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Table 55: DC Power Supply LEDs (A900-PWR-1200-D)
Description
Color/State
LED
No Input Voltage
Off
Input OK
Input voltage out of range
Amber
Input voltage within acceptable operating range
Green
Disabled/Forced Shut down/No input power
Off
Output Fail
Power supply fault (internal failure such as over temperature)
Red
Operational
Green
Output ORING FET Failed
Blinking Red
Table 56: AC Power Supply LEDs (A900-PWR-550-A) and (A900-PWR-!200-A)
Description
Color/State
LED
No input voltage
Off
Input Power (PWR)
Input voltage out of range
Amber
Input voltage within acceptable operating range
Green
Disabled/power-down/no power
Off
Status (STAT)
Power supply fault (internal failure)
Red
Operational
Green
Fan Tray LEDs
The table below summarizes the fan tray LEDs.
Table 57: Fan Tray LEDs
Description
Color/State
LED
Disabled/power down
Off
Status (TEMP)
Over temperature
Amber
OK
Green
Fan rotation in range
Green
Fan (FAN)
Single fan fault
Amber
Two or more fan faults
Red
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
186
Troubleshooting
Fan Tray LEDs