Lucent DDM-2000 OC-3 User And Service Manual page 93

363-206-285
Issue 3, June 2001
Establish DDM-2000 OC-3c (STS-3c) Service
DO ITEMS BELOW IN ORDER LISTED . . . . .FOR DETAILS, GO TO
1. !
WARNING:
Unterminated optical connectors may emit invisible laser
radiation. Eye damage may occur if beam is viewed directly
or with improper optical instruments. Avoid direct exposure
to the beam.
!
CAUTION:
DDM-2000 circuit packs contain static sensitive components
which can be damaged by electrostatic discharge. A static
ground wrist strap must be worn when handling the circuit
packs. See electrostatic discharge considerations in Trouble
Clearing: TAD-100 .
NOTE:
It is assumed that the DDM-2000 has been properly
equipped and has passed the looped transmission test(s)
[System Turnup: NTP-016]. It is also assumed that the
end-to-end OC-12 optical spans have been established
[System Turnup: NTP-022].
NOTE:
It is assumed that the DDM-2000 OC-12/3 shelf is colocated
with the broadband terminal equipment which is connected
to the OLIUs in the DDM-2000 OC-12/3 FUNCTION UNITS
C slots.
NOTE:
It is assumed that 29-Type OLIUs are installed in MAIN and
22-Type OLIUs in FUNCTION UNITS C slots for OC-3c
service and that the OLIUs in FUNCTION UNITS C slots are
looped back at the terminating ends.
Verify 22-Type OLIU circuit packs are installed in FUNCTION
UNITS C slots.
DDM-2000 OC-3 M
System Turnup:
ULTIPLEXER
NTP-002
Page 1 of 2