3Com 3500 Switch User Manual


 
69
System LEDs System Status LEDs
PWR
(Green): System is powered on.
RUN
(Green): System is running diagnostics.
RUN
(Blinking Green): System is operating correctly.
SYS
(Yellow): Processor failed at power up.
SYS
(Blinking Yellow): Hardware/software revision
mismatch.
INS
(Yellow): Processor is not fully inserted.
PS1
and
PS2
(Yellow): Power supply is not inserted, is out of specification, or
has failed.
FAN
(Yellow): Fan has slowed or shut down.
TEMP
(Yellow): System has overheated.
SERVICE
(Yellow): System is in service mode.
INS
for PCMCIA (Green): PCMCIA card is inserted in system.
Module Port Status
LEDs
PWR
(Green): Module
is receiving power.
INS
(Yellow): Module
is not fully seated.
ERR
(Yellow): Module
has failed a
diagnostic procedure.
ERR
(Blinking Yellow):
Hardware/
software revision
mismatch.
L
(Link Status - Green):
Associated port is
active.
E
(Port Error - Yellow):
Error has occurred
with the associated
port.
T
(Traffic on port -
Blinking Green):
Associated port is
receiving traffic.