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5-11
Cisco ASR 903 Router Hardware Installation Guide
OL-25178-04
Chapter 5 Troubleshooting
LED Summary
Alarm Conditions
Table 5-17 summarizes the meaning of alarm conditions on the Cisco ASR 903 Router.
Critical
(CRIT)
Off No critical alarm
Red Critical alarm (defaults to ON upon RSP reset)
Table 5-16 Fan Tray LEDs
LED Color/State Description
Table 5-17 Alarm Condition Summary
Alarm Type Alarm Meaning
Critical RSP OIR
Power supply OIR
Port in down state
Environmental sensor threshold exceeded (voltage, temperature)
IM OIR
IM crash
Major Standby RSP in ROMmon mode
RSP removed
RSP failure
Info Port administratively shut down