User's Manual

Optional BTS Equipment Identification
68P64115A19–4
Mar 2003
1X SC 4812T-MC BTS Hardware Installation - Software Release R2.16.1.x
CONTROLLED INTRODUCTION
4-2
Optional BTS Equipment Identification
Overview
This section of the manual provides identification of the optional
BTS equipment and helpful information when installing the equipment.
Directional Couplers
Directional couplers are used when an external RFDS is used.
Directional couplers are not used at sites where duplexed antennas are
desired. Figure 4-1 depicts the directional couplers and their identifying
connections.
Figure 4-1: Directional Couplers
FORWARD PORT
(SMA TYPE) TO RFDS
REFLECTED PORT
(SMA TYPE) TO RFDS
INPUT PORT FROM BTS
FRAME (N TYPE)
OUTPUT PORT TO TX
ANTENNA FEEDS
(N TYPE OR 7/16)
TX ANTENNA DIRECTIONAL
COUPLER CONNECTION DETAIL
(frame mount orientation)
INPUT PORT FROM
ANTENNA (N TYPE OR
7/16)
REFLECTED PORT
(SMA TYPE) TO RFDS
FORWARD PORT
(SMA TYPE) TO RFDS
OUTPUT PORT TO BTS
FRAME (N TYPE)
RX ANTENNA DIRECTIONAL
COUPLER CONNECTION DETAIL
(frame mount orientation)
ti-CDMA-WP-00126-v01-ildoc-ftw
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