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Dell T110 II 4 Troubleshooting Your System . . . . . . . . 111

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Contents 7

System Board . . . . . . . . . . . . . . . . . . . . . . 107

Removing the System Board . . . . . . . . . . . . 107

Installing the System Board . . . . . . . . . . . . 109

4 Troubleshooting Your System . . . . . . . . 111

Safety First—For You and Your System . . . . . . . . . 111

Troubleshooting System Startup Failure . . . . . . . . 111

Troubleshooting External Connections . . . . . . . . . 111

Troubleshooting the Video Subsystem . . . . . . . . . 112

Troubleshooting a USB Device . . . . . . . . . . . . . 112

Troubleshooting a Serial I/O Device . . . . . . . . . . 113

Troubleshooting a NIC. . . . . . . . . . . . . . . . . . 113

Troubleshooting a Wet System . . . . . . . . . . . . . 114

Troubleshooting a Damaged System . . . . . . . . . . 115

Troubleshooting the System Battery. . . . . . . . . . . 116

Troubleshooting Power Supply . . . . . . . . . . . . . 117

Troubleshooting System Cooling Problems. . . . . . . 117

Troubleshooting Cooling Fan . . . . . . . . . . . . . . 118

Troubleshooting System Memory . . . . . . . . . . . . 119

Troubleshooting an Internal USB Key. . . . . . . . . . 120

Troubleshooting an Optical Drive. . . . . . . . . . . . 121

Troubleshooting a Tape Backup Unit . . . . . . . . . . 122

Coaster_HOM.book Page 7 Monday, November 3, 2014 3:23 PM

Contents

Main Notes, Cautions, and Warnings ____________________ Contents 1 About Your System. . . . . . . . . . . . . . . . . . 11 3 Installing System Components . . . . . . . 57 Page Page 4 Troubleshooting Your System . . . . . . . . 111 5 Running the System Diagnostics. . . . . . 127 6 Jumpers and Connectors. . . . . . . . . . . . 131 7 Getting Help. . . . . . . . . . . . . . . . . . . . . . 135 Page Page About Your System Accessing System Features During Startup The following keystrokes provide access to system features during startup: Unified Extensible Firmware Interface ( 12 Front-Panel Features and Indicators NOTE: Back-Panel Features and Indicators Guidelines for Connecting External Devices NIC Indicator Codes Diagnostic Lights Page System Messages System messages appear on the screen to notify you of a possible problem with the system. Page Page Page Page 24 MEMTEST lane failure detected on Page Page Page 28 geometry: count: and geometry: and rank count: Page Page NOTE: Glossary Warning Messages Diagnostics Messages Alert Messages Other Information You May Need Page Page Using the System Setup Program and UEFI Boot Manager Choosing the System Boot Mode Entering the System Setup Program Responding to Error Messages Using the System Setup Program Navigation Keys System Setup Options Main Screen Page Memory Settings Screen Processor Settings Screen SATA Settings Screen 40 NOTE: Boot Settings Screen Integrated Devices Screen NOTE: PCI IRQ Assignments Screen 42 NOTE: Serial Communication Screen NOTE: Power Management Screen System Security Screen NOTE: 46 NOTE: Enables or disables the NMI feature. Exit Screen Entering the UEFI Boot Manager Using the UEFI Boot Manager Navigation Keys 48 UEFI Boot Manager Screen UEFI Boot Settings Screen NOTE: System Utilities Screen System and Setup Password Features Using the System Password Page Page Using the Setup Password Embedded System Management Baseboard Management Controller Configuration Entering the BMC Setup Module iDRAC Configuration Utility Entering the iDRAC Configuration Utility Page Installing System Components Recommended Tools 58 Inside the System CAUTION: Many repairs may only be done by a certified service technician. You Opening and Closing the System Opening the System Closing the System Front Bezel Removing the Front Bezel Installing the Front Bezel Removing Front Bezel Insert Installing Front Bezel Insert EMI Filler Panel Removing an EMI Filler Panel Installing an EMI Filler Panel Optical and Tape Drives (Optional) Removing an Optical or Tape Drive 66 Page Installing an Optical or Tape Drive Page Hard Drives Hard Drive Installation Guidelines Removing a 3.5-Inch Hard Drive Page Installing a 3.5-Inch Hard Drive Page Removing a 3.5-Inch Hard Drive From a Hard-Drive Bracket Removing a 2.5-Inch Hard Drive Page Installing a 2.5-Inch Hard Drive Page Expansion-Card Stabilizer Removing the Expansion-Card Stabilizer Installing the Expansion-Card Stabilizer Cooling Shroud Removing the Cooling Shroud Installing the Cooling Shroud Expansion Cards Expansion Card Installation Guidelines Removing an Expansion Card Page Installing an Expansion Card SAS Controller Expansion Card System Memory General Memory Module Installation Guidelines Mode-Specific Guidelines Page Removing Memory Modules Installing Memory Modules Page Processor Removing the Processor Page Page Installing a Processor Cooling Fan Removing the Cooling Fan Installing the Cooling Fan System Battery Replacing the System Battery Page Power Supply Removing the Power Supply Installing the Power Supply Internal USB Memory Key Chassis Intrusion Switch Removing the Chassis Intrusion Switch Installing the Chassis Intrusion Switch Control Panel Assembly Removing the Control Panel Assembly Page Installing the Control Panel Assembly System Board Removing the System Board Page Installing the System Board Page Troubleshooting Your System Safety FirstFor You and Your System Troubleshooting System Startup Failure Troubleshooting External Connections Troubleshooting the Video Subsystem Troubleshooting a USB Device Troubleshooting a Serial I/O Device Troubleshooting a NIC Troubleshooting a Wet System Troubleshooting a Damaged System Troubleshooting the System Battery Troubleshooting Power Supply Troubleshooting System Cooling Problems Troubleshooting Cooling Fan Troubleshooting System Memory Troubleshooting an Internal USB Key Troubleshooting an Optical Drive Troubleshooting a Tape Backup Unit Troubleshooting a Hard Drive Troubleshooting Expansion Cards Troubleshooting the Processor Page Running the System Diagnostics Using Online Diagnostics Embedded System Diagnostics Features When to Use the Embedded System Diagnostics Running the Embedded System Diagnostics System Diagnostics Testing Options Using the Custom Test Options Selecting Devices for Testing Selecting Diagnostics Options Viewing Information and Results Jumpers and Connectors System Board Jumper 132 System Board Connectors Page Disabling a Forgotten Password Getting Help Contacting Dell Page Index Numerics B C D E F G H I M N O P R S T U V W