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Dell NM176 owner manual Troubleshooting Your System, Safety First-For You and Your System

Models: NM176

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Riser Card	79
Removing the Riser Card	79
Installing the Riser Card	80
System Memory	81
Memory Module Installation Guidelines	81
Installing Memory Modules	82
Removing Memory Modules	84
Processor	85
Replacing the Processor	85
Control Panel Assembly (Service-Only
Procedure)	89
Removing the Control Panel Assembly	89
Installing the Control Panel Assembly	90
System Board (Service-Only Procedure)	91
Removing the System Board Assembly	91
Installing the System Board Assembly	94

4 Troubleshooting Your System	97
Safety First—For You and Your System	97
Start-Up Routine	97
Checking the Equipment	98
Troubleshooting IRQ Assignment Conflicts . . . .	98
Troubleshooting External Connections	99
Troubleshooting the Video Subsystem	99
Troubleshooting the Keyboard	100
Troubleshooting the Mouse	101
Troubleshooting Basic I/O Functions	101
Troubleshooting a Serial I/O Device	102

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Contents

Image 6

Dell NM176 owner manual Troubleshooting Your System, Safety First-For You and Your System

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 Entering the BMC Setup Module BMC Setup Module Options Memory Information ScreenOpening and Closing the System Removing the Optical Drive Installing the Optical Drive Removing the Cooling Shroud Installing the Cooling ShroudReplacing the System Battery Installing a SAS Controller Card Troubleshooting Your System Safety First-For You and Your System 117 121 Glossary Contents Other Information You May Need About Your System Accessing System Features During Startup Sata Configuration screen. This keystroke allows you to Front-Panel Features and IndicatorsKeystrokes for Accessing System Features Description Ctrl+S Documentation for your integrated NIC About Your System Power button is enabled Power button Using the power buttonPower is turned off. If the power Power on. For more information, see Connect USB 2.0-compliant devices to Indicator During normal system operationSystem problem System Back-Panel Features and Indicators Connecting External Devices Indicator Button System Messages On the network Using the System Setup Remote Bios update Retry the Bios update. IfInstalled System Messages Causes Corrective Actions Faulty or improperly Replace the diskette One or more memory Reinstall the memorySee Troubleshooting Faulty diskette drive or Ensure that the diskette Troubleshooting Faulty or improperly Ensure that the RAC isInstalled RAC Properly installed. See Faulty keyboard controller See Getting Help on Or faulty system board Installed. See ConfiguredFaulty or improperly Ensure that all memory Troubleshooting System Reinstall the operating System configuration Enter the System SetupSetup program, Reinstallation information 75. If the problem Faulty or improperlyInstalled PCIe card Expansion Cards on Width Error Slot n installed PCIe card Faulty drive. Parameters Ensure that the hard drive Implement Remote ConfigurationConfiguration request Troubleshooting a Hard Faulty diskette or hard See Troubleshooting a Run the System SetupSettings. See Using Faulty memory module See Troubleshooting 35. If the problem Settings faulty system Settings. See UsingBattery Faulty system board See Getting Help on Diagnostics Indicator Codes See Troubleshooting IRQ See Installing a Hard Drive onDrives installed in your system Ensure that the diskette drive System is in a System Beep CodesOther failure Ensure that the optical drive Normal operating Cmos write/read failure Faulty system board Bios error Reflash the BiosFailure faulty system board DMA initialization failure First 64 KB of main memory Odd/even logic failure Protected mode Improperly installed or faulty Master DMA-register failureShutdown test failure Gate A20 failure Unexpected interrupt Diagnostics Messages Alert Messages Entering the System Setup Program Responding to Error Messages Main Screen System Setup OptionsUsing the System Setup Program System if any changes were made Include the diskette drive, CD drive, hard drives, Hard drives installed in your systemDevices during system startup. Available options can Network Integrated devices on the PCI bus, and any installed Auto defaultBoot Sequence Retry Report Keyboard Errors Memory Information Screen CPU Information Screen To the operating system Sata Configuration ScreenPrefetch Management, this field is read-only Integrated Devices Screen Console Redirection Screen System Security Screen Sets the NMI feature On or Off Exit Screen System and Setup Password Features Using the System PasswordPage Using the System Setup Program Using the Setup Password Disabling a Forgotten Password Baseboard Management Controller ConfigurationSee Disabling a Forgotten Password on Entering the BMC Setup Module BMC Setup Module Options Installing System Components Recommended ToolsInside the System Optional Sink Power supply Hard drive Opening and Closing the System Removing the Bezel Installing the Bezel Opening the System Not leave tools or parts inside the system Cover Thumbscrew Cooling Shroud Removing the Cooling Shroud Installing the Cooling Shroud Installing and Removing the Cooling Shroud Tab Release latch System Battery Replacing the System BatteryPage Optical Drive Removing the Optical Drive Installing the Optical Drive Power cable Retaining pinsInterface cable Configuring the Boot Drive Hard Drives Removing a Hard Drive Carrier Plunger Notches Tabs Installing System Components Removing the HDD1 Hard-Drive Carrier HDD1 hard-drive Plunger Carrier Interface cable Notches TabsPage Page Installing a SAS Controller Card Fan Assembly Removing the Fan Assembly Installing the Fan Assembly Cable tray Optional PCI Fan Assembly Removing the PCI Fan Assembly Installing the PCI Fan Assembly Chassis intrusion switch Power Supply Removing the Power SupplySystem supports a single nonredundant power supply P3 connector Installing System Components Installing the Power Supply Installing an Expansion CardExpansion Cards Installing System Components Slot Removing an Expansion Card Retainer Riser Card Removing the Riser Card Installing the Riser Card 16. Installing and Removing the Riser Card Screws Memory Module Installation Guidelines System Memory Installing Memory Modules Sample Memory Module Configurations Total Memory DIMM1A512 MB None Close the system. See Closing the System on Page Processor Replacing the Processor Installing Wait If the heat sink has Rotate Heat sink in aPage Page Control Panel Assembly Service-Only Procedure Removing the Control Panel Assembly Installing the Control Panel Assembly Assembly Mounting holes System Board Service-Only Procedure Removing the System Board Assembly Installing System Components 21. Installing and Removing the System Board Plunger Installing the System Board Assembly Installing System Components Installing System Components Safety First-For You and Your System Start-Up Routine Troubleshooting IRQ Assignment Conflicts Checking the Equipment Troubleshooting External Connections Troubleshooting the Video SubsystemMonitor is not working properly Video memory is faulty Troubleshooting the Keyboard Troubleshooting the Mouse Troubleshooting Basic I/O Functions101 Troubleshooting a Serial I/O Device Troubleshooting a USB Device Troubleshooting a NIC NIC cannot communicate with network103 Troubleshooting a Wet System Responding to a Systems Management Software Alert MessageLiquid spilled on the system Excessive humidity Troubleshooting a Damaged System System was dropped or damaged105 Troubleshooting the System Battery Troubleshooting the Power SupplySystem-status indicators are amber 106 Troubleshooting System Cooling Problems 107 Troubleshooting System Memory Troubleshooting a Fan 109 Troubleshooting an Optical Drive Action Troubleshooting Your System Troubleshooting a Hard DriveTry using a different CD or DVD in the optical drive 111 Troubleshooting Your System Troubleshooting Expansion Cards 113 Troubleshooting the Microprocessor 115 116 Using Dell PowerEdge Diagnostics System Diagnostics Features From Removable Bootable Media When to Use the System DiagnosticsRunning the System Diagnostics From the Utility Partition System Diagnostics Testing Options Using the Custom Test Options119 Selecting Devices for Testing Selecting Diagnostics OptionsViewing Information and Results System Board Jumpers Jumpers and Connectors System Board Jumpers System Board Connectors System Board Jumper Settings Description 123 Riser Card Connectors 124 125 MHz 3.3 Jumpers and Connectors Obtaining Assistance 127Getting Help Online Services Product Information Automated Order-Status ServiceSupport Service 129 Returning Items for Warranty Repair or Credit Before You Call 131 132 Contacting Dell 133Online Support Mail Address China 13429 693 Online Support 135 Technical Support Customer Service Sales 136 Online Support International Access 137 138 139 140 Sales and Customer 141 Online Support Support.euro.dell.com Peripherals and Warranty Sales Ink and Toner Sales142 Czechdell@dell.com Customer Service, Sales Or 512 Technical Support Customer Service Sales Getting Help143 144 145 Technical Support Customer Service, Sales 146 Customer Service, Sales 9848 Or Eeuu 512 147Division Getting Help Or toll-free 148Or your city STD code + Server Support Mail 149 0870 907 15001 204 Dial within U.K. only Sales dial within 0870 907 Only Online Support Dial from within Dimension and Inspiron Getting Help151 Jamaica only Technical Support 152 Fax 2194-6202 Switchboard 2194-6000 Getting Help City Code Customer ServiceDimension, PDA Electronics, Accessories Sales 153 Computers only Technical Support Dell Dimension, Inspiron, Electronics and Accessories154 Precision, OptiPlex, Latitude Technical Support Main 50-81-8800 Customer Service, Sales Getting Help155 Online Support Support.dell.com.ag 156 020 674 55Relational Sales 020 674 50 Technical Support for XPS Computers only Customer Service 157Sales Getting Help Clarocom Customer Service, Sales Operator Dial158 Movistar 159 160 161 Status Service Sales Transaction SalesCustomer Service, Sales Penang, Malaysia Getting Help Online Support Support.euro.dell.com Johannesburg 162 163 164 165 Amperes AC Alternating current 166 Celsius 167 168 169 170 171 172 Pixels across by the number of pixels up and down System diskette See bootable diskette Glossary 173 174 TCP/IP Transmission Control Protocol/Internet Protocol 175 176 177 Index Partition, 118 using Dell PowerEdge Post 179 Index 181 182