3Com 4800G Getting Started Manual page 10

10 C 1: P
HAPTER RODUCT
Table 4 LEDs on the front panel of the Switch 4800G 24-Port
LED Mark Status
Redundant power RPS
system LED
Module LED MOD
7-segment digital LED Unit
O
VERVIEW
Solid green
Solid yellow
OFF
Solid green
Flashing yellow
OFF
POST running
POST failed
Software loading
Fan failure
Over-temperature alarm
Cluster state
The power LED flashes green The LED displays the POST test ID.
The power LED flashes red
The power LED flashes green. A bar rotates clockwise around the
The power LED is solid red.
The power LED is solid red.
The power LED is solid green. For a command switch, the LED
Description
The AC power supply is normal and
the RPS is connected and works
normally.
The RPS input is normal, but an AC
input failure occurs or no AC power
is connected.
No RPS is connected.
The module is in position and works
normally.
The switch does not support the
module or a module failure occurs.
No module is installed.
The LED flashes the POST test ID of
the failed test.
LED.
The LED displays F.
The LED displays t.
displays C.
For a member switch, the LED
displays S.
For a candidate switch, the LED
displays c.
The LED displays 1 if there is only one
unit.