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OK FAIL Description
Off
Off
The fan tray is not powered on.
Power supply LEDs
The HP 12500 2000W AC Power Supply (JF429A) for the 12910 AC switch has four LEDs to indicate its
operating status.
To view the power supply LEDs, you must remove the plastic panel. For more information, see
"
."
Figure 51
AC power supply LEDs
(1) Power input LED
(2) Power output LED
(3) Over-temperature alarm LED
(4) Fault LED
Table 49
Power supply LED description
LED Status
Description
Power input LED
(green)
Steady on
The power is being input correctly.
Off
No power is being input.
Flashing
The input power has exceeded the threshold.
Power output LED
(green)
Steady on
The power is being output correctly.
Off
No power is being output.
Flashing
The power output is overloaded.
Over-temperature
alarm LED (yellow)
Steady on
The power supply is experiencing an over-temperature condition.
Off
The power supply is operating correctly.
Fault LED (red)
Steady on
The power supply is faulty.
Off
The power supply is operating correctly.