H3C Technologies H3C S12500 Series Switches - Manual (Page 128)

118
Power module LEDs
Figure 97 Power module LEDs
(1) Power input LED (2) Power output LED
(3) Over-temperature alarm LED (4) Power module fault LED
Table 38 Power module LED description
LED Status Description
Input
Steady on The power is being input correctly.
Off No power is being input.
Flashing The input power has exceeded the threshold.
Output
Steady on The power is being output correctly.
Off No power is being output.
Flashing The power output is overloaded.
Service
Steady on
The AC power module is experiencing an over-temperature
condition.
Off The AC power module is operating correctly.
Fault
Steady on The AC power module is faulty.
Off The AC power module is operating correctly.
Fan tray LEDs
Table 39 Fan tray LED description
LED Status Description
RUN
Off The fan tray has failed.
Flashing The fan tray is operating correctly.
ALM
Off The fan tray is in a normal state.
Flashing The fan tray is faulty.
Steady on The fan tray is faulty.
（1）
（2）
（3）
（4）