H3C Technologies H3C S10500 Series Switches - Manual (Page 93)

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Table 46 Switching fabric module LED description
RUN LED ALM LED Description
Flashing (0.5 Hz) Off The switching fabric module is operating correctly.
Off On The switching fabric module is faulty.
Flashing (0.5 Hz) On
The temperature of the switching fabric module has exceeded the
upper or lower limit.
Off Off The switching fabric module has not started.
On Off The switching fabric module is up.
Fan tray status LEDs
The fan trays for the S10500 switches have one OK LED and one FAIL LED to indicate its operating status.
Table 47 Fan tray LED description
OK FAIL Description
On Off The fan tray is operating correctly.
Off On The fan tray is faulty.
Off Off The fan tray is not powered on.
Power module LEDs
The LSUM2AC2500 power module for the S10500 switches has one AC LED and one DC LED to
indicate its operating status. The LSUM1DC2400 power module for the S10500 switches has one INP
OK LED and one DC/FLT LED to indicate its operating status.
Table 48 AC2500 power module LED description
LED Color Description
AC
Off
• The power module has no power input.
• The input voltage is too low, and the power module is in self protection state.
Green The power input is normal.
DC
Green The power module is outputting power normally.
Red
The power module is experiencing an output problem, including output
short-circuit, output overcurrent, output overvoltage, input under-voltage, or
remote power off, and has entered the self protection state.
Orange
The power module is in an over-temperature condition and has entered the self
protection state.