3-5
Figure 3-5 PSR450-12D power supply LEDs
(1) Power status LED
Figure 3-6 PSR450-12AHD power supply LEDs
(1) Power status LED
Table 3-3 Power supply LED description
LED
Status
Description
Power status LED
Steady green
The power supply is operating correctly.
Flashing green
The power supply has normal power input but has
not been installed in the device.
Steady red
The power supply is faulty or has entered
protection state.
Flashing red/green
The power supply has generated an alarm for
power problems (such as output overcurrent,
output overload, and overtemperature), but has not
entered protection state.
Flashing red
•
A power supply does not have power input
when two power supplies are installed in the
