Rf Cabinet Internal Frus; Figure 1-6: Rf Cabinet Internal Frus - Motorola SC 4812ET RF Hardware Installation Manual

RF Cabinet Internal FRUs

Figure 1-6: RF Cabinet Internal FRUs

CCP Fans
C–CCP Shelf
Combiner
Cage
Circuit
Breaker Panel
Apr 2001
SC
TM
V02.03
Figure 1-6 shows the location of the Internal Field Replaceable Units. A
brief description of each Internal FRU is found in the following
paragraphs.
5 RU Rack Space
OPTIONAL AREA
Punch
DC
Block
Power
(back)
Dist.
Duplexer/Directional Coupler (DRDC)
The DRDC combines, in a single module, the functions of antenna
duplexing, receive band pass filtering, and surge protection.
TX Filter/RX Filter/Directional Coupler (TRDC)
The TRDC is the same as the DRDC but has a separate antenna
connector for TX and RX operation. The TRDC is not available in the
1.9 GHz band.
4812ET RF and Power Cabinet Hardware Installation Manual
DRAFT
ETIB
RFDS
DRDC/TRDC
Introduction
– continued
EBA
LPA's
LPA Trunking
Backplane
FW00163
. . . continued on next page
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