IBM SAN768B-2, User Manual

Page: 105 / 228

Table 11. Blower assembly LED descriptions (continued)
LED purpose Color Status
Recommended
action
Fault No Light (LED is off) Blower assembly is
either healthy or
does not have power.
Ensure that the
blower assembly has
power.
Steady amber Blower assembly has
a failure (full or
partial). Replace the blower
assembly.
Slow-flashing amber
(on 2 seconds, then
off 2 seconds) Blower assembly is
not seated correctly
or is faulty. Pull the unit out and
reseat it. If the LED
continues to flash,
replace the unit.
Flashing amber (on
1/2 second, then off
3.5 second) Fan is disabled. Run the
fanEnable
command to enable
the fan.
Fast-flashing amber
(on 1/2 second, then
off 1/2 second) Environmental range
exceeded. Check for
out-of-bounds
environmental
condition, resolve
any problems, and
reseat the unit. If the
LED continues to
flash, replace the
unit.
WWN bezel and WWN card status
Complete the following steps to determine the status of the WWN card.
1. 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
Table 12.
Table 12. Messages that may indicate WWN card failure
Type of Message Sample error message
WWN unit fails its FRU (field replaceable
unit) header access.
0x24c (fabos): Switch: switchname, error
EM-I2C_TIMEOUT, 2, WWN 1 I2C timed out:
state 0x4
WWN unit fails to power on
<timestamp>, [EM-1004],
<sequence-number>,,CRITICAL,
<system-name>, WWN # failed to power on
or <timestamp>, [EM-1043],
<sequence-number>,, WARNING,
<system-name>, Can’t power <FRU Id>
<state (on or off)>
Chapter 4. Monitoring system components
77