H3C Technologies H3C S5500 Series Switches - Manual (Page 21)

13
LED Mark Status Description
Steady yellow
The RPS input is normal, but the –48V DC
input fails or is not connected.
Off RPS interface is not connected.
RPS status LED
(S5500-28C-PWR-EI
and
S5500-52C-PWR-EI)
RPS
Steady green
The RPS input is normal, and the AC input
operates correctly.
Steady yellow
The RPS input is normal, but the AC input
fails or is not connected.
Off The RPS input is abnormal.
Port mode LED
The port mode LED shows the type of port information that the port status LEDs are showing. You can use
the port status LED mode switching button to change the type of displayed port information.
Table 10 Port mode LED description
LED Status Description
Mode
Steady green
Port status LEDs are showing port
rates.
Flashing green (1 Hz) (available
only for the S5500-28C-PWR-EI and
S5500-52C-PWR-EI)
Port status LEDs are showing the status
of PoE power supply on the ports.
Steady yellow
Port status LEDs are showing duplex
modes.
Seven-segment LED
The seven-segment LED, together with the system status LED, shows detailed system operating
information.
Table 11 Seven-segment LED description (I)
LED
Status
Description
System status LED
(PWR/SYS)
Seven-segment LED
Unit
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.
Software is loading.