Nortel Networks 1000 - Manual (Page 730)

730 NT8D41BA Quad Serial Data Interface Paddle Board
Figure 248
NT8D41BA QSDI paddle board cabling
The QSDI paddle board is compatible with all existing system software, but
can only be used with the Meridian 1 system options listed above. It does
not support the 110 baud rate or the 20 mA current loop interface.
Physical description
The NT8D41BA Quad Serial Data Interface paddle board is a printed
circuit board measuring 31.12 by 12.7 cm (12.25 by 5.0 in.). See
Figure
249 "NT8D41BA QSDI paddle board" (page 731) .
The QSDI paddle board can be used in a system backplane for a total of
four serial ports. Up to 12 other serial ports can be added by plugging
standard serial cards into standard system slots. The serial ports on the
card are addressed as a pair of consecutive addresses (0 and 1, 2 and 3,
up to 14 and 15), using switches SW15 and SW16.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 02.06 Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.