HP Aruba 3810M Series Installation And Getting Started Manual page 15

Table 8 Front of Switch Status and Mode LED Behavior (continued)
Switch LEDs
User Mode Selected
Save Power Mode Selected
* The slow blink behavior is an on/off cycle once every 1.6 seconds, approximately.
** The fast blink behavior is an on/off cycle once every 0.5 seconds, approximately.
*** Applies only to 3810M switches that support PoE/PoE+.
Table 9 Port LEDs and Mode Behavior
Switch LEDs
Port LEDs
Activity/Link Mode Selected
Function
When stacking is enabled,
the Port LEDs are
displaying stack
information and status.
See Port LEDs and Mode
Behavior. When stacking
is disabled, this mode is
reserved for future use.
Function
To display the information
for the port as selected by
the LED Mode select
button.
When transceivers and
SFPs are installed, this LED
is also used to indicate that
the installation has occurred
by going on for two seconds
then off.
Port LEDs are displaying
Link status and network
activity information
simultaneously.
Activity/Link Mode is the
default mode and is in effect
unless another LED mode
has been selected.
State
Off
On Green
Off
This mode is indicated by ALL the switch indicator LEDs
being off, except for the Global Status LED. This display
occurs only if the switch has been configured with the
savepower led command. See the Management and
Configuration Guide for more information on that command
State/Mode
Activity/Link
Speed
PoE
User
Half-Bright Green
Activity Flicker Green
Meaning
the error. The rest of the Port
LEDs will display normal PoE
status.
PoE mode is not selected.
User Mode is selected.
User mode not selected.
Meaning
Shows port Activity and Link
status.
This is the DEFAULT. There
is no dedicated mode LED
indicating this mode.
The Mode LED function
should return to this
selection 10 minutes after
the last press of the LED
Mode button.
Shows port speed
configuration.
Shows PoE information.
Shows User selectable User
behavior.
The port is enabled and
receiving a Link indication
from the connected device.
The percentage of time that
the LED is full-bright is
roughly proportional to the
percentage of full bandwidth
utilization of the port.
Half-Bright Green port Link
indication remains on as
Activity flickers from
half-bright to full-bright.
Front of the Switches 15