
9
21
Cabinet 2
12
3
Cabinet 1
9
33
Cabinet 2
12
Cabinet 3
12
* Cabinet 1 (always required)—Provides mounting for Memory,
Call Processor, Service Circuit, and Port CPs including
Tone Detectors and Pooled Modems.
Cabinet 2 and 3 (Optional)–Provides mounting for Port CPs
including Tone Detectors and Pooled Modems.
† The Number of Ports per CP is specified in the CP descriptions.
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