Lucent Technologies DDM-2000 OC-12 User Manual

363-206-295 DLP-543
6of3Page1997December1,Issue
theReseat11. 21G/21G-U/21G2-U or OLIU21D/21D-U packcircuit
test.undercircuitthewithassociated
The12. 21G/21G-U/21G2-U or OLIU21D/21D-U hastestunderpackcircuit
fromcordspatchloopingtheRemovetest.transmissionOC-3cthepassed
cross-connections.the
Multiplexer,OC-12DDM-2000far-end)the(andnear-endtheAt13.
thedepressmomentarily UPD/INIT theonpushbutton SYSCTL theuse(or
upd theupdatetocommand) SYSCTL.
tested.betocircuitsOC-3cadditionalanyforprocedurethisRepeat14.
15. PROCEDURE.THISCOMPLETEDHAVEYOUSTOP.
theHas16. 21G/21G-U/21G2-U or OLIU21D/21D-U failedthatpackcircuit
replaced?been
If YES toproceedthen, 19Step .
If NO withcontinuethen, 17Step .
theReplace17. 21G/21G-U/21G2-U or OLIU21D/21D-U thatpackcircuit
test.thefailed
Reference: DLP-518
theforprocedurethisRepeat18. 21G/21G-U/21G2-U or OLIU21D/21D-U
failed.thatpackcircuit
Ifbackplane.shelftheorcross-connectionsLGXtheinbemayTrouble19.
toreferpresent,areindicationstroubleoralarmsother Clearing:Trouble
IXL-001 aandpresentareindicationsoralarmsnoIftrouble.theisolateto
theuseavailable,isCIT RETRIEVE example,(forcommands rtrv-alm,
rtrv-hsty, indications.troubleotherforchecktoetc.)
20. PROCEDURE.THISCOMPLETEDHAVEYOUSTOP.

Lucent Technologies DDM-2000 OC-12 Specifications

General

Brand	Lucent Technologies
Model	DDM-2000 OC-12
Category	Multiplexer
Language	English