HP DC SAN Backbone Director Switch Hardware Reference Guide (5697-2158, August 2012)

Table 12 Blower assembly LED descriptions
Recommended actionStatusColorLED purpose
Ensure that the blower assembly is
firmly seated and has power.
Blower assembly does not have
incoming power.
No light (LED is
off)
Power
No action requiredBlower assembly has incoming
power.
Steady green
Ensure that the blower assembly has
incoming power.
Blower assembly is either healthy
or does not have incoming power.
No light (LED is
off)
Fault
Replace blower assembly.Blower assembly has a failure (full
or partial).
Steady amber
Remove the blower assembly and
reseat it. If the LED continues to flash,
replace the unit.
Blower assembly is not seated
correctly or is faulty.
Slow-flashing
amber (on 2
seconds, then off
2 seconds)
Run fanEnable to enable the fan.Fan is disabled.Flashing amber
(on 1/2 second,
then off 3.5
seconds)
Find out-of-bounds environmental
condition, resolve any problems, and
Environmental range exceeded.Fast-flashing
amber (on 1/2
reseat unit. If LED continues to flash,
replace unit.
second, then off
1/2 second)
Monitoring WWN bezel (logo plate) and WWN card status
Use the following information to determine the status of the WWN card.
NOTE: The WWN bezel (logo plate) covers the WWN cards, which are not visible unless the
bezel is removed.
WWN units correspond to information specific to the WWN card and can be viewed by entering
the chassisShow command. Error messages that indicate problems with a WWN card are
summarized in Table 13 (page 60).
Figure 31 (page 61) displays the WWN bezel (logo plate).
Table 13 Messages that may indicate WWN card failure
Sample error messageType of message
0x24c (fabos): Switch: switchname, error
EM-I2C_TIMEOUT, 2, WWN 1 I2C timed out: state
0x4
WWN unit fails its FRU header access.
0x24c (fabos): Switch: switchname, Critical
EM-WWN_UNKNOWN, 1, Unknown WWN #2 is being
faulted
WWN unit is being faulted.
0x24c (fabos): Switch: switchname, Error
EM-WWN_ABSENT, 2, WWN #1 not present
WWN unit is not present or is not accessible.
0x24c (fabos): Switch: switchname, Error
EM-HIL_FAIL, 2, HIL Error: hilSetFruHistory
failed, rc=-3 for SLOT 3
Writing to the FRU history log (hilSetFruHistory)
has failed.
60 Monitoring DC SAN Director system components