Nortel DMS-100 Series General Description Manual page 86
Ringing system
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Also See for DMS-100 Series:
- Replacement procedures (1100 pages) ,
- Maintenance manual (762 pages) ,
- Manual (543 pages)
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RG1
R
61A
T
61B
62A
62B
K1
–48V
47B
+48V
48B
R49
–130V
47A
+130V
48A
Current
detector
RG0
R
61A
T
61B
62A
62B
K1
–48V
47B
+48V
48B
R49
–130V
47A
+130V
48A
Current
detector
6X53AAin Unit 1
K4 K9
64A
64B
K10
K3 K2
65A
65B
50A–54A
50B–54B
K5
K6
55A–59A
55B–59B
6X53AAin Unit 0
K4 K9
64A
64B
K10
K3 K2
65A
65B
50A–54A
50B–54B
K5
K6
55A–59A
55B–59B
NT6X54AA
in drawers 10–19
RA
K4
K5
74B
74A
75B
75A
RB
K1
K2
76B
76A
77B
77A
NT6X54AA
in drawers 0–9
RB
K4
K5
74B
74A
75B
75A
RA
K1
K2
76B
76A
77B
77A
R
Ring bus
T
Odd LSG
R
Ring bus
T
Even LSG
R
Ring bus
T
Odd LSG
R
Ring bus
T
Even LSG
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