Cisco ASR 902 Troubleshooting Manual page 17

Troubleshooting
LED
Output
Fail
Table 25: DC Power Supply LEDs (A900-PWR-550-D and A900-PWR-550-D-E)
LED
Input Power (PWR)
Status (STAT)
Table 26: DC Power Supply LEDs (A900-PWR-1200-D)
LED
Input OK
Output
Fail
Fan Tray LEDs
The table below summarizes the fan tray LEDs.
Note
A major alarm condition indicates the failure of a single fan in the fan tray; a critical alarm indicates the failure
of multiple fans. In the event that a single fan fails, the Cisco ASR 902 Router software adjusts the fan speed
to prevent excessive heat within the chassis.
Color/State Description
Disabled/Forced Shut down/No input power
Off
Red Power supply fault (internal failure such as over temperature)
Green Operational
Color/State Description
Off No input voltage
Amber Input voltage out of range
Green Input voltage within acceptable operating range
Off Disabled/Power-down/No power
Red Power supply fault (internal failure)
Green Operational
Color/State Description
Off No Input Voltage
Amber Input voltage out of range
Green Input voltage within acceptable operating range
Off Disabled/Forced Shut down/No input power
Red Power supply fault (internal failure such as over temperature)
Green Operational
Blinking Output ORING FET Failed
Red
Fan Tray LEDs
Troubleshooting
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