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HP Surestore FC 1Gb/2Gb Switch 16B Installation and Reference Guide 3-3
Operating the HP Surestore FC 1Gb/2Gb Switch 16B
3
Table 3-1 SFP Media Side LED Patterns During Normal Operation
Location
of LED
Purpose
of LED
Color of LED Status of Hardware Recommended
Action
Above
Each
Port, on
Left
Indicates
port status
No light No light or signal carrier
(media or cable) is
detected.
Check media and
cable.
Steady green Port is online (connected to
an external device) but has
no traffic.
No action required.
Slow-flashing
green
(on 1 second;
off 1 second)
The port is online but
segmented, indicating a
loopback cable or
incompatible switch.
Verify correct device
is connected to port.
Fast-flashing
green
(on 1/4 second;
off 1/4 second)
The port is in internal
loopback (diagnostic).
No action required.
Flickering green Port is online, with traffic
flowing through port.
No action required.
Steady orange Port is receiving light or
signal carrier, but is not yet
online.
No action required.
Slow-flashing
orange
(on 1 second;
off 1 second)
The port is disabled
(result of diagnostics or
portDisable command).
Reset the port from a
management station.
Fast-flashing
orange
(on 1/4 second;
off 1/4 second)
The port is faulty. Reset the switch from
a management station.
Alternating
green and yellow
Port is bypassed. Reset the port from a
management station.
Above
Each
Port, on
Right
Indicates
port speed
No light The port is transmitting/
receiving at 1 Gbps.
No action required.