
90 Option settings
Table 21
NT6D42 recommended options for North American and British Telecom
Application
Ringing
frequency
Ringing
voltage Jumper locations Ringing output
North America 20 Hz 86 V ac P5
High voltage
message waiting
Low impedance
British Telecom 25 Hz 80 V ac P4
No high voltage
message waiting
Low impedance
Table 22
NT6D42 jumper locations P4 and P5
High voltage message waiting Pin location
Disable Jumper in P4
Enable Jumper in P5
Note: One jumper must be installed.
Table 23
NT6D42 jumper location J7
Ringing output Jumper location J7
Low impedance (normal) Connect pins 1 and 2
High impedance (Australia) Connect pins 2 and 3
Table 24
NT6D42 SW1
Ringing frequency (Hz)
Position SW1
20 1
25 2
50 3
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Copyright © 2003-2008, Nortel Networks
.
Comentários a estes Manuais