Nortel Networks OPTera Metro 3500 - Manual (Page 338)

3-110 Hardware feature descriptions
OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
Figure 3-37
DSM OAM (Hardware Release 6) with cover off
EX1434p
Alarm
connectors
Power A
breaker
A- Return
(White/red)
B- Return
(White/blue)
Mate-N-Lok receptacles
mate directly with
BIP power cable
harnesses
A- Battery
(Red) -48V
A- Battery
(Red/blue) -48V
Power B
breaker
LUI RS-232
connector
A feed
Note: The local user interface (LUI) is an RS-232c port with D-type nine pin connector.
The LUI is used for retrieving messages when performing low-level trouble shooting on the DSM.
Used to access the active DS1x84 TM circuit pack, it provides remote login to the host in the
case of an OAM fail.
B feed
Clip pin
Clip pin