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