IBM ARTIC960RxD, Инструкция по установке и эксплуатации

Страница: 23 / 56

IBM Quad T1/E1 DTA—Mezzanine Card
The mezzanine card provides an interface to four T1 or E1 external network trunk
lines.
The mezzanine card has the following features:
Ÿ
A PMC bus interface to the base adapter
Ÿ
Four Siemens PEB2255-LH framing and line control (FALC) chips, which provide
the interface functions for the four trunk lines
Ÿ
A PLX Technology 9050 chip, which provides an interface from the PMC bus to
the FALC and SC4000 chips
Ÿ
A VLSI VP06967 SC4000 chip, which provides an interface from the FALCs to
the H.100 connector. This feature is used only in non-DSP line-interface
applications.
Ÿ
An ECTF H.100 connector operating in SC-bus compatible mode. This feature is
used only in non-DSP line-interface applications.
Ÿ
Passive components and a 36-pin connector, which allow the FALCs to interface
to the four external trunks
Ÿ
A relay, which can be used for an external alarm or indicator
Chapter 2. Product Description
2-3