Northern Telecom DMS-100 Series Maintenance Manual page 14
Line drawer
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Also See for DMS-100 Series:
- Maintenance manual (238 pages) ,
- Manual (168 pages) ,
- Installation and maintenance manual (117 pages)
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1-4 Understanding the PCM30 line drawer
Figure 1-2xxx
Provision of exchange lines from a PRLCM
Analog exchange
lines
Loop calling
Loop calling
PBX
Disconnect clear
Earth calling
PBX
DC5A calling
PBX
DC5A calling
PBX
297-2101-504 Standard 02.01 December 1991
PCM30 link
(2Mbps)
CTE
(Type 1 MEL)
with PCM30
line drawer
Fiber
links
PLGC
PRLCM
DMS-100
N
E
T
W
O
R
K
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