Transition Cards; Mvme712M; Nt6D51Aa - Northern Telecom NAC Installation Manual

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3-12 Hardware installation

Transition cards

MVME712M

NT6D51AA

553-4011-110 Standard 1.0 November 1994
The MVME712M transition card is used as the interface between
MVME167 family modules and the interconnect cables that attach to the
I/O panel of the NAC. The features of the MVME712M card are one
independent printer port and four 25-pin multiprotocol RS-232 serial ports.
These four serial ports can be configured as asynchronous but two of the
ports can also be configured as synchronous ports as well. Figure 3-4 shows
the default switch settings for this card.
The NT6D51AA transition card is used as the interface between the
MVME332XT serial I/O cards and the interconnect cables that attach to the
I/O panel of the NAC. The features of the NT6D51AA card are three
25-pin connectors that provide eight ports for connection to peripheral
devices.

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