Nortel Networks Circuit Card 311 - Manual (Page 670)

670 NT8D14 Universal Trunk card
Figure 214
RAN control signals (Control GRD = IDLE)
Note 1: For continuous operation mode, connect the trunk unit MB line
to the announcer B line only, and ground the announcer ST+ line. For
pulse start or level start modes, connect the trunk unit MB line to the
announcer ST+ line only, and leave the announcer B line unconnected.
Note 2: A maximum of 24 universal trunk card units can be paralleled
to a single announcer channel.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
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