18
Brocade 6520 Hardware Reference Manual
53-1002705-01
LED activity interpretation
3
DRAFT: BROCADE CONFIDENTIAL
describes the LEDs on the non-port side of the switch.
Ethernet
Speed (green)
No light
Port speed is 10 Mbps.
No action required.
Steady green
Port speed is 100 or 1000
Mbps.
No action required.
Ethernet
Activity/Link
(green)
No light
There is no link.
Verify that the Ethernet cable is
connected correctly.
Steady green
There is a link.
No action required.
Blinking green
There is link activity (traffic).
No action required.
Console port
Console port LEDs remain unlit during all operations
Optical media
port status
(one bi-color
LED for each
FC port)
Off
There is no light or signal carrier
(module or cable).
Verify that the transceiver is installed
correctly and that the cable is
connected correctly.
Steady amber
The port is receiving light or
carrier, but is not online.
No action required.
Slow blinking amber
(2 sec)
The port is disabled (by
diagnostics or by portDisable
command).
Verify that the diagnostic tests are not
being run. Reenable the port using the
portEnable command.
Fast blinking amber
(1/2 sec)
The port has failed.
Check the management interface and
the error log for details on the cause of
the failure. Contact Technical Support
if necessary.
Steady green
The port is online.
No action required.
Slow blinking green
(2 sec)
The port is online but is
segmented (loopback cable or
incompatible switch).
Check the firmware level of the
attached switch.
Fast blinking green
(1/2 sec)
There is an internal loop-back
(diagnostic).
No action required.
Flickering green
The port is online and frames
are flowing through the port.
No action required.
TABLE 4
Non-port side LED patterns during normal operation
LED name
LED color
Status of hardware
Recommended action
Power supply
AC input
status (one
green LED
No light
Power supply is not receiving
power or is off or power is under
voltage.
Verify that the power supply is on and
seated and the power cord is
connected to a functioning power
source.
Steady green
Power supply is operating
normally.
No action required.
Power supply
DC output
status (one
bi-color LED)
Flashing yellow
(1:1)
PSON high??? Internal
enable/disable signal???
No action required.
Flashing
yellow/green (1:2)
Hot stand-by mode
No action required.
Steady yellow
Power supply is faulty.
Check the current, voltage, and
temperature to determine the problem.
TABLE 3
Port side LED patterns during normal operation (Continued)
LED name
LED color
Status of hardware
Recommended action
