LEDs model M4350-24G4XF
This section describes the LED designations of model M4350-24G4XF. The LEDs are
clearly named or numbered on the front and back panels.
Table 3. LEDs of model M4350-24G4XF
DescriptionLED
System LEDs, Front Panel
Solid green: The switch is powered on and operating normally.
Solid yellow: The switch is starting.
Off: Power is not supplied to the switch.
POWER LED
Solid green: The fans are functioning normally.
Solid yellow: One or more fans are malfunctioning.
FAN LED
Off: Sufficient (more than 7W of) PoE power is available.
Solid yellow: Less than 7W of PoE power is available.
Blinking yellow: At least once during the previous two minutes, less than 7W
of PoE power was available.
PoE MAX LED
Solid green: The switch is functioning as the stack management switch.
Off: The switch is functioning as a stack member switch or is not a member of
a stack.
STACK MASTER LED
The Stack LED contains segments that can indicate the stack unit number of the
switch:
Solid green indicating a number: The switch is a member of a stack. The LED
displays the stack unit number.
Solid green indicating E: The switch functions in ECO mode with all port LEDs
turned off.
Off: The switch is not a member of a stack.
STACK ID LED
Port LEDs, Front Panel
Left LED, speed, activity, and link status:
Off: No link is established on the port.
Solid green: The port established a 1G link.
Blinking green: The port is transmitting or receiving packets at 1G.
Solid yellow: The port established a 100M link.
Blinking yellow: The port is transmitting or receiving packets at 100M.
Port LEDs for PoE+ Gigabit
Ethernet ports numbered 1
through 24
Right LED, PoE status:
Off: No PoE-powered device (PD) is connected to the port.
Solid blue: A PD is connected and the port is supplying power successfully.
Solid yellow: Indicates one of the following failures, which prevents the port
from supplying power:
•
A short circuit occurred on the PoE power circuit.
•
The PoE power demand exceeds the available power.
•
The PoE current exceeds the PD’s classification.
•
An out-of-proper-voltage band condition occurred.
Hardware Installation Guide21Hardware Overview
Fully Managed Switches M4350 Series
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