Nortel Circuit Card 311 Reference page 695

Figure 216
Universal trunk card - jumper locations for NT8D14BA and NT8D14BB Release 9 and below
For most applications, the jumper strap settings remain set to the standard
configuration as shipped from the factory. See
settings - factory standard (NT8D14BA, NT8D14BB)" (page
For CO/FX/WATS or tie trunk loops exceeding 1524 meters (5000 ft.), DID
trunks exceeding a loop resistance of 600 ohms, or RAN trunks operating
in pulse start or level start modes, the jumper strap settings must be
changed as shown in
Copyright © 2003-2008, Nortel Networks
.
Table 256 "Jumper strap settings - extended range
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Configuration 695
Table 255 "Jumper strap
698).