Lucent DDM-2000 OC-3 User And Service Manual page 461

363-206-285
Issue 2, February 2000
Between FT-2000 Ring and DDM-2000 OC-3 or OC-12
DO ITEMS BELOW IN ORDER LISTED . . . . .FOR DETAILS, GO TO
1. !
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:
This procedure assumes that the FT-2000 OC-48 ring is in
service and a new OC-3 optical span is being added
between the OC-48 ring and DDM-2000 OC-3 or OC-12
ring. See Figure 1.
NOTE:
If the DDM-2000 fails to respond in the indicated manner,
refer to Trouble Clearing: IXL-001.
Use rtrv-alm: command to verify that no alarms, locks, loops,
or switches are present.
2. Notify maintenance center that alarms will be generated.
Establish OC-3 Optical Span
Ring
DDM-2000 OC-3 M
Circuit Order:
ULTIPLEXER
NTP-049
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