136 Troubleshooting Your System
6
If the problem is resolved, close the system. See "Opening and Closing the
System" on page 70.
If the problem persists, remove the faulty power supply. See "Removing a
Power Supply" on page 89.
7
Install a new power supply. See "Replacing a Power Supply" on page 90.
If the problem persists, see "Getting Help" on page 167.
Troubleshooting System Cooling Problems
Problem
• Systems management software issues a fan-related error message.
Action
Ensure that none of the following conditions exist:
• System cover, drive blanks, or shrouds are removed.
• Ambient temperature is too high.
• External airflow is obstructed.
• Cables inside the system obstruct airflow.
• An individual cooling fan is removed or has failed. See "Troubleshooting a
Fan" on page 136.
Troubleshooting a Fan
Problem
• Systems management software issues a fan-related error message.
• Front panel LCD indicates a problem with the fan.
Action
CAUTION: Many repairs may only be done by a certified service technician. You
should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
book.book Page 136 Sunday, June 21, 2009 5:16 PM
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