Nokia Solutions and Networks T5DK1 사용자 설명서

68P64115A19

–

4

Mar 2003

1X SC 4812T-MC BTS Hardware Installation - Software Release R2.16.1.x

4-12

The objective of this procedure is to install the 120 degree BTS transmit
path cabling.

The cable designations are referenced to Table 2-1 in the “Cabling
Diagrams and Description” area. Table 4-7 and Table 4-8 provide the
quantities and descriptions of the cables required for this procedure.

Figure 4-7 shows two types of configurations; select the diagram that
depicts your site’s configuration. Table 4-7 and Table 4-8, on page 4-13,
describes the antenna cable connection ports.

Figure 4-7: 120 Degree Sector (3 Sector) Transmit Path Cabling Details

LIGHTNING

ARRESTOR

ANTENNA

NOTE: Unused TX ports on the DDC must be terminated with 50

ohm loads (Part #58–82106P01) which are included with
the duplexer mounting hardware kit (STLN4001A).

DIRECTIONAL

COUPLER

G

G

G

LIGHTNING

ARRESTOR

ANTENNA

G

G

G

DDC

DDC

ti-CDMA-WP-00050-v04-ildoc-ftw

TX OUT

1

2

3

4

5

6

7

8

9

10

11 12

RX

CARRIER 1–4

Table 4-7: Cables Needed for 120 Degree Sector Transmit Path

G

(see Table 4-8)

CGDS2212602

15 ft Jumper Cable, N/M–N/M.