Dell PowerEdge M820 Owner's Manual

Also see for PowerEdge M820 Systems: Manual Command reference guide Owner's manual Information update Release notes

Contents

Dell PowerEdge M820 Owner's Manual Manual pdf 65 page image

4Troubleshooting Your SystemSafety First—For You and Your SystemCAUTION: Many repairs may only be done by a certified service technician. You should only performtroubleshooting and simple repairs as authorized in your product documentation, or as directed by the online ortelephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by yourwarranty. Read and follow the safety instructions that came with the product.NOTE: For troubleshooting information on the M1000e enclosure components, see “Troubleshooting TheEnclosure” in theDell PowerEdge M1000e Enclosure Owner's Manual at support.dell.com/manuals.Troubleshooting System MemoryCAUTION: Many repairs may only be done by a certified service technician. You should only performtroubleshooting and simple repairs as authorized in your product documentation, or as directed by the online ortelephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by yourwarranty. Read and follow the safety instructions that came with the product.NOTE: Before performing the following procedure, ensure that you have installed the memory modules accordingto the memory installation guidelines for the blade.1. Restart the blade:a) Press the power button once to turn off the bladeb) Press the power button again to apply power to the blade.If no error messages appear, go to step 8.2. Enter the System Setup and check the system memory setting.If the amount of memory installed matches the system memory setting, go to step 8.3. Remove the blade from the enclosure.4. Open the blade.CAUTION: The memory modules are hot to touch for some time after the blade has been powered down. Allow timefor the memory modules to cool before handling them. Handle the memory modules by the card edges and avoidtouching the components.5. Reseat the memory modules in their sockets.6. Close the blade.7. Install the blade in the enclosure.8. Run the appropriate diagnostic test. For more information, see Using System Diagnostics.If the test fails, see Getting Help.65