ZyXEL Communications XGS-4528F User Manual page 48

Chapter 3 Hardware Overview
Table 3 LEDs (continued)
LED
ALM
S1
S2
System Status
1000Base-T Gigabit Ports (
1-24
1000Base-X Mini-GBIC Slots (
1-24
48
COLOR STATUS DESCRIPTION
Red On There is a hardware failure.
Off The system is functioning normally.
Green On The Switch is connected to other switches in the stack on
Stacking Port 1.
Off The Switch is not connected to other switches in the stack on
Stacking Port 1.
Green On The Switch is connected to other switches in the stack on
Stacking Port 2.
Off The Switch is not connected to other switches in the stack on
Stacking Port 2.
Displays The Switch is starting up.
hourglass
icon
Displays The LED is showing the Stack ID number of the Switch.
Stack ID
number
)
Green Blinking The system is transmitting/receiving to/from a 10/1000 Mbps
Ethernet network.
On The link to a 10/1000 Mbps Ethernet network is up.
Amber Blinking The system is transmitting/receiving to/from a 100 Mbps Ethernet
network.
On The link to a 100 Mbps Ethernet network is up.
Off The link to an Ethernet network is down.
)
Green On The port has a successful connection.
Blinking The port is receiving or transmitting data.
Off This link is disconnected.
XGS-4528F User's Guide