Nokia Solutions and Networks T5DK1 사용자 설명서

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BTS 120 Degree Sector (3 Sector) Receive Path Cabling
68P64115A19
4
Mar 2003
1X SC 4812T-MC BTS Hardware Installation - Software Release R2.16.1.x
CONTROLLED INTRODUCTION
4-14
BTS 120 Degree Sector (3 Sector) Receive Path Cabling
Objective
The objective of this procedure is to install the BTS receive path cabling.
120-degree sector receive path cabling is used for CDMA and analog
systems.
Cable Labels
The cable designations are referenced to Table 2-1 in the “Cabling
Diagrams and Description” area. Table 4-10 and Table 4-11 provide the
quantities and descriptions of the cables required for this procedure.
Table 4-10: Cables Needed for 120 Degree Sector Receive Path
Cable
Qty.
Part Number
Description
G
(see Table 4-11)
CGDS2212602
15 ft. Jumper Cable, N/M–N/M.
Cabling Diagram
Figure 4-8 shows two types of configurations; select the diagram that
depicts your site’s configuration. Table 4-11 describes the antenna cable
connection ports.
Table 4-11: Cable Run List for 120 Degree Sector Receive Path Cabling
Cable
Cable path connecting Lightning Arrestors
to BTS RX connectors
RX Antenna Ports
G
via Directional Coupler
via DDC
RX 1A
RX 2A
RX 3A
Quantity
12
12
RX 3A
RX 1B
RX 2B
RX 3B
4