Installation Manual

R20 1X UBS Macro B T S Hardw are Installation Abbreviations and Acron yms
Table 1 -1 Abbreviations and Acron yms (Continued)
Acronym
Denition
E -GPS
External-GPS
ESD
Electro-Static Discharge
EV -DO
CDMA 1X Evolution - Data Only
FRU
Field Replaceable Unit
FWD
F orward
GND
Ground
GPS
Global P ositioning System
HSO
High Stability Oscillator
IDI
Interworking DMI Interconnect
IDRF
Integrated Duplexer RX Filter
I/O Input/Output
IP
Internet Protocol
IP/OP
Customer Alarm Input/Output
IS
Interim Standard
LAN
Local Area Network
LMF
Local Maintenance F acility
LMT
Local Maintenance T erminal
MGB
Master Ground Bar
MMI
Man Machine Interface
MMII
Mobility Manager II
MSN
Mobile Switching Network
MSO
Motorola Standard Oscillator
OMC-IP
Operations Maintenance Center - Internet Protocol
OMC-R
Operations Maintenance Center - R adio
P A
P ower Amplifier
PBH
P acket Backhaul: IP -based backhaul between the BTS and the network.
The UBS Macro BTS is configured for packet backhaul operation.
PC P ower Connector
PDU
P ower Distribution Unit
PPS or 1PPS
1 pulse per second
PSM
P ower Supply Module
QHSO
Quartz High Stability Oscillator
RAN
R adio Access Network
RF
R adio Frequency
Continued
68P09283A62 -3 1 -3
PRELIMINARY A UG 2007