ZyXEL Communications VES1724-56, Руководство пользователя, Страница: 31 / 414

Chapter 3 Hardware Overview
VES1724-56 User’s Guide
31
3.2 LEDs
After you connect the power to the Switch, view the LEDs to ensure proper functioning of the
Switch and as an aid in troubleshooting.
Table 3
LED Descriptions
LED COLOR STATUS DESCRIPTION
PWR Green On The system is turned on.
Off The system is off.
SYS Green On The system is on and functioning properly.
Blinking The system is rebooting and performing self-diagnostic tests.
Off The power is off or the system is not ready/malfunctioning.
ALM Red On A hardware failure is detected, or an external alarm is active.
Off The system is functioning normally.
Ethernet Ports
LNK/ACT Green Blinking The system is transmitting/receiving to/from a 10 Mbps Ethernet
network.
On The link to a 10 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.
Mini-GBIC Slots
LNK Green On The link to this port is up.
Off The link to this port is not connected.
ACT Green Blinking This port is receiving or transmitting data.
1000Base-T Ethernet Ports (in Dual Personality Interface)
LNK/ACT Green Blinking The system is transmitting/receiving to/from a 10 Mbps Ethernet
network.
On The link to a 10 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.
Amber +
Green Blinking The system is transmitting/receiving to/from a 1000 Mbps
Ethernet network.
On The link to a 1000 Mbps Ethernet network is up.
Off The link to an Ethernet network is down.
FDX Amber On The Gigabit port is negotiating in full-duplex mode.
Off The Gigabit port is negotiating in half-duplex mode.
MGMT
10 Green Blinking The system is transmitting/receiving to/from an Ethernet device.
On The port is connected at 10 Mbps.
Off The port is not connected at 10 Mbps or to an Ethernet device.