Power supply status LED
A power supply status LED shows how the hot swappable power supply in a slot is operating.
Table 14 Power supply status LED description
Port mode LED
The port mode LED indicates the type of information that the network port LEDs are showing. You can use
the port LED mode switching button to change the type of displayed port information.
Table 15 Port mode LED description
The seven-segment LED, together with the system status LED, shows detailed system operating information
Table 16 Seven-segment LED description
System status LED
Seven-segment LED (Unit) status
The LED displays numbers one by one.
The LED displays flashing numbers.
A bar rotates clockwise around the LED.
A power supply is installed in the power supply slot, and the power
output is normal.
A power supply is installed in the power supply slot, but the power
supply has an output problem or no power is being input.
No power supply is installed in the power supply slot.
The network port LEDs are showing port rates.
The network port LEDs are showing duplex modes.
POST is running, and the LED displays
the ongoing test item ID.
POST has failed, and the LED flashes
the ID of the failed test item.
Software is loading.