Dell R805 manual Troubleshooting System Memory, Troubleshooting a Fan

Troubleshooting a Fan

Problem

•System-status indicator is amber.

•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 support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.

1.Run the appropriate diagnostic test. See Using Server Administrator Diagnostics.

2.Open the system. See Opening and Closing the System.

CAUTION: The cooling fans are hot-pluggable. To maintain proper cooling while the system is on, only replace one fan at a time.

3.Locate the faulty fan indicated by the LCD display or diagnostic software. For the identification number of each fan, see Figure 3-9.

4.Ensure that the faulty fan is fully seated in the fan bracket and attached to the power connector. See System Fans.

NOTE: Wait 30 seconds for the system to recognize the fan and determine whether it is working properly.

5.If the problem is not resolved, install a new fan. See System Fans.

If the replacement fan is working properly, close the system. See Opening and Closing the System.

If the replacement fan does not operate, see Getting Help.

Troubleshooting System Memory

Problem

•Faulty memory module.

•Faulty system board.

•Front-panel status LCD indicates a problem with system memory.

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 support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.

1.If the system is operational, run the appropriate online diagnostic test. See Using Server Administrator Diagnostics.

If diagnostics indicates a fault, follow the corrective actions provided by the diagnostic program. If the problem is not resolved or if the system is not operational, continue to the next step.

2.Turn off the system and attached peripherals, unplug the system from the power source and press the power button, and then reconnect the system to power.

3.Turn on the system and attached peripherals and, as the system boots, note the messages on the screen.

If an error message appears indicating a fault with a specific memory module, go to step 12.