IBM SAN32M-2, Installation And Service Manual

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121 Chapter 3: Maintenance analysis procedures
• Perform a data collection as part of the removal and
replacement. Refer to
Collect maintenance data (EFCM Basic
Edition) or Collect maintenance data (Element Manager).
NOTE: Do not remove a power supply unless a replacement part is available.
To avoid product overheating, a removed power supply must be replaced
within five minutes.
Was the maintenance action successful?
NO YES
↓
The product is operational. Exit MAP.
Contact the next level of support. Exit MAP.
3
As indicated by event code 370 , cooling fan status polling is
temporarily disabled and status values for one or more fans exceed a
set threshold. This indicates possible fan degradation or failure.
Is this event code a recurring problem?
NO YES
↓
A fan failure is indicated. Go to step 2 .
Monitor fan operation or recording of additional failure event codes.
Exit MAP.
4
As indicated by event code 426 , an intermittent synchronous dynamic
random access memory (SDRAM) problem may result in switch
failure.
Is this event code a recurring problem?
NO YES
↓
A CTP card failure is indicated. Replace the switch.
Exit MAP.
Perform a data collection and contact the next level of support. Refer
to
Collect maintenance data (EFCM Basic Edition) or Collect
maintenance data (Element Manager). Exit MAP.