Leds - ZyXEL Communications XGS2220 Series User Manual

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 8 LED Descriptions
LED
PWR/SYS
CLOUD
LOCATOR
PoE MAX
(XGS2220-30HP /
XGS2220-54HP /
XGS2220-54FP)
STACK ID
PRIMARY
Chapter 3 Hardware Panels
COLOR STATUS
Green On
Blinking
Yellow On
Blinking
Off
Green On
Blinking
Yellow On
Blinking
Off
Blue On
Blinking
Off
Red On
Yellow On
Off
Green On
Yellow On
Off
XGS2220 Series User's Guide
DESCRIPTION
The Switch is on and functioning properly.
The Switch is rebooting and performing self-diagnostic tests.
The Switch is functioning abnormally, FAN status alert/error, or
the system power detected is under 10.8 V.
The Switch is returning to its factory default configuration
settings.
The Switch is not receiving power from the power source.
The Switch has successfully connected to the NCC (Nebula
Control Center).
The Switch cannot connect to the NCC because it is not
registered. Please register the Switch with NCC.
The Switch is registered with NCC but cannot connect to the
NCC. Please check the Internet connection of the Switch.
The Switch is not registered with NCC and cannot connect to
the NCC. Please check the Internet connection of the Switch
and register the Switch with NCC.
The Switch is operating in standalone mode. Nebula Control
Center (NCC) Discovery is disabled in SYSTEM > Cloud
Management in the Switch Web Configurator.
The Switch is uploading firmware. While the Switch is doing this,
do not turn off the power.
Shows the actual location of the Switch between several
devices in a rack. The default timer is 30 minutes when you are
configuring the Switch.
The locator is not functioning or malfunctioning.
PoE power usage is more than 95 percent of the power
supplied budget.
PoE power usage is below 95 percent of the power supplied
budget, but over 80 percent of the power supplied budget.
PoE power usage is below 80 percent of the power supplied
budget.
The LED is showing the Stack ID number of the Switch.
ID 0 means it is a standalone Switch.
The Switch is acting as a standalone switch or the master in
stacking.
An error occurred when the Switch is selected as the master
member in a stack.
The Switch is acting as a non-master member in a stack.
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