Lucent Technologies 5 Benutzerhandbuch
MERLIN LEGEND Communications System Release 5.0
System Manager’s Guide
System Manager’s Guide
555-650-118
Issue 1
June 1997
About the System
Page 2-27
Auxiliary Components
2
— Protection Accessories. For example, for grounding and protecting
special telephone connections (like a telephone located in a different
building) from lightning strikes and power surges.
building) from lightning strikes and power surges.
— Miscellaneous Accessories. A power-failure transfer (PFT) telephone
used to make and receive calls in the event of a commercial power
failure or an Off-Premises Range Extender (OPRE) used for a
single-line telephone located in a different building from the control unit
and more than 1000 feet away.
failure or an Off-Premises Range Extender (OPRE) used for a
single-line telephone located in a different building from the control unit
and more than 1000 feet away.
and the
Equipment and
Operations Reference
(not updated since Release 3.0).