Leds - ZyXEL Communications GS1900 Series User Manual

Chapter 3 Hardware Overview
Connect the female end of the power cord to the AC power socket.
1
Connect the other end of the cord to a power outlet.
2
Disconnecting the Power
The power input connectors can be disconnected from the power source individually.
Disconnect the power cord from the power outlet.
1
Disconnect the power cord from the AC power socket.
2

3.3 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
PWR Green
SYS Green
Ethernet Ports
LNK/ACT Green
PoE Green
(see Section
1.1 on page 16)
1G SFP Slots (Fiber Ports - see
LNK/ACT Green
30
STATUS DESCRIPTION
On The system is turned on.
Off The system is off or has failed.
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.
Blinking The system is transmitting/receiving to/from a 100/1000 Mbps Ethernet network.
On The link to a 100/1000 Mbps Ethernet network is up.
Off The link to an Ethernet network is down.
On Power is supplied to all PoE Ethernet ports.
Off There is no power supply.
Section 1.1 on page 16)
Blinking The system is transmitting/receiving to/from a 100/1000 Mbps Fiber network.
On The link to a 100/1000 Mbps Fiber network is up.
Off The link to a Fiber network is down.
GS1900 Series User's Guide