3Com Switch 4500G 24-Port Switch 4500G 48-Port Switch 4500G PWR 24-Port Switch 4500G PWR 48-Port Switch User Manual


 
Switch 4500G PWR 24-Port and 48-Port Front Panel LEDs 15
Switch 4500G PWR
24-Port and 48-Port
Front Panel LEDs
Table 4 describes the Switch 4500G PWR 24-Port and PWR 48-Port units’ LEDs.
Table 4 Switch 4500G PWR 24-Port and 48-Port Front Panel LEDs
LED Label Status Description
Mode LED Mode Rate mode Green, ON The port status LEDs are
showing the port rate.
Duplex
mode
Yellow, ON The port status LEDs are
showing the duplex mode of
the port.
PoE mode Green,
blinking (1 Hz)
The port status LEDs are
showing the PoE status of the
port.
Power LED PWR Green, ON The switch starts normally.
Green, blinking (1 Hz) The system is performing
power-on self test (POST).
Red, ON The POST fails the POST.
Yellow, blinking (1 Hz) One or more ports fail the
POST.
OFF The switch is powered off.
Module LED Module
(MOD)
Green, ON The module is installed and
operates normally.
Yellow, blinking The module is not supported
or is in trouble.
OFF The module is not installed.