Technical data

22 HP Surestore FC Switch 6164 Installation and Reference Guide
LED Status Indicators
Each port, and the AC power connection, has an LED that indicates the
status for that port or power connection. Table 6 provides a description of
port and AC power status indicators and possible corrective actions in case
of faulty status.
Table 6. LED Status Indicators
LED/Time
Interval
Status/Description Action
No light
showing
No light or signal carrier (no module,
no cable) for media interface LEDs.
Check media
connection.
Steady yellow Receiving light or signal carrier, but
not yet online.
No action
required.
Slow yellow
(on for one
second; off for
one second)
Port is disabled (result of diagnostics
or port disable command).
Reset at
management
station.
Fast yellow
(on for 1/4
second; off for
1/4 second)
Error, fault with port. Reset switch.
Steady green Port is online but no traffic
(connected with device over cable).
No action
required.
Slow green
(on for one
second; off for
one second)
Port is online but segmented
(loopback cable or incompatible
switch).
Check media
connection at both
ends.
Fast green
(on for 1/4
second;
(off for 1/4
second)
Internal loopback (diagnostic). No action
required.
Flickering
green
Port is online with traffic flowing
through port.
No action
required.