Note: In a mulblade conguraon, consisng of a Main blade and one or more tributary blades, only the ALM
LED on the Main blade lights when an alarm occurs on any of the blades.
Table 48
LED and Condion
LED Color Condion
ALM Yellow Minor alarm
Red Crical or major alarm
O No alarm
C1…C9 Green Incoming opcal signal operang normally
Red Input port down
One of the following alarms is present:
■powerOutOfSpecicaonHigh
■powerOutOfSpecicaonLow
O Power o
E1 Green Incoming opcal signal operang normally
Yellow PMI
HREF
BDI-O
One of the following alarms is present:
â– postBlockSpanAdjustmentInProgress
â– preBlockSpanAdjustmentInProgress
Red WDM LOS
WDM power out of specicaon
One of the following alarms is present:
â– omsLossOfSignal
■omsPowerOutOfSpecicaonHigh
■omsPowerOutOfSpecicaonLow
■oscPowerOutOfSpecicaonHigh
■oscPowerOutOfSpecicaonLow
â– otsLossOfSignal
■otsSpanlossOutOfSpecicaonHigh
■otsSpanlossOutOfSpecicaonLow
O Power o
System Maintenance
Trouble Clearing
285
Release 19.1.1 · Issue 1.1, May 2021
Fujitsu and Fujitsu Customer Use Only