3Com 4510G Switch User Manual


 
1-7
Table 1-7 RPS status LED
LED Mark Status Description
Steady green
The AC input is normal, and the RPS is in the
position or works normally.
Steady yellow
The RPS input is normal, but the AC input fails or
is not connected.
RPS status LED RPS
Off RPS is not connected.
Port Mode LED
The port mode LED on the Switch 4510G can display the working status of a port for you to obtain more
device information. You can use the port mode switching button to change the status of the port mode
LED.
Table 1-8 Port mode LED description
LED Status Description
Steady green Indicates port rate.
Mode
Steady yellow Indicates port duplex mode.
Seven-Segment LED
The seven-segment LED and the system status LED together indicate the operating status of the
device. For details, refer to
Table 1-9.
Table 1-9 Seven-segment LED description (1)
Status
LED
System status
LED
(PWR/SYS)
Seven-segment LED
Description
Flashing green
The LED displays the specific numbers
one by one.
POST running. The LED
displays the POST test ID.
Flashing red
The LED flashes the specific numbers.
POST failed. The LED flashes
the POST test ID of the failed
test.
Flashing green
A bar rotates clockwise around the
LED.
Software loading
Unit
Steady red
The LED flashes F.
Fan failure