Dell 740-DT, DCSM, DCCY, 740-MT manual Troubleshooting Tools and Utilities, Dell Diagnostics

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Troubleshooting Tools and Utilities

Dell™ Optiplex™ 740 Systems

User's Guide

Dell Diagnostics

System Lights

Diagnostic Lights

Beep Codes

Error Messages

Resolving Software and Hardware Incompatibilities

Dell Diagnostics

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.

When to Use the Dell Diagnostics

If you experience a problem with your computer, perform the checks in this section and run the Dell Diagnostics before you contact Dell (see Contacting Dell) for technical assistance.

It is recommended that you print these procedures before you begin.

NOTICE: The Dell Diagnostics works only on Dell™ computers.

Enter system setup, review your computer's configuration information, and ensure that the device you want to test displays in system setup and is active (see Entering System Setup).

Start the Dell Diagnostics from either your hard drive or from the Drivers and Utilities media.

Starting the Dell Diagnostics From Your Hard Drive

The Dell Diagnostics is located on a hidden diagnostic utility partition on your hard drive.

NOTE: If your computer cannot display a screen image, contact Dell (see Contacting Dell).

1.Shut down the computer. Turn on (or restart) your computer.

2.When the DELL™ logo appears, press <F12> immediately.

NOTE: If you see a message stating that no diagnostics utility partition has been found, run the Dell Diagnostics from your Drivers and Utilities media (optional).

If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop. Then shut down your computer and try again.

3.When the boot device list appears, highlight Boot to Utility Partition and press <Enter>.

4.When the Dell Diagnostics Main Menu appears, select the test you want to run.

Starting the Dell Diagnostics From the Drivers and Utilities Media (Optional)

1.Insert the Drivers and Utilities media.

2.Shut down and restart the computer.

When the DELL™ logo appears, press <F12> immediately.

If you wait too long and the Windows logo appears, continue to wait until you see the Windows desktop. Then shut down your computer and try again.

NOTE: The next steps change the boot sequence for one time only. On the next start-up, the computer boots according to the devices specified in system setup.

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Contents Dell OptiPlex 740 Users Guide Manageability Advanced FeaturesLegacySelect Technology Control Security Password ProtectionAssigning a System Password Option SettingsTyping Your System Password If Password Status is set to LockedDeleting or Changing an Existing System Password Administrator PasswordAssigning an Administrator Password Deleting or Changing an Existing Administrator PasswordDisabling a Forgotten Password and Setting a New Password System SetupEnabling the TPM Feature Trusted Platform Module TPMSystem Setup Screen Entering System SetupSystem Setup Options ATA Desktop, and Sata 0 and SATA1 for the small form factor64MB Maintenance Changing Boot Sequence for the Current BootJumper Settings Booting to a USB DeviceMemory Key Floppy DriveJumper Setting Description Clearing Forgotten PasswordsHyperTransport and Dual-Core Technology Clearing Cmos SettingsPower Management RAID Level 0 Configuration About RAID ConfigurationsSleep Mode Wake-Up Methods Windows XP Verifying That RAID Is WorkingConfiguring Your Hard Drives for RAID RAID Level 1 ConfigurationUsing the Nvidia MediaShield ROM Utility Setting Your Computer to RAID-Enabled ModeClick Create under System Tasks Using Nvidia MediaShieldCreating a RAID Array Free Disk Selection window appears Deleting a RAID ArrayClearing System Data window appears Click Convert Array in the System Tasks paneNvidia Convert Array Wizard appears Rebuilding a RAID ConfigurationEnabling Cool n Quiet Technology Replacing the Battery BatteryBack to Contents Recommended Tools Before You BeginTurning Off Your Computer Before Working Inside Your ComputerBack to Contents Computer, Keyboard, and Monitor Cleaning Your ComputerMouse Floppy DriveCDs and DVDs Front View Desktop ComputerAbout Your Desktop Computer Back View Back-Panel ConnectorsInside Your Computer System Board Components Back to Contents PCI Cards Installing a PCI CardPCI, PCI Express Cards, and PS/2 Serial Port Adapters Removing a PCI Card Installing a PCI Card in the Riser-Card Cage Page Removing a PCI Card From the Riser-Card Cage Page PCI Express and DVI Cards Installing a PCI Express x16 Card or DVI-CardPage Removing a PCI Express x16 Card or DVI-Card Installing a PCI Express Card in the Riser-Card Cage Page Page Removing a PCI Express Card From the Riser-Card Cage PS/2 Serial Port Adapters Installing a PS/2 Serial Port AdapterRemoving a PS/2 Serial Port Adapter Installing a Serial Port Adapter in the Riser-Card Cage Removing a Serial Port Adapter From the Riser-Card Cage Removing the Processor ProcessorInstalling the Processor Back to Contents Page Connecting Drive Cables General Installation GuidelinesDrive Interface Connectors Power Cable ConnectorsSerial ATA Power Connector Connecting and Disconnecting Drive CablesOptical Drive Removing an Optical DriveInstalling an Optical Drive Removing a Floppy Drive Installing a Floppy DriveRemoving the Media Card Reader Media Card ReaderInstalling the Media Card Reader Removing the Hard Drive Hard DriveInstalling a Hard Drive Removing and Replacing a Second Hard Drive Page Back to Contents Desktop Computer About Your Computer Removing and Replacing PartsReplacing the I/O Panel PanelRemoving the I/O Panel Replacing the Power Supply Power SupplyPin Number Signal name AWG Wire DC Power ConnectorsDC Power Connector P2 Back to Contents Removing the Computer Cover Microprocessor Desktop Computer Model # Dcne SpecificationsMemory Computer InformationVideo ConnectorsAudio ControllersControls and Lights PowerKey Combinations Environmental PhysicalRemoving a Speaker Installing a SpeakerSpeaker FCC Regulatory Model U.S. Only Find It Here Finding InformationClick Select Model Dell Support Website support.dell.comThen click Welcome Center Dell SupportGetting Help Online ServicesObtaining Assistance Ftp.dell.comAutoTech Service Problems With Your OrderAutomated Order-Status Service Support ServiceVisit support.dell.com Before You CallContacting Dell Glossary Docking device See APR Device driver See driverPage Page NIC See network adapter Module bay See media bayPage Video resolution See resolution Back to Contents Mini Tower, Desktop, and Small Form Factor Matched Pairs MemoryDDR2 Memory Overview Removing Memory Installing Memory Back to Contents PCI, PCI Express Cards, and PS/2 Serial Port Adapters Removing a PCI Card Page PCI Express Cards Installing a PCI Express x1 CardPage Removing a PCI Express x1 Card Installing PCI Express x16 Cards and DVI-CardsPage Removing PCI Express x16 Cards and DVI-Cards PS/2 Serial Port Adapters Removing a PS/2 Serial Port Adapter Back to Contents Processor Installing the Processor Page Back to Contents Interface cable connector Interface connector Removing a Hard Drive Installing a Hard Drive Page Adding a Second Hard Drive Drive-Panel Inserts Page Removing the Floppy Drive Installing the Floppy DriveMedia Card Reader Installing the Media Card Reader Optical Drive Page Back to Contents Mini Tower Computer Panel Page Power Supply V12P0DIG White +3.3 VDC Orange +3.3VDC/SE 12 VDC Blue DC Power Connectors P3, P5, P8, and P9 Removing the Computer Cover Mini Tower Computer Model #DCSM Specifications Video Four 7-pin connectors G2 or lower as defined by ISA-S71.04-1985 Speaker Back to Contents Transferring Information to a New Computer Microsoft Windows XP and Windows Vista FeaturesMicrosoft Windows Vista Microsoft Windows XPClick Start Run Adding User Accounts User Accounts and Fast User SwitchingWindows Vista Windows XPFast User Switching Setting Up a Home and Office NetworkConnecting to a Network Adapter Click Switch UserSelect an option under Choose a connection option Network Setup WizardClick Checklist for creating a network Replacing the Computer Cover PCI, PCI Express Cards, and PS/2 Serial Port Adapters Removing a PCI Card PCI Express and DVI Cards Installing a PCI Express x16 Card or DVI Card Removing a PCI Express x16 Card or DVI Card Page PS/2 Serial Port Adapters Removing a PS/2 Serial Port Adapter Processor Installing the Processor Page Back to Contents Removing the Computer Cover Drives Hard Drive Installing a Hard Drive Page Replacing a Hard-Drive Fan Installing an Optical Drive Removing a Floppy Drive or Media Card Reader Floppy Drive and Media Card ReaderInstalling a Floppy Drive or Media Card Reader Page Back to Contents Small Form Factor Computer Panel Replacing the I/O Panel Power Supply V12P0DIG Yellow +3.3 Orange +3.3V Optional Blue DC Power Connectors P3 Small Form Factor Computer Model # Dccy Specifications Drives One Sata controller supporting two devices Two 7-pin connectors Weight Kg 16.4 lb Speaker About Your Small Form Factor Computer Small Form Factor ComputerBack View Inside Your Computer POWER1 SATA0, SATA1 DIMM4 Optional DVI-card connector Dvihdr Speaker connector Intspkr What Is a Driver? Reinstalling Drivers and the Operating SystemDrivers Identifying DriversUsing Windows Vista Device Driver Rollback Reinstalling Drivers and UtilitiesUsing Windows XP Device Driver Rollback Using the Optional Drivers and Utilities mediaClick Next at the Welcome Dell System Owner screen Manually Reinstalling Drivers for Windows VistaUsing the Windows XP Drivers and Utilities Media Restoring Your Operating System Windows XP Creating a Restore PointWindows Vista Restoring the Computer to an Earlier Operating StateUndoing the Last System Restore Reinstalling Microsoft Windows Vista and Windows XPEnabling System Restore Click Performance and MaintenanceBefore You Begin Booting From the Operating System MediaWindows XP Setup Back to Contents Troubleshooting Tips Solving ProblemsBattery Problems Card ProblemsCD and DVD drive problems Drive ProblemsKeyboard Problems Mail, Modem, and Internet ProblemsHard drive problems Problems writing to an Optical-RW driveLockups and Software Problems Fan ProblemsComputer does not start up Computer stops respondingOther software problems Media Card Reader ProblemsProgram crashes repeatedly Solid blue screen appearsMouse Problems Memory ProblemsPower Problems Network ProblemsIf the power light is blinking amber Printer ProblemsSerial or Parallel Device Problems Restoring Default SettingsSound and Speaker Problems No sound from speakersIf the screen is blank Video and Monitor ProblemsNo sound from headphones If the screen is difficult to read Check the diagnostic lights See Diagnostic LightsMini Tower Computer Desktop Computer Chassis Intrusion SwitchRemoving the Chassis Intrusion Switch Small Form Factor Computer Replacing the Chassis Intrusion SwitchResetting the Chassis Intrusion Detector Back to Contents Desktop System Board Screws Replacing the System BoardMini Tower System Board Screws Small Form Factor System Board Screws Back to Contents Dell Optiplex 740 Systems Users Guide About Your Mini Tower Computer Mini Tower ComputerBack View Inside Your Computer Intspkr Frontpanel POWER1 Intruder Dell Diagnostics Troubleshooting Tools and UtilitiesWhen to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard DrivePower Light Problem Description Suggested Resolution Dell Diagnostics Main MenuSystem Lights Option FunctionLight Pattern Problem Description Suggested Resolution Diagnostic LightsBeep Codes Error MessagesCode Cause Click the Change or Remove Program iconDecreasing available memory Read fault Requested sector not found Reset failed Resolving Software and Hardware Incompatibilities Click Performance and Maintenance and click SystemBack to Contents Warranty
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740-DT, 740-MT, DCCY, 740, DCSM specifications

The Dell PowerEdge 740 is a versatile and powerful server designed for small to medium-sized businesses that require efficient performance and reliability. It stands out in its class by offering a blend of scalability, energy efficiency, and advanced technology to meet the demanding needs of modern enterprises.

One of the key features of the Dell PowerEdge 740 is its dual-socket architecture, which supports Intel Xeon processors. This allows for significant computing power, enabling users to run multiple applications simultaneously without compromising performance. With support for up to 24 processor cores, it can handle heavy workloads efficiently, making it an excellent choice for virtualization, database management, and other resource-intensive tasks.

The server supports up to 256 GB of DDR4 RAM, providing the speed and capacity necessary for high-performance computing. This high memory allowance is particularly useful for users running virtual machines or data-intensive applications that require fast access to data.

Storage is another crucial aspect of the Dell PowerEdge 740. The server offers flexible storage configurations, allowing users to choose from various drive types including traditional Hard Disk Drives (HDDs) and Solid-State Drives (SSDs). With support for up to 16 SFF drives, it caters to a range of storage needs, from basic file sharing to complex database applications. Additionally, Dell's integrated RAID technology ensures data integrity and protection against drive failures.

The design of the PowerEdge 740 is also noteworthy, featuring a compact rack configuration, making it suitable for environments with limited space. Its efficient cooling design helps maintain optimal operating temperatures even under heavy loads and ensures lower power consumption, contributing to overall energy efficiency.

Management and monitoring capabilities are enhanced through Dell's OpenManage technology, which simplifies server management tasks. This technology provides users with tools to easily manage system health, application availability, and performance, facilitating proactive management and reducing downtime.

Security is prioritized in the Dell PowerEdge 740 through features like TPM (Trusted Platform Module) and Secure Boot, which help protect sensitive data and systems from unauthorized access. These security features, combined with regular updates and support from Dell, make it a robust choice for businesses looking to safeguard their information.

Overall, the Dell PowerEdge 740 combines powerful performance, flexible storage options, and advanced management capabilities, making it an ideal server solution for businesses seeking reliability and efficiency in their IT infrastructure. Whether used for virtualization, data storage, or application support, the Dell PowerEdge 740 meets the diverse needs of today's dynamic business environments.
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