Lucent DDM-2000 OC-3 User And Service Manual page 373

NTP-040
: System Turnup
Page 1 of 10
Establish Single-Homed OC-3 Access
via DDM-2000 OC-12 Backbone Ring
DO ITEMS BELOW IN ORDER LISTED. . . . . FOR DETAILS, GO TO
!
1.
WARNING:
Unterminated optical connectors may emit invisible laser
radiation. Avoid direct exposure to the beam. Do not view
beam with optical instruments. Use of controls or
adjustments or performance of procedures other than those
specified herein may result in hazardous radiation exposure.
!
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:
If the DDM-2000 fails to respond in the indicated manner,
refer to Trouble Clearing: IXL-001.
NOTE:
It is assumed that all DDM-2000 OC-12 shelves in the
system have passed the looped transmission test(s) and the
DDM-2000 OC-12 ring has been established (363-206-295,
DDM-2000 OC-12 Multiplexer, TARP Release 7,
User/Service Manual (TOP)—Volume II, System Turnup:
NTP-002 and NTP-020). It is also assumed the DDM-2000
OC-3 shelves have been equipped and tested, System
Turnup: NTP-016.
Determine the network configuration (for example, see Figure 1.)
DDM-2000 OC-3 M
Issue 2, February 2000
ULTIPLEXER
363-206-285