Software Service Entries - Avaya Nortel Communication Server 1000 Reference

Jumper
(Note 1)
J3.X
J4.X
J5.X
J6.X
J7.X
J8.X
J9.X
Note:
Jumper strap settings J1.X through J9.X apply to all four units; "X" indicates the unit
number, 0–3.
Note:
"Off" indicates that no jumper strap is installed on a jumper block.
Note:
Paging trunk mode is not zone selectable.
Note:
Jumper strap installed in this location only if external loop resistance is greater than 2500
ohms.

Software service entries

The trunk type is selected by making service change entries in Route Data Block, Automatic
Trunk Maintenance (LD 16). The companding mode is selected by making service change
entries in Trunk Data Block (LD 14).
Refer toTable 193: E and M Trunk card - jumper strap settings
values for the trunk type being employed.
Port-to-port loss configuration
Loss parameters are selected on the E and M Trunk card by a switchable pad controlled by
CODEC emulation software. The pads settings are called "in" and "out." Pad settings are
Circuit Card Reference
Mode of operation (Note 2)
2-wire trunk
Type I Paging
Off Off
Off Off
Off Off
Off Off
Off Off
Off Off
Pins 2–3 Pins 2–3
4-wire trunk
Type I Type II
Off Off
Off Off
Off Off
Off Off
Off Off
Off Off
Pins 2–3 Pins 2–3
Configuration
DX tip & ring pair
M—rcv E E—rcv M
—xmt —xmt
(Note 4) (Note 4)
Pins 2–3 Pins 1–2
(Note 4) (Note 4)
On On
On On
On On
Pins 1–2 Pins 1–2
on page 456 to select the proper
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