3Com 4500G Getting Started Manual page 14

14 C 1: I
HAPTER NTRODUCING THE
S 4500G F
WITCH AMILY
Table 3 Description on the LEDs of the Switch 4500G 24-Port/Switch
4500G 48-Port Ethernet Switch (Continued)
LED Label
Module LED Module
(MOD)
7-segment Unit
digitron
display
Status
Green, ON
Yellow, blinking
OFF
POST Green,
running blinking
POST Red,
failed blinking
Loading Green,
software blinking
Fan Red, ON
failure
Overtemp Red, ON
erature
alarm
Cluster Green, ON A "C" is displayed if this is a
status
Description
The module is installed and
operates normally.
The module is not supported or is in
trouble.
The module is not installed.
The POST ID of the in-process test is
displayed.
The POST ID of the failed test blinks.
A light bar rotates clockwise around
the display during the loading
procedure.
An "F" is displayed.
A "t" is displayed.
command switch.
An "S" is displayed if this is a
member switch.
A "c" is displayed if this is a
candidate switch.
A "1" is displayed when the switch
operates independently.