H3C Technologies H3C S5560 Series Switches - Manual (Page 86)

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LEDs
System status LED
The system status LED shows the operating state of the switch.
Table 23 System status LED description
LED mark Status Description
SYS
Steady green The switch is operating correctly.
Flashing green (1 Hz) The switch is performing power-on self test (POST).
Steady red The switch has failed the POST or is faulty.
Flashing yellow (1 Hz) Some ports have failed to pass POST or are faulty.
Off The switch is powered off.
Power module status LED
The S5560-30C-EI, S5560-54C-EI, S5560-30F-EI, S5560-30C-PWR-EI, and S5560-54C-PWR-EI
switches provide two power module slots at the rear. For each power module, these switches provide a
power module status LED on the front panel.
Table 24 Power module status LED description
LED mark Status Description
PWR1
Steady green
A power module is installed in power module slot 1, and the
power module is outputting power correctly.
Steady yellow
A power module is installed in power module slot 1, but the
power module has failed or no power is input to the power
module.
Off No power module is installed in power module slot 1.
PWR2
Steady green
A power module is installed in power module slot 2, and the
power module is outputting power correctly.
Steady yellow
A power module is installed in power module slot 2, but the
power module has failed or no power is input to the power
module.
Off No power module is installed in power module slot 2.
RPS status LED
The S5560-30S-EI and S5560-54S-EI switches support RPS DC input. The RPS status LED shows the status
of the RPS DC input.