52
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
LED mark
Status
Description
PWR1/PWR2
Steady green
A power supply is installed in the power supply slot, and the power
output is normal.
Steady yellow
A power supply is installed in the power supply slot, but the power
supply has an output problem or no power is being input.
Off
No power supply is installed in the power supply slot.
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
LED mark
Status
Description
Mode
Steady green
The network port LEDs are showing port rates.
Steady yellow
The network port LEDs are showing duplex modes.
Seven-segment LED
The seven-segment LED, together with the system status LED, shows detailed system operating information
(see
).
Table 16
Seven-segment LED description
System status LED
(SYS) status
Seven-segment LED (Unit) status
Description
Flashing green
The LED displays numbers one by one.
POST is running, and the LED displays
the ongoing test item ID.
Flashing red
The LED displays flashing numbers.
POST has failed, and the LED flashes
the ID of the failed test item.
Flashing green
A bar rotates clockwise around the LED.
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