Nortel DMS-100 Series General Description Manual page 44

1-28 DMS-100 ringing overview
Figure 1-25 Ringing patterns (cont'd)
9
10
11
O O n n
12
1.0 s
O O n n O O f f f f
13
0.5 s 0.5 s
O O n n O O f f f f
14
0.5 s 0.5 s
Note 1: Ring patterns 2 to 8 use a 6-s cycle provided by the NT6X60BA
ringing generator. Ringing patterns 0 and 1 are repeated twice within the 6-s
cycle.
Note 2: To download the C3D ringing pattern data, complete the required
One Night Process (ONP). For more information, refer to the One Night
Process Software Delivery Procedures, 297-8991-303.
297-1001-131 Standard 06.01 October 2000
0.25 s
O O f f f f O O n n
0.5 s 1.0 s
O O n n
O O n n O O f f f f
0.5 s 0.5 s 1.0 s
O O n n
O O f f f f
1.0 s 0.5 s
6 s
N N O O T T U U S S E E D D
O O n n
Continuous
N N O O T T U U S S E E D D
O O n n
0.5 s
O O f f f f
3.5 s
O O f f f f
3.0 s
O O f f f f
3.0 s