Reference Manual

Glossary
RS232 American standard for term/MODEM
interconnection
rTMA Receiver TMA
rTMA has no duplexers. It is used for
amplification of the RX signal. ⇒
ddTMA ⇒ dTMA ⇒ TMA
RTN Return
RU Replacement Unit
An RU consists of one or more HWUs.
An RU may be replaced by another RU of
the same type. The RU is the smallest
unit that can be handled on site.
RX Receiver
RX1 Receiver antenna branch 1
RX2 Receiver antenna branch 2
RXA Receiver antenna branch A
RXB Receiver antenna branch B
RXD Receiver Divider
RXDA Receiver Divider Amplifier
RXDP Receiver Distribution Plane
RXLEV Measure of signal strength as defined in
GSM:05.08:8.1.4
RXQUAL Measure of signal quality as defined in
GSM:05.08:8.2.4
SACCH Slow Associated Control CHannel
SCH Synchronization CHannel
SDCCH Stand alone Dedicated Control CHannel
Main dedicated signalling channel on the
air interface, mainly used for call locating
and establishment.
SCU Switching and Combining Unit
SE Supervised Entity
SES Severely Errored Second
SIG Signalling
SIM Subscriber Identity Module
482 (485)
EN/LZT 720 0008 P2A
2001-11-28
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Preliminary