Troubleshooting System Cooling Problems, Troubleshooting a Fan

6If the problem is resolved, close the system. See "Opening and Closing the System" on page 68.

If the problem persists, remove the faulty power supply. See "Removing a Power Supply" on page 88.

7Install a new power supply. See "Replacing a Power Supply" on page 89. If the problem persists, see "Getting Help" on page 165.

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 134.

Problem

•Systems management software issues a fan-related error message.

•Front panel LCD indicates a problem with the fan.

134

Troubleshooting Your System