Seven-Segment Led - 3Com 4210G Series Getting Started Manual

Table 1-9 Port mode LED description
LED
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 1-10 Seven-segment LED description (1)
LED
System status
LED (PWR)
Unit Flashing green
Flashing red
Flashing green
Steady red
Steady red
Steady green
Status
Steady green
Flashing green (1 Hz) (supported by
PoE switches only)
Steady yellow
Table 1-10.
Status
Seven-segment LED
The LED displays the specific numbers
one by one.
The LED flashes the specific numbers.
A bar rotates clockwise around the
LED.
The LED flashes F.
The LED flashes t.
The LED displays C.
The LED displays S.
The LED displays c.
Indicates port rate.
Indicates port PoE power supply.
Indicates port duplex mode.
1-12
Description
Description
POST running. The LED
displays the POST test ID.
POST failed. The LED flashes
the POST test ID of the failed
test.
Software loading
Fan failure
Over-temperature alarm
The current switch is the
command switch in the cluster.
The current switch is a member
switch in the cluster.
The current switch is a
candidate switch in the cluster.