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LED Indicators
The LED indicators of the switch include Power, Console, and Link/Act. All LED indicators are visible on the front
panel. The following shows the LED indicators for the switch along with an explanation of each indicator.
Power management LEDs
Power (PWR)
System (SYS)
Alarm (ALM)
FAN
MGMT
VDSL2 Line
(24 Line LEDs)
Combo GE Ports 25 and 26
(2 LEDs)
AC Active: Lights green when AC power source is in use.
DC Active: Lights green when DC power source is in use.
AC Pwr: Lights green when AC power source is available for use.
DC Pwr: Lights green when AC power source is available for use.
This indicator will light steady green as soon as the switch is powered on. It will
remain lit as long as power is supplied.
This indicator will blink green during the boot up. It will light steady green to
indicate the ready state of the device.
Lights red if either the temperature or voltage exceed an upper threshold or fall
below a lower threshold.
Lights red if any system fan has failed or is not working properly.
This indicator will light steady green for active 1 Gbps connection to the
Management port, an amber light indicates a 100Mbps connection. The light
remains dark if the link is down or for a 10Mbps connection. Rapid blinking
indicates Transmit and Receive activity.
One indicator per port. These indicators light green when the VDSL link is up
and are dark if there is no link. During training the indicator slowly blinks green.
Rapid blinking indicates Transmit and Receive activity.
One indicator per port. The Link LED lights green to confirm a valid link. Rapid
blinking indicates Transmit and Receive activity.
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