Nortel DMS-100 Series General Description Manual page 46

1-30 DMS-100 ringing overview
Figure 1-26 United Kingdom Ringing patterns
O O n n
0
0.4 s
1
0.8 s
2
0.8 s
O O n n
3
1.0 s
4
0.8 s
O O n n
5
0.2 s
O O n n
7
0.4 s
O O n n
12
0.6s
O O n n O O n n
13
0.2s 0.2s
O O n n
14
0.2s
There are eight distinct ringing patterns for the United Kingdom. The
following figure describes these ringing patterns.
297-1001-131 Standard 06.01 October 2000
0.2s
O O n n
0.4 s
O O n n
0.2 s
O O n n
O O n n O O n n
0.2 s
O O n n
0.4 s 0.2 s
O O f f f f
0.4 s
O O f f f f O O n n
0.4s 0.6 s
O O n n
0.6s
3 s
O O f f f f
2.0 s
O O n n
O O n n
0.8 s
O O f f f f
2.0 s
O O n n
0.4 s
O O n n O O n n
0.4 s
O O f f f f
2.6 s
O O n n
0.6 s
O O n n
0.2s
O O f f f f
1. 6s
O O f f f f
1.0 s
O O f f f f
1.0s
O O f f f f
1.0s
O O f f f f
1.4s
O O f f f f
1.4 s
O O f f f f
1.6 s