Nortel QPC757 Installation Manual page 152

Isdn primary rate interface
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Page 144 of 188
Figure 36 - Switches Functional Areas
DDP
Faceplate
553-2901-200
Standard 11.00
NTD12 Dual-port DTI/PRI card description and installation
J5
J6
1
2
S2
Switches Functions and Areas
August 1996
Port 0
1
2
3
General Purpose Switches
S9
Receiver
S8
Line
S7
S6
S5
3
4
Transmission
S4
1
2
3
DCH Mode and Address Select
S3
Port 1
4
1
2
3
4
Impedence
Build Out
Switches
Mode
4
5
6
7
8

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