Avaya Nortel Communication Server 1000 Reference page 11

Foreign and surge voltage protections............................................................................................. 372
Overload level.................................................................................................................................. 373
Environmental specifications............................................................................................................ 373
Connector pin assignments....................................................................................................................... 373
Configuration............................................................................................................................................. 375
Jumper and switch settings.............................................................................................................. 375
Software service changes................................................................................................................ 376
Chapter 21: NT8D14 Universal Trunk card.......................................................................
Contents.................................................................................................................................................... 379
Introduction............................................................................................................................................... 379
Physical description.................................................................................................................................. 381
Functional description............................................................................................................................... 382
Card interfaces................................................................................................................................. 383
Card control functions...................................................................................................................... 384
Signaling interface............................................................................................................................ 385
Operation.................................................................................................................................................. 385
Loop start operation......................................................................................................................... 385
Ground start operation..................................................................................................................... 390
Direct inward dial operation.............................................................................................................. 394
Two-way, loop dial repeating, TIE trunk operation............................................................................ 397
Senderized operation for DID and two-way loop DR trunks............................................................. 403
Outgoing automatic, incoming dial operation................................................................................... 407
Recorded announcement trunk operation........................................................................................ 411
Electrical specifications............................................................................................................................. 416
Power requirements......................................................................................................................... 418
Foreign and surge voltage protection............................................................................................... 418
Environmental specifications............................................................................................................ 418
Release control................................................................................................................................ 419
PAD switching................................................................................................................................... 419
Connector pin assignments....................................................................................................................... 420
Configuration............................................................................................................................................. 421
Jumper strap settings....................................................................................................................... 424
Service change entries..................................................................................................................... 425
Port-to-port loss configuration.......................................................................................................... 427
Applications............................................................................................................................................... 429
Paging trunk operation..................................................................................................................... 429
Music operation................................................................................................................................ 430
Chapter 22: NT8D15 E and M Trunk card..........................................................................
Contents.................................................................................................................................................... 431
Introduction............................................................................................................................................... 431
Physical description.................................................................................................................................. 432
Functional description............................................................................................................................... 434
Common features............................................................................................................................. 435
Card interfaces................................................................................................................................. 435
Trunk circuit features........................................................................................................................ 436
Card control functions...................................................................................................................... 439
Signaling interface............................................................................................................................ 440
Circuit Card Reference
379
431
July 2011 11