Leds; Table 2 Led Descriptions - ZyXEL Communications GS-3012F/3012 User Manual

Chapter 3 Hardware Overview
To connect the power to the AC power model, insert the female end of power cord to the
power receptacle on the rear panel. Connect the other end of the supplied power cord to a
100~240VAC/1.5A power outlet. Make sure that no objects obstruct the airflow of the fans
(located on the side of the unit).
The DC power models require DC power supply input of –48 VDC to -60 VDC. The GS-3012
DC power model requires 1.5A Max. The GS-3012F DC power model requires 1.25A Max.
To connect the power to the unit, insert the one end of the supplied power cord to the power
receptacle on the rear panel and the other end to a power outlet.

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 2 LED Descriptions

LED
BPS
PWR
SYS
ALM
Mini-GBIC Slots
LNK
ACT
Gigabit Ports
LNK/ACT
(GS-
3012)
FDX (GS-
3012)
46
COLOR STATUS DESCRIPTION
Green Blinking The system is receiving power from the backup power supply.
On The backup power supply is connected and active.
Off The backup power supply is not ready or not active.
Amber Blinking The system cannot get power from the backup power supply.
Green On The system is turned on.
Off The system is off.
Green Blinking The system is rebooting and performing self-diagnostic tests.
On The system is on and functioning properly.
Off The power is off or the system is not ready/malfunctioning.
Red On There is a hardware failure.
Off The system is functioning normally.
Green On The link to this port is up.
Off The link to this port is not connected.
Green Blinking This port is receiving or transmitting data.
Green Blinking The system is transmitting/receiving to/from an Ethernet network.
On The link to a 1000 Mbps Ethernet network is up.
Amber Blinking The system is transmitting/receiving to/from an Ethernet network.
On The link to a 100 Mbps Ethernet network is up.
Off The link to an Ethernet network is down.
Amber On The Gigabit port is negotiating in full-duplex mode.
Off The Gigabit port is negotiating in half-duplex mode.
GS-3012/GS-3012F User's Guide