Determining The Status Of A Wwn Card - Brocade Communications Systems DCX-4S Backbone Hardware Installation Manual

TABLE 9
LED purpose
Fault

Determining the status of a WWN card

NOTE
The WWN bezel (logo plate) covers the WWN cards. The LEDs on the WWN cards are not visible
unless the bezel is removed.
Enter the chassisShow command to display information about the WWN card. (WWN units
correspond to information specific to the WWN card.) Error messages that may indicate problems
with a WWN card are summarized in the following table.
TABLE 10
Type of message
WWN unit fails its FRU header access.
WWN unit is being faulted.
WWN unit is not present or is not accessible.
Writing to the FRU history log
(hilSetFruHistory ) has failed.
The following figure displays the WWN bezel (logo plate).
Brocade DCX-4S Backbone Hardware Installation Guide
53-1001191-15
Blower assembly LED descriptions (Continued)
Color
No light (LED is off)
Steady amber
Slow-flashing amber(on 2
seconds, then off 2
seconds)
Flashing amber(on 1/2
seconds, then off 3.5
seconds)
Fast-flashing amber(on
1/2 seconds, then off 1/2
seconds)
Messages that may indicate WWN card failure

Determining the status of a WWN card

Status
Blower assembly is either
healthy or does not have
power.
Blower assembly has a
failure (full or partial).
Blower assembly is not
seated correctly or is
faulty.
Fan is disabled.
Environmental range
exceeded.
Sample error message
0x24c (fabos): Switch: switchname, error EM-
I2C_TIMEOUT, 2, WWN 1 I2C timed out: state 0x4
0x24c (fabos): Switch: switchname, Critical
EM-WWN_UNKNOWN, 1, Unknown WWN #2 is being
faulted
0x24c (fabos): Switch: switchname, Error EM-
WWN_ABSENT, 2, WWN #1 not present
0x24c (fabos): Switch: switchname, Error EM-
HIL_FAIL, 2, HIL Error: hilSetFruHistory
failed, rc=-3 for SLOT 3
Recommended action
Ensure that the blower
assembly has power.
Replace the blower
assembly.
Pull the unit out and
reseat it. If the LED
continues to flash, replace
the unit.
Run the fanEnable
command to enable the
fan.
Check for out-of-bounds
environmental condition,
resolve any problems,
and reseat the unit. If the
LED continues to flash,
replace the unit.
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