ZyXEL Communications MES3500 Series User Manual page 34

Table 3 LED Descriptions (continued)
LED COLOR STATUS
1 ~ 24 Amber On
Off
Blinking
100/1000 Mbps SFP Slots (MGS3520-28F)
1 ~ 24 Green On
Blinking
Amber On
Blinking
Off
1000Base-T Ethernet Ports (in Dual Personality Interface)
LNK/ACT Green Blinking
On
Amber Blinking
On
Off
FDX Amber On
Off
Chapter 3 Hardware Overview
DESCRIPTION
The port has a successfule connection.
No Ethernet device is connected to this port.
This port is receiving or transmitting data.
The port has a successful 1000 Mbps connection.
The port is receiving or transmitting data at 1000 Mbps.
The port has a successfule 100 Mbps connection.
This port is receiving or transmitting data at 100 Mbps.
This link is disconnected.
The system is transmitting/receiving to/from a 10 Mbps or a 1000 Mbps
Ethernet network.
The link to a 10 Mbps or a 1000 Mbps Ethernet network is up.
The system is transmitting/receiving to/from a 100 Mbps Ethernet
network.
The link to a 100 Mbps Ethernet network is up.
The link to an Ethernet network is down.
The Gigabit port is negotiating in full-duplex mode.
The Gigabit port is negotiating in half-duplex mode.
MES3500/MGS3520 Series User's Guide
34