Apr For Fiber Disconnect Within An Ne; Apr For High-Powered Fiber Connections Within Network Elements - Lucent Technologies LambdaXtreme Alarm Messages And Trouble Clearing Manual

APR for Fiber Disconnect within an NE

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Overview
Table 3-1

APR for High-Powered Fiber Connections within Network Elements

NE Type Fiber Jumper
Connection Points
End •
port OUTCORP on
Terminal
RPG Circuit Pack
•
port INCORP on
OA(VOA)
Repeater •
port OUT DCF on
RPG(DCF) Circuit
Pack
•
port IN DCF on
OA(Raman) or
OA(Raman EDFA)
Circuit Pack
•
port OUT RPG on
RPG or RPG(DCF)
Circuit Pack
•
port IN RPG on RP
Circuit Pack
•
port OUT SIG on RP
Circuit Pack
•
port IN DCM on
OA(Raman) or
OA(Raman EDFA)
Circuit Pack
Note that these ports are
connected via the DCM
Circuit Pack
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3 - 1 2
Some fiber jumpers within a network element carry high optical
power. Removal or damage to these fiber jumpers will trigger APR
conditions.
This table lists high-power fiber jumpers and associated APR
conditions.
Associated Alarms
APR active: fiber disconnect
RPG to OA for Raman co-pumps
APR active: fiber disconnect
RPG to OA for Raman DCF pumps
APR active: fiber disconnect
RPG to RP for Raman
counter-pumps
DCM LOS: OA
of OA (alarmed)
APR active: OA DCF Raman
startup pumps
APR active: RPG Raman DCF
(non-alarmed)
pumps
Lucent Technologies - Proprietary
See notice on first page
with aid = IN DCM
(non-alarmed).
Automatic Power Reduction (APR)
Components
Reduced in Power
Raman co-pumps in
RPG
Raman DCF pumps in
RPG(DCF)
Raman growth
counter-pumps in RPG
or RPG(DCF)
Raman DCF startup
counter-pumps in
OA(Raman) or
OA(Raman EDFA) and
RPG Raman growth
DCF counter-pumps in
RPG if installed
365-575-783R1.1
Issue 1, June 2002