Owner's manual

18
Table 1. Front panel labels and LEDs
Label Color Status Description
SYSTEM Green On Unit is powered on
Flashing Self-test, INIT, or downloading
Amber On Abnormal temperature or voltage
Off No power
RPS Green On
The PSU is working properly and the switch
has a good redundant power supply
Amber On The PSU is abnormal and the switch is
powered by RPS
Off No power at all (system LED is also off), RPS
does not work properly or not installed
(system LED is on)
FAN Green On Both fans are working properly
Amber On Both or either one of the fans stopped
10/100 ports Green On Ethernet link is established
Flashing Data is being transmitted/received
Off No Ethernet link
Amber On Link is present, but port is disabled either
manually or by spanning tree
Flashing Port is in one of the STP blocking, listening
and learning state
10/100/1000
port status
Green On
Link (RJ-45 or SFP) is present; port is
enabled
Flashing Data is being transmitted/received
Off No Ethernet link
Amber On Link is present, but port is disabled either
manually or by spanning tree
Flashing Port is in one of the STP blocking, listening
and learning state
Green On 1000Mbps
Amber On 100Mbps
10/100/1000
port speed
Off
10Mbps