115 | Dell NM176 manual

3Open the system. See "Opening the System" on page 54.

4Ensure that the processor and heat sink are properly installed. See "Replacing the Processor" on page 85.

5Close the system. See "Closing the System" on page 55.

6Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.

If the problem persists, see "Getting Help" on page 127.

Troubleshooting Your System

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Dell NM176 owner manual 115

Contents

W . d e l l . c o m s u p p o r t . d e l l . c o m August NM176 Contents Memory Information Screen Entering the BMC Setup Module BMC Setup Module OptionsOpening and Closing the System Installing a SAS Controller Card Removing the Cooling Shroud Installing the Cooling ShroudReplacing the System Battery Removing the Optical Drive Installing the Optical Drive Safety First-For You and Your System Troubleshooting Your System 117 121 Glossary Contents About Your System Other Information You May Need Accessing System Features During Startup Documentation for your integrated NIC Front-Panel Features and IndicatorsKeystrokes for Accessing System Features Description Ctrl+S Sata Configuration screen. This keystroke allows you to About Your System Power on. For more information, see Power button Using the power buttonPower is turned off. If the power Power button is enabled System Indicator During normal system operationSystem problem Connect USB 2.0-compliant devices to Back-Panel Features and Indicators Indicator Button Connecting External Devices On the network System Messages System Messages Causes Corrective Actions Remote Bios update Retry the Bios update. IfInstalled Using the System Setup Faulty diskette drive or Ensure that the diskette One or more memory Reinstall the memorySee Troubleshooting Faulty or improperly Replace the diskette Faulty keyboard controller See Getting Help on Faulty or improperly Ensure that the RAC isInstalled RAC Properly installed. See Troubleshooting Troubleshooting System ConfiguredFaulty or improperly Ensure that all memory Or faulty system board Installed. See Reinstallation information System configuration Enter the System SetupSetup program, Reinstall the operating Width Error Slot n installed PCIe card Faulty or improperlyInstalled PCIe card Expansion Cards on 75. If the problem Troubleshooting a Hard Implement Remote ConfigurationConfiguration request Faulty drive. Parameters Ensure that the hard drive Faulty memory module See Troubleshooting Run the System SetupSettings. See Using Faulty diskette or hard See Troubleshooting a Faulty system board See Getting Help on Settings faulty system Settings. See UsingBattery 35. If the problem Diagnostics Indicator Codes Ensure that the diskette drive See Installing a Hard Drive onDrives installed in your system See Troubleshooting IRQ Normal operating System Beep CodesOther failure Ensure that the optical drive System is in a First 64 KB of main memory Odd/even logic failure Faulty system board Bios error Reflash the BiosFailure faulty system board DMA initialization failure Cmos write/read failure Master DMA-register failure Protected mode Improperly installed or faultyShutdown test failure Gate A20 failure Unexpected interrupt Alert Messages Diagnostics Messages Responding to Error Messages Entering the System Setup Program System if any changes were made System Setup OptionsUsing the System Setup Program Main Screen Network Hard drives installed in your systemDevices during system startup. Available options can Include the diskette drive, CD drive, hard drives, Report Keyboard Errors Auto defaultBoot Sequence Retry Integrated devices on the PCI bus, and any installed CPU Information Screen Memory Information Screen Management, this field is read-only Sata Configuration ScreenPrefetch To the operating system Integrated Devices Screen Console Redirection Screen System Security Screen Exit Screen Sets the NMI feature On or Off Using the System Password System and Setup Password FeaturesPage Using the System Setup Program Using the Setup Password Baseboard Management Controller Configuration Disabling a Forgotten PasswordSee Disabling a Forgotten Password on BMC Setup Module Options Entering the BMC Setup Module Recommended Tools Installing System ComponentsInside the System Hard drive Optional Sink Power supply Removing the Bezel Opening and Closing the System Opening the System Installing the Bezel Cover Thumbscrew Not leave tools or parts inside the system Removing the Cooling Shroud Cooling Shroud Installing and Removing the Cooling Shroud Tab Release latch Installing the Cooling Shroud Replacing the System Battery System BatteryPage Removing the Optical Drive Optical Drive Power cable Retaining pins Installing the Optical DriveInterface cable Hard Drives Configuring the Boot Drive Removing a Hard Drive Carrier Plunger Notches Tabs Installing System Components Carrier Interface cable Notches Tabs Removing the HDD1 Hard-Drive Carrier HDD1 hard-drive PlungerPage Page Fan Assembly Installing a SAS Controller Card Removing the Fan Assembly Cable tray Installing the Fan Assembly Removing the PCI Fan Assembly Optional PCI Fan Assembly Chassis intrusion switch Installing the PCI Fan Assembly Removing the Power Supply Power SupplySystem supports a single nonredundant power supply P3 connector Installing System Components Installing an Expansion Card Installing the Power SupplyExpansion Cards Installing System Components Slot Retainer Removing an Expansion Card Removing the Riser Card Riser Card 16. Installing and Removing the Riser Card Screws Installing the Riser Card System Memory Memory Module Installation Guidelines Sample Memory Module Configurations Total Memory DIMM1A Installing Memory Modules512 MB None Close the system. See Closing the System on Page Replacing the Processor Processor Wait If the heat sink has Rotate Heat sink in a InstallingPage Page Removing the Control Panel Assembly Control Panel Assembly Service-Only Procedure Assembly Mounting holes Installing the Control Panel Assembly Removing the System Board Assembly System Board Service-Only Procedure Installing System Components 21. Installing and Removing the System Board Plunger Installing the System Board Assembly Installing System Components Installing System Components Start-Up Routine Safety First-For You and Your System Checking the Equipment Troubleshooting IRQ Assignment Conflicts Troubleshooting the Video Subsystem Troubleshooting External ConnectionsMonitor is not working properly Video memory is faulty Troubleshooting the Keyboard Troubleshooting Basic I/O Functions Troubleshooting the Mouse101 Troubleshooting a USB Device Troubleshooting a Serial I/O Device NIC cannot communicate with network Troubleshooting a NIC103 Responding to a Systems Management Software Alert Message Troubleshooting a Wet SystemLiquid spilled on the system Excessive humidity System was dropped or damaged Troubleshooting a Damaged System105 Troubleshooting the Power Supply Troubleshooting the System BatterySystem-status indicators are amber 106 107 Troubleshooting System Cooling Problems Troubleshooting a Fan Troubleshooting System Memory 109 Troubleshooting an Optical Drive 111 Troubleshooting a Hard DriveTry using a different CD or DVD in the optical drive Action Troubleshooting Your System Troubleshooting Your System 113 Troubleshooting Expansion Cards Troubleshooting the Microprocessor 115 116 System Diagnostics Features Using Dell PowerEdge Diagnostics From the Utility Partition When to Use the System DiagnosticsRunning the System Diagnostics From Removable Bootable Media Using the Custom Test Options System Diagnostics Testing Options119 Selecting Diagnostics Options Selecting Devices for TestingViewing Information and Results System Board Jumpers System Board Jumpers Jumpers and Connectors System Board Jumper Settings Description System Board Connectors 123 124 Riser Card Connectors MHz 3.3 125 Jumpers and Connectors 127 Obtaining AssistanceGetting Help Online Services 129 Automated Order-Status ServiceSupport Service Product Information Returning Items for Warranty Repair or Credit 131 Before You Call 132 133 Contacting DellOnline Support Mail Address Online Support 13429 693 China 135 136 Technical Support Customer Service Sales 137 Online Support International Access 138 139 Sales and Customer 140 141 Czechdell@dell.com Peripherals and Warranty Sales Ink and Toner Sales142 Online Support Support.euro.dell.com Technical Support Customer Service Sales Getting Help Customer Service, Sales Or 512143 144 145 146 Technical Support Customer Service, Sales 147 Customer Service, Sales 9848 Or Eeuu 512Division Getting Help Server Support Mail 148Or your city STD code + Or toll-free 149 Dial within U.K. only Sales dial within 0870 907 Only 15001 204 0870 907 Jamaica only Technical Support Dimension and Inspiron Getting Help151 Online Support Dial from within 152 153 City Code Customer ServiceDimension, PDA Electronics, Accessories Sales Fax 2194-6202 Switchboard 2194-6000 Getting Help Precision, OptiPlex, Latitude Technical Support Dimension, Inspiron, Electronics and Accessories154 Computers only Technical Support Dell Online Support Support.dell.com.ag Customer Service, Sales Getting Help155 Main 50-81-8800 020 674 55 156Relational Sales 020 674 50 157 Technical Support for XPS Computers only Customer ServiceSales Getting Help Movistar Customer Service, Sales Operator Dial158 Clarocom 159 160 Online Support Support.euro.dell.com Johannesburg Status Service Sales Transaction SalesCustomer Service, Sales Penang, Malaysia Getting Help 161 162 163 164 Amperes AC Alternating current 165 Celsius 166 167 168 169 170 171 Pixels across by the number of pixels up and down 172 173 System diskette See bootable diskette Glossary TCP/IP Transmission Control Protocol/Internet Protocol 174 175 176 Index 177 Partition, 118 using Dell PowerEdge 179 Post Index 181 182