HP 5400 zl Installation And Getting Started Manual page 23

Mode LEDs
(one for each port)
Figure 1-4. Mode LEDs and LED Mode Select Button
Act
If the Activity indicator LED is lit, each port Mode LED displays
■
activity information for the port—it flickers as network traffic is received
and transmitted through the port.
FDx
■ If the Full Duplex
those ports that are operating in full duplex.
Spd
■ If the speed indicator LED is lit, the port LEDs behave as follows to
indicate the connection speed for the port:
• Off = 10 Mbps
• Blinking = 100 Mbps (the blinking behavior is a repeated on/off cycle
once every 0.5 sec.)
• On = 1000 Mbps
PoE
If the PoE indicator LED is lit, the Link and Mode LEDs indicate PoE
■
status:
Link LED:
• On = PoE is enabled on this port
• Off = PoE is disabled on this port.
• Slow Blinking = Internal PoE fault on this port.
• Fast Blinking = This port is denied PoE power or has an external load
fault.
Mode LED:
• On = PoE power is be supplied on this port
• Off = PoE is not being supplied on this port.
Introducing the HP 5400 zl Switches
LED Mode Select button
indicator LED is lit, the port Mode LEDs light for
Front of the Switch
and indicator LEDs
1-13