User's Manual Chapter 13

Base FCC Regulatory Test Report
6-40
AT&T Wireless Services
FCC Type Acceptance Application
10991 Rev. 1.0 7/6/99
6.1 Internal Photographs of the PWAN Base Digital Cabinet
Each of the three digital shelves have a twenty-card capacity and are
typically populated as shown in figure 6.1.
The top shelf corresponds to the baseband shelf 1, with the first 10
cards dedicated to sectors A/B. The next 10 card slots on the first shelf
represent the systems redundant functionality. Slots 1 - 10 are
populated in the following manner: BBC, NSP, TSP1, TSP2, TSP3,
TSP4, TSP5, TSP6, blank (empty), and the modem card. This sector
was populated with six TSP cards for a worst case scenario during
radiated emissions testing. Slots 11 - 20 are as follows: BBC, NSP,
TSP, blank, blank, blank, blank, blank, blank, and modem card. The
redundant section represents a typical configuration.
Shelf two corresponds to the Network shelf and is populated as follows:
SYNCP, SYNCR, TSIP, TSIR, blank, blank, NIF1, NIF2, NIF3, NIF4,
NIF5, NIF6, blank, blank, NMP, ICPP, and the ICPR card.
Shelf three is the baseband shelf 2, with only the first 10 slots populated
and dedicated to sectors C/D. Slots 1 - 10 are populated in the
following manner: BBC, NSP, TSP1, TSP2, TSP3, blank, blank, blank,
blank, and the modem card. Slots 11 - 20 are unpopulated.