Beacon Led - Cisco Catalyst 9300 Series Hardware Installation Manual

Beacon LED

Port Mode
STACK (stack
member)
PoE+
2
Beacon LED
The UID and the Beacon LED can be turned on by the administrator to indicate that the switch needs attention.
It helps the administrator identify the switch. The beacon can be turned on by either pressing the UID button
on the switch front panel, or by using the CLI. There is a blue beacon on the front and rear panel of the switch.
The blue beacon on the front panel is a button labeled UID, and on the back panel it is a LED labeled BEACON.
Color/State
Solid blue
Cisco Catalyst 9300 Series Switches Hardware Installation Guide
20
Port LED Color
Off
Blinking green
Green
2
Off
Green
Alternating green-amber
Blinking amber
Amber
Only switches with PoE or PoE+ ports.
Meaning
No stack member corresponding to that member number.
Stack member number.
Member numbers of other stack member switches.
PoE+ is off.
If the powered device is receiving power from an AC
power source, the port LED is off even if the device is
connected to the switch port.
PoE+ is on. The port LED is green when the switch port
is providing power.
PoE+ is denied because providing power to the powered
device will exceed the switch power capacity.
PoE+ is off due to a fault or because it has exceeded a
limit set in the switch software.
PoE+ faults occur when noncompliant
Caution
cabling or powered devices are connected
to a PoE+ port. Use only standard-compliant
cabling to connect Cisco prestandard IP
Phones and wireless access points or IEEE
802.3af-compliant devices to PoE+ ports.
You must remove from the network any
cable or device that causes a PoE+ fault.
PoE+ for the port has been disabled.
Note PoE+ is enabled by default.
Description
The operator has indicated that the system needs
attention.
Product Overview