Qpc525, qpc526, qpc527, qpc777 co trunk card – Nortel Networks Circuit Card User Manual
Page 145
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Option settings
Page 145 of 906
Circuit Card
Description and Installation
QPC525, QPC526, QPC527, QPC777 CO Trunk card
Note 1: There is no ground start signalling for QPC777 CO trunk cards.
Always select loop start signalling for QPC777 CO trunk cards.
Note 2: On QPC777 CO trunk cards, the pads are in for short line
lengths and the pads are out for long line lengths.
Application
Switches at E29/E9/A29/A11 Units 0/1/2/3
1
2
3
4
5
6
7
8
Zero ohm outpulsing
on
off
off
Standard outpulsing
off
on
off
Ground start
on
on
off
Loop start
off
off
off
Loop start, automatic guard detection
off
on
off
PPM daughterboard not installed
on
off
PPM daughterboard installed
off
off
Battery on M operation
off
on
off
Ground on M operation
on
off
off
Second pair M&MM
off
off
off
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