User's Manual

Base Transceiver Station (BTS) Frame Identification
68P64115A19–4
Mar 2003
1X SC 4812T-MC BTS Hardware Installation - Software Release R2.16.1.x
CONTROLLED INTRODUCTION
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I/O Plate
The I/O plate for the SC4812T–MC BTS Configuration (see Figure 2-1)
contains the following:
S Alarm connectors (2)
S Site I/O
S Span I/O (2)
S RX antenna ports (1–12)
S TX antenna ports (1–12)
S Local Area Network (LAN) A and B Out
S LAN A and B In
S Ground (GND) connection
S RF connector for expansion
S DC power inputs
S Global Positioning Satellite (GPS) connector
S Low Frequency Receiver/High Stability Oscillator (LFR/HSO)
S Remote GPS Distribution (RGD) card (required for expansion only)
S Air Exhaust Region
Site I/O
The Site I/O (see Figure 2-3) contains the following:
S Alarm Monitoring and Reporting connectors (AMR A & AMR B)
S Remote Global Positioning Satellite System (RGPS) connector
S Man Machine Interface (MMI) connector
Span I/O
The Span I/O (see Figure 2-3) contains the following:
S Telco interface to network
S POTS line interface to modem
Combined CDMA Channel Processor (C-CCP) Shelf
The C-CCP shelf (see Figure 1-2) contains the following:
S Low Frequency Receiver/High Stability Oscillator (LFR/HSO)
S Clock Synchronization Manager (CSM) and CSM with GPS
S CDMA Clock Distribution (CCD) cards (2)
S Power Supply cards (2 minimum, 3 maximum)
S Multicoupler Preselector Cards (MPC) (2)
S Alarm Monitoring and Reporting (AMR) cards (2)
S Multi Channel CDMA (MCC8E/MCC24E or MCC–1X) cards
(up to 12)
S Broadband Transceiver (BBX2 or BBX–1X) cards (up to 13)
NOTE
MC uses only BBX–1X or above. BBX2 or lower cards will not
satisfy the Multicarrier requirements.
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