Service Manual
9-383
Abbreviations
IND India
ISDN Integrated Services Digital Networks
LAN Local Area Network
MB Basic Module
MDF Main Distribution Frame
MF Analog Multifrequency telephone
MO Optional Module
MOH Music on Hold
MSN Multiple Subscriber Number
NT Network Terminator
PABX Private Automatic Branch Exchange
PC Personal Computer
PEN Protection Conductor plus Neuter conductor
PMP Point Multipoint Connection
PP Point to Point Connection
PSU Power supply unit
RSA Republic of South Africa
RTC Real time clock
RTS Request To Send
RUF Ring
RxD Receive Data
S
0
Basic Access
SPA Spain
SW Software
TAPI Telephony Applications Programming Interface
TFE Türfernsprecher (Entrance Telephone)
TN-C-S Power supply systems with Phase, Neuter (grounded) and Ground
TN-S Power supply systems with Phase, Neuter (grounded)
TxD Transmit Data
UCD Universal Call Distribution
USB Universak Serial Bus
VMIe Extended voice mail interface
Table 9-1 Abbreviations
Abbreviation Meaning
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