User's Manual Part 1

Span Line, RGPS, and RF GPS Cabling
DRAFT
1X SC480 BTS Hardware Installation, Optimization/ATP, and FRU
Jun 2004
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Objective
The objective of this procedure is to install the span line and RGPS
cabling.
Cable Labels
The cable designations are referenced to Table 3-1 in the “Cable
Description” area of this chapter.
Required Tools and Materials
Table 4-32 provides the quantities and descriptions of the cables.
Table 4-32: List of Required Cables
Cable Qty. Part Number Description
C 1
T472AA RGPS cable, 15 m (50 ft.)
T472AB RGPS cable, 38 m (125 ft.)
T472AC RGPS cable, 76 m (250 ft.)
T472AD RGPS cable, 152 m (500 ft.)
T472AE RGPS cable, 304 m (1000 ft.)
T472AF RGPS cable, 608 m (2000 ft.)
C1 1 T650AA Punchblock to CBIO Board, 15 pin D–connector on one end and
loose wires on the other end.
D 6 Customer Supplied Span cable, 4 or 8 conductors, 24–28 AWG stranded, twisted pair
J* 1 SGRG4030 RF–GPS Cable,
1
/
2
–inch coaxial, length = 50 ft. Two male N–type
connectors, one end to be terminated after routing of cable
1–2** 7687717T02 Ferrite, clip–on core
* An SMA to N adapter is required; otherwise a cable must be made with an SMA connector on one end.
** Attach one ferrite bead per bundle of 3 (or less) span lines and one for RGPS cable. Ferrite core is not
required for RF–GPS cable.
Connecting the Span Line
Cable
The BTS provides for three 1X T1/E1 span lines and three MCC–Data
Only (MCC–DO) span lines (See Figure 4-41). Each interface is made
up of Transmit Tip/Ring and Receive Tip/Ring connections.
The Transmit and Receive data flow is given from the perspective of the
BTS.
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