Dell M820 owner manual Troubleshooting Your System

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Troubleshooting Your System

Safety First—For You and Your System

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.

NOTE: For troubleshooting information on the M1000e enclosure components, see

“Troubleshooting The Enclosure” in the Dell PowerEdge M1000e Enclosure Owner's Manual at

support.dell.com/manuals.

Troubleshooting System Memory

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.

NOTE: Before performing the following procedure, ensure that you have installed the memory modules according to the memory installation guidelines for the blade.

1.Restart the blade:

a.Press the power button once to turn off the blade

b.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 time for the memory modules to cool before handling them. Handle the memory modules by the card edges and avoid touching 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.

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Contents Dell PowerEdge M820 Systems Page Contents Page Troubleshooting Your System Using System DiagnosticsJumpers And Connectors Technical Specifications System MessagesGetting Help Hard-Drive/SSD Indicator Patterns Front-Panel Features And IndicatorsUsing USB Diskette or USB DVD/CD Drives Drive-Status Condition Indicator Pattern Other Information You May NeedPage Using The System Setup And Boot Manager Choosing The System Boot Mode Entering System SetupResponding To Error Messages Using The System Setup Navigation KeysSystem Bios Screen System Setup OptionsSystem Setup Main Screen Memory Settings Screen System Information ScreenProcessor Settings Screen Boot Settings Screen Menu Item Description Boot ModeIntegrated Devices Screen System Profile Settings Screen Serial Communications ScreenSystem Security Screen System And Setup Password Features Miscellaneous SettingsAssigning a System And/Or Setup Password Using Your System Password To Secure Your System Operating With a Setup Password EnabledEntering The Uefi Boot Manager Using The Boot Manager Navigation KeysBoot Manager Screen Uefi Boot MenuMenu Item Description Select Uefi Boot Embedded System ManagementIDRAC Settings Utility Entering The iDRAC Settings UtilityRemoving The Blade Removing And Installing a BladeRecommended Tools Installing a Full-Height Blade Removing and Installing the BladeOpening And Closing The Blade Opening The BladeInside The Blade Closing The BladeCooling Shroud Removing The Cooling ShroudInstalling The Cooling Shroud Hard Drives/SSDsRemoving a Hard Drive/PCIe SSD Installing a Hard Drive/PCIe SSD Shutdown Procedure For Servicing a Hard Drive/PCIe SSDConfiguring The Boot Drive Hard Drive/SSD Backplane Removing The Hard-Drive/SSD BackplanePage Installing The Hard-Drive/SSD Backplane Removing a Mezzanine Card Mezzanine Card Installation GuidelinesModule Mezzanine Cards Installing a Mezzanine Card Removing and Installing a Mezzanine CardNetwork Daughter Card/LOM Riser Card Removing The Network Daughter Card/LOM Riser CardReplacing The SD Card Installing The Network Daughter Card/LOM Riser CardManagement Riser Card Internal USB Key Replacing The Internal USB KeySD vFlash Card Replacing The SD vFlash CardProcessor/DIMM Blank Removing a Processor/DIMM BlankInstalling a Processor/DIMM Blank Removing and Installing a Processor/DIMM BlankProcessors Removing a ProcessorRemoving and Installing a Heat Sink Processor Shield Opening and Closing Lever Sequence Removing and Installing a Processor Installing a Processor System Board Removing The System BoardInstalling The System Board Removing and Installing the System BoardSystem Memory Memory channels are organized as follows Dimm General Memory Module Installation Guidelines Mode-Specific Guidelines Advanced ECC LockstepSample Memory Configurations Memory Mirroring1600 MT/s Memory Configurations Four Processors Page Removing Memory Modules Installing Memory Modules Nvram Backup Battery Replacing The Nvram Backup BatteryReplacing the Nvram Backup Battery Storage Controller Card/PCIe Extender CardRemoving The Storage Controller Card/PCIe Extender Card Screws Storage controller card Tabs Connector Installing The Storage Controller Card/PCIe Extender Card Removing and Installing a PCIe Extender CardTroubleshooting Your System Troubleshooting Hard Drives Troubleshooting USB DevicesTroubleshooting An Internal SD Card Troubleshooting ProcessorsTroubleshooting The Blade System Board Troubleshooting The Nvram Backup BatteryDell Online Diagnostics Dell Embedded System Diagnostics When To Use The Embedded System DiagnosticsDisplayed if at least one event description is recorded Running The Embedded System DiagnosticsSystem Diagnostic Controls Jumpers And Connectors System Board Jumper SettingsSystem Board Connectors System Board ConnectorsDisabling a Forgotten Password CPU2Page Technical Specifications Connectors Internal For temperatures between 35 C and 40 C, de-rate System Error Messages LCD Status MessagesViewing LCD Messages Removing LCD MessagesError Code AMP0300 MessageDetails ActionAMP0304 AMP0306AMP0307 AMP0308AMP0312 Message AMP0309 MessageAMP0310 Message AMP0313 Message AMP0314 MessageAMP0315 Message AMP0316 MessageAMP0318 Message AMP0319 MessageAMP0320 Message AMP0321 MessageASR0000 Message ASR0001 MessageASR0002 Message ASR0003 MessageASR0100 Message ASR0101 MessageASR0102 Message ASR0103 MessageASR0105 Message ASR0106 MessageASR0107 Message BAT0000 MessageBAT0007 Message BAT0010 MessageBAT0012 Message BAT0014 MessageBAT0019 Message CBL0006 MessageCPU0000 Message CPU0001 MessageCPU0003 Message CPU0004 MessageCPU0005 Message CPU0006 MessageCPU0010 Message CPU0023 MessageCPU0100 Message CPU0101 MessageCPU0202 Message CPU0200 MessageCPU0201 Message CPU0700 Message CPU0203 MessageCPU0204 Message CPU0703 Message CPU0701 MessageCPU0702 Message CPU0802 Message CPU0704 MessageCPU0801 Message CPU0803 Message CPU0804 MessageCPU0805 Message CPU0806 MessageCPU0816 Message HWC1001 MessageHWC1002 Message HWC1005 MessageHWC1010 Message HWC1015 MessageHWC2006 Message HWC2008 MessageHWC3002 Message HWC3004 MessageHWC4000 Message HWC4002 MessageHWC4015 Message HWC5001 MessageHWC5002 Message HWC5004 MessageHWC5031 Message HWC5032 MessageHWC5034 Message HWC5036 MessageHWC7002 Message HWC7004 MessageHWC7006 Message HWC7008 MessageLNK2700 Message MEM0000 MessageMEM0001 Message MEM0002 MessageMEM0005 Message MEM0007 MessageMEM0009 Message MEM0010 MessageMEM0701 Message MEM0702 MessageMEM1001 Message MEM1003 MessageMEM1016 Message MEM1205 MessageMEM1206 Message MEM1208 MessageMEM7002 Message MEM8000 MessageOSE0000 Message OSE0001 MessageOSE0005 Message OSE1001 MessageOSE1003 Message OSE1005 MessagePCI1302 Message PCI1304 MessagePCI1306 Message PCI1308 MessagePCI1316 Message PCI1318 MessagePCI1320 Message PCI1322 MessagePCI1344 Message PCI1346 MessagePCI1348 Message PCI1350 MessagePCI1356 Message PCI1358 MessagePCI1360 Message PCI1362 MessagePCI2002 Message PCI3000 MessagePCI3002 Message PCI3004 MessagePCI3010 Message PCI3012 MessagePCI3014 Message PDR0001 MessagePDR1001 Message PDR1002 MessagePDR1016 Message PDR1024 MessagePST0129 Message PST0130 MessagePST0131 Message PST0132 MessagePST0134 Message PST0135 MessagePST0136 Message PST0137 MessagePST0139 Message PST0140 MessagePST0141 Message PST0142 MessagePST0193 Message PST0194 MessagePST0195 Message PST0196 MessagePST0256 Message PSU0001 MessagePSU0002 Message PSU0003 MessagePSU0005 Message PSU0006 MessagePSU0007 Message PSU0008 MessagePSU0031 Message PSU1201 MessagePSU1202 Message PSU1203 MessagePWR1001 Message PWR1002 MessagePWR1003 Message PWR1004 MessagePWR1006 Message PWR1007 MessagePWR1008 Message RFM1003 MessageRFM1006 Message RFM1008 MessageRFM1014 Message RFM1016 MessageRFM1024 Message RFM1026 MessageRFM1032 Message RFM1034 MessageRFM1203 Message RFM1205 MessageRFM2001 Message RFM2002 MessageSecurity may be compromised Action Close the fan area. Check system logsSEC0031 Message SEC0033 MessageSEC0040 Message SEC0041 MessagePassword policies SEC0608 Message SEC0610 MessageSEL0002 Message SEL0006 MessageSEL1204 Message SEL1209 MessageSEL1211 Message SEL1300 MessageSEL1306 Message SEL1308 MessageSEL1501 Message SEL1502 MessageSEL1508 Message SEL1510 MessageSEL9900 Message SWC4004 MessageSWC5001 Message TMP0100 MessageTMP0101 Message TMP0102 MessageTMP0104 Message TMP0106 MessageTMP0107 Message TMP0108 MessageTMP0110 Message TMP0112 MessageTMP0113 Message TMP0114 MessageTMP0118 Message TMP0119 MessageTMP0120 Message TMP0121 MessageTMP0126 Message TMP0128 MessageTMP0130 Message TMP0132 MessageVLT0101 Message TMP0134 MessageVLT0100 Message VLT0104 Message VLT0102 MessageVLT0103 Message VLT0202 Message VLT0200 MessageVLT0201 Message VLT0206 Message VLT0203 MessageVLT0204 Message VLT0209 Message VLT0207 MessageVLT0208 Message VLT0213 Message VLT0210 MessageVLT0212 Message VLT0216 Message VLT0214 MessageVLT0215 Message VLT0220 Message VLT0218 MessageVLT0219 Message VLT0224 Message VLT0221 MessageVLT0222 Message VLT0227 Message VLT0225 MessageVLT0226 Message VLT0231 Message VLT0228 MessageVLT0230 Message VLT0234 Message VLT0232 MessageVLT0233 Message Diagnostic Messages Alert MessagesGetting Help Contacting Dell

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