Siemens hipath 1100 Service Manual page 247

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Table 9-1 Abbreviations
Abbreviation
TFE
TN-S
TN-C-S
TxD
UCD
USB
VMIe
A31003-K1250-S100-12-V419
HiPath 1100, Manual de Serviço
Meaning
Türfernsprecher, Entrance Telephone
TN-S power supply with phase and neutral (grounded)
TN-C-S supply with phase, neutral (grounded) and earth
Transmit Data
Universal Call Distribution
Universal Serial Bus
Extended Voice Mail Interface
Abbreviations
General List
9-3