Dell Precision Rack 7910 Dell Precision Rack 7910 Owners Manual - Page 107
Troubleshooting processors, Error Messages
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4. Ensure that each expansion card is firmly seated in its connector. 5. Install the system cover. 6. If the problem is not resolved, turn off the system and attached peripherals, and disconnect the system from the electrical outlet. 7. Remove the system cover. 8. Remove all expansion cards installed in the system. 9. Install the system cover. 10. For each expansion card you removed in step 8, perform the following steps: a. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. b. Remove the system cover. c. Reinstall one of the expansion cards. d. Install the system cover. e. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. Troubleshooting processors 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 diagnostics test. See Using System Diagnostics for available diagnostic tests. 2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. 3. Remove the system cover. 4. Ensure that the processor and heat sink are properly installed. 5. Install the system cover. 6. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. Error Messages Errors That Halt the System Completely The following is a list of BIOS error messages that will halt the system completely requiring you to cycle the system's power: • Error! Memory configured incorrectly. Please enter Setup for Memory Information details • Alert! Processor Cache Size Mismatch. • Alert! Processor Type Mismatch. • Alert! Processor Speed Mismatch. • Alert! Incompatible Processor Mismatch. Errors That Soft Halts the System The following is a list of BIOS error messages that will cause a soft halt of the system and then the user will be prompted to press F1 to continue or F2 to enter the system setup: • Alert! Air temperature sensor not detected. 107