363-206-305 System Turnup:
Issue 3, June 2000 Page 1 of 2
DDM-2000 F
IBER
R
EACH
W
IDEBAND
S
HELF
NTP-016
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 FiberReach has been
properly equipped and has passed the looped transmission
test(s) [System Turnup: NTP-007]. It is also assumed that the
end-to-end OC-3 or OC-12 optical spans have been
established.
NOTE:
It is assumed that the DDM-2000 FiberReach shelf is
colocated with the broadband terminal equipment which is
connected to the OLIUs in the DDM-2000 FiberReach
Function Units FN-( ) slots.
NOTE:
Is is assumed that 28/29-Type OLIUs are installed in the MAIN
and 22-Type OLIUs are installed in Function Units FN-( ) slots
for OC-3c service and that the OLIUs in Function Units FN-( )
slots are looped back at the terminating ends. Low-Speed
Group LS-( )-( ) slots are not equipped when the DDM-2000
FiberReach shelf is equipped for OC-3c service.
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