User Manual
BTS Overview
68P09255A57-2
Aug 2002
SC4812ET Optimization/ATP Manual Software Release R16.1.x.x
PRELIMINARY
1-18
Combined CDMA Channel Processor Shelf
The C-CCP shelf contains the following (see Figure 1-4):
High Stability Oscillator (HSO) or Low Frequency Receiver (LFR)
card (1)
Clock Synchronization Manager (CSM) cards (2)
CDMA Clock Distribution (CCD) cards (2)
Power Supply cards (2 minimum, 3 maximum)
Multicoupler Preselector Cards (MPC) or Expansion Multicoupler
Preselector Cards (EMPC) (2)
Alarm Monitoring and Reporting (AMR) cards (2)
Multi Channel CDMA (MCC8E, MCC24E or MCC-1X) cards (up to
12)
Broadband Transceiver (BBX2 or BBX-1X) cards (up to 13)
Combined Input/Output (CIO) card (1)
Group Line Interface (GLI3) cards (2)
BBX Switch card (1)
Modem (optional)
Filler Panels (as required)
Fan Module (3)
Figure 1-4: SC 4812ET C-CCP Shelf
5 RU RACK
SPACE
RFDS
EBA
ETIB
NOTE: MCCs may be
MCC8Es, MCC24Es
or MCC-1Xs. BBXs
may be BBX2s or
BBX-1Xs.
19 mm Filter Panel
Power Supply
AMR
CSM
CSM
MODEM
AMR
GLI3GLI3
MCC24-6
BBX2-1
BBX2-2
BBX2-3
BBX2-4
BBX2-5
BBX2-6
BBX2-RSwitch
CIO
BBX2-7
BBX2-8
BBX2-9
BBX2-10
BBX2-1 1
BBX2-12
MCC24-5
MCC24-4
MCC24-3
MCC24-2
MCC24-1
MCC24-12
MCC24-1 1
MCC24-10
MCC24-9
MCC24-8
MCC24-7
Power Supply
Power Supply
CCD CCD
REF FW00304
SC 4812ET RF Cabinet
HSO/LFR
MPC/EMPC-1MPC/EMPC-2
Punch Block
The Punch Block is the interface point of the RF Cabinet between the
T1/E1 span lines, the Customer I/O, alarms, multi-cabinet timing
(RGPS and HSO), and Pilot Beacon control (optional). (see Figure 1-6).
1