Nortel DMS-100 Series Maintenance Manual page 49

Functional block diagram
Control complex
1–3 DS30A
LCC -1
NT6X51
LCM
processor
card
NT6X53
Power
converter
IUC
link
NT6X53
Power
converter
NT6X51
LCM
processor
card
LCC- 0
1–3 DS30A
Note: Image ports 3, 4, and 5, normally inactive, are made active through the backplane
wiring in the takeover mode only.
Line drawers
Ports (0–7)
6–9
0,1,2
5
NT6X52
Digroup
control
5
card
3,4,5
6
6–9
7
Inter-unit
port
RMM
Inter-unit
port
7
1–4
6
3,4,5
5
NT6X52
Digroup
5
control
card
0,1,2
1–4
Ports (0–7)
DMS-100 Family Maintenance Manual ABSK007
Maintenance overview 1-37
Drawer 9
Drawer 5
5
LSG 11
NT6X54
Bus I/F
card
5
LSG 10
Drawer 4
Drawer 0
0
LSG 1
NT6X54
Bus I/F
0
card
LSG 0
Line
31
card 0
Line
31
card 0
LCA 1
LCA 0
Line
31
card 0
Line
31
card 0