Interpreting Control Processor Blade Leds - IBM SAN512B-6 Installation, Service And User Manual

Table 11. Extension blade LED descriptions (continued)
LED purpose
FC port status

Interpreting control processor blade LEDs

Refer to the following illustration and table to interpret the LED patterns on the
CPX6 blade. The LED patterns may temporarily change during POST and other
diagnostic tests.
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SAN512B-6 Installation, Service, and User Guide
Color
No light (LED off)
Steady green
Slow-flashing green (on 1
second, then off 1 second)
Fast-flashing green (on 1/4
second, then off 1/4
second)
Flickering green
Steady amber
Slow-flashing amber (on 2
seconds, then off 2 seconds)
Fast-flashing amber (on 1/2
second, then off 1/2
second)
Alternating green and
amber
Status
Port has no incoming
power, or there is no light
or signal carrier detected.
Polling is in progress.
Connected device is
configured in an offline
state.
Port is online (connected to
an external device) but has
no traffic.
Port is online but
segmented, indicating a
loopback plug or cable or
an incompatible switch.
Port is in internal loopback
(diagnostic).
Port is online, with traffic
flowing through port.
Port is receiving light or
signal carrier, but it is not
online yet.
Port is disabled due to
diagnostic tests or
portDisable or
portCfgPersistentEnable
command.
Transceiver or port has
error or is faulty.
Port is bypassed.
Recommended action
Verify that the power LED
is on, check the transceiver
and cable.
Allow 60 seconds for
polling to complete.
Verify the status of the
connected device.
No action required.
Verify that the correct
device is attached to the
chassis.
No action required.
No action required.
Reset the port from the
workstation using the
portEnable or
portCfgPersistentEnable
command.
Reset the port from the
workstation using the
portEnable or
portCfgPersistentEnable
command.
Change the transceiver or
reset the switch from the
workstation.
Reset the port from the
workstation using the
portEnable or
portCfgPersistentEnable
command.