Nortel Networks OPTera Metro 3500 - Manual (Page 336)

3-108 Hardware feature descriptions
OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
Figure 3-35
DS1 service module (DSM) (NTN407MA)
EX0958p
OAM adapter
module
Front cover
Connector
retaining spring
Mounting
bracket in
19-in configuration
Cover
lock (2)
DS1 1-28
connectors
DS1 29-56
connectors
DS1 57-84
connectors
LEDs
out
in
out
in
out
in