Port Configuration - Nortel Circuit Card Installation Manual

Table 167
System option compatibility with the DAC
System option
Large Systems
Large Systems

Port configuration

An upgraded backplane has three shrouds for each card slot. A backplane that
cannot be upgraded has only two shrouds for each card slot.
Backplane
code
NT8D3701
NT8D3701
Figure 97 on page 508
and RS-422 ports. The software configuration requirements for the DAC are
shown at the end of this chapter. Responses to the prompts listed are required.
Depending on the configuration, ensure that the option plug is set for RS-232
or RS-422.
NT7D16 Data Access card
Backplane
release
3 and below
4 and above
shows the port configurations for both the RS-232-C
Circuit Card
Page 507 of 906
Maximum no.
of ports/DAC
Upgrade supported
No
Yes
Description and Installation
4
6