User's Manual

Introduction
– continued
Apr 2001
V02.03
17
SC
TM
4812ET RF and Power Cabinet Hardware Installation Manual
DRAFT
Table 1-1: Acronyms
Acronym Definition
EMPC6 Expansion Multicoupler Preselector Card (for 6–sector)
ETIB SC 4812ET Interface Board
FRU Field Replaceable Unit
GLI2 Group Line Interface 2
GPS Global Positioning Subsystem
GFCI Ground Fault Circuit Interrupter
HSO High Stability Oscillator
HSOX High Stability Oscillator Expansion Board
IIP3 Input Intercept Point
ISB Inter–shelf Bus
LAPD Link Access Protocol “D”
LAN Local Area Network
LPA Linear Power Amplifier
LPAC LPA Control Board
LFR Low Frequency Receiver
LMF Local Maintenance Facility
MCC–1X Multi–channel CDMA Card
MMI Man–Machine Interface
MPC Multicoupler/Preselector Card
MGB Main Ground Bar
OSP Outside plant
PB Punch Block
PCSC Personal Communications Switching Center
PSTN Public Switched Telephone Network
PN Pseudo–Random Noise
POTS Plain Old Telephone System
PS Power Supply
RGD Remote GPS Distribution
RGPS Remote Global Positioning System (GPS) Receiver
RFDS Radio Frequency Diagnostic Subsystem
RX Receive
SS Stainless Steel
SAPB Stand Alone Pilot Beacon
STLPA Single Tone Linear Power Amplifier
STRAU SuperCell Transcoder Rate Adaption Unit
TCH Traffic Channel
1