592 NT8D14 Universal Trunkcard
Figure 152
Ground start call connection sequence - incoming call fromCO/FX/WATS
For outgoing calls from the Meridian 1, software sends an outgoing seizure
message to place a low-resistance loop across the tip and ring leads
toward the CO (see Figure 155 "Loop start call states - outgoing call to
CO/FX/WATS"(page 596) and Figure 156 "Loop star t call connection
sequence - outgoing call to CO/FX/WATS"(page 597)). When the CO
detects the low-resistance loop, it preparesto receive digits.When the CO
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Copyright© 2003-2008, Nor tel Networks
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