User Manual

BTS Equipment Identification
July 1999
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SC 4812ET BTS Optimization/ATP – CDMA LMF
PRELIMINARY 2
Frames
The SC 4812ET is a stand alone Base Transceiver Subsystem (BTS)
which consists of a weatherized outdoor RF cabinet (see Figure 1-1 ).
An optional outdoor, weatherized power cabinet which provides AC/DC
rectified power and battery back–up is also available. An air to air heat
exchanger is used for cooling/heating each cabinet, except in the LPA
area which uses blower fans.
The Motorola SC 4812ET BTS can consist of the following equipment
frames:
 At least one BTS starter frame (see Figure 1-2)
 Ancillary equipment frame (or wall mounted equipment)
 Expansion frames
Figure 1-1: SC 4812ET RF Cabinet
Main Door
LPA Door
(Can only be opened after Main Door is open)
RF I/O
Area Cover Plate
Rear I/O Door
Rear DC Conduit Panel
Rear Conduit Panel
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