H3C Technologies H3C S9500E Series Switches - Manual (Page 121)

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Appendix B LEDs
Power supply LEDs
Table 40 AC power supply LED description
LED Status Description
Input
Steady on Power is being correctly input.
Off The power supply is absent or has input voltage error.
Output
Steady on The power supply is correctly outputting power.
Off The power supply has output voltage error or is absent.
Fault
Steady on
The power supply is experiencing an overvoltage, overcurrent, or
over-temperature condition.
Off The power supply is operating properly or absent.
Table 41 DC power supply LED description
LED Status Description
IN (input)
Steady on Power is being correctly input.
Off The power supply is absent or has input voltage error.
OUT (output)
Steady on The power supply is correctly outputting power.
Off The power supply has output voltage error or is absent.
FAIL (fault)
Steady on
The power supply is experiencing an overvoltage, overcurrent, or
over-temperature condition.
Off The power supply is operating properly or absent.
Fan LEDs
Table 42 Fan LED description
LED Status Description
RUN
Off The fan tray has failed.
Steady on The fan tray is operating properly.
ALM
Off The fan tray is in a normal state.
Steady on The fan tray is faulty.