Dell SX260 manual

Dell™OptiPlex™SX260SystemsUser'sGuide Notes, Notices, and Cautions Abbreviations and Acronyms For a complete list of abbreviations and acronyms, see the " Glossary ." Information in this document is subject to change without notice. © 2003DellComputerCorporation.Allrightsreserved. Reproduction[...]

Back to Contents Page  Regulatory Notices Dell™OptiPlex™SX260SystemsUser'sGuide  FCC Notices (U.S. Only)  IC Notice (Canada Only)  CE Notice (European Union)  ENERGY STAR ® Compliance  Simplified Chinese Class A Warning Notice (China Only)  EN 55022 Compliance (Czech Republic Only) [...]

 Once you have determined your system's FCC classification, read the appropriate FCC notice. Note that FCC regulations provide that changes or modifications not expressly approved by Dell could void your authority to operate this equipment.  This device complies with Part 15 of the FCC Rules. Operation is subject to the following two con[...]

 CE Notice (European Union)  Marking by the symbol indicates compliance of this Dell computer to the EMC Directive and the Low Voltage Directive of the European Union. Such marking is indicative that this Dell system meets the following technical standards: l  EN 55022 — " Information Technology Equipment — Radio Disturbance Chara[...]

 Warning: This is a Class A product. In a domestic environment this product may cause radio interference, in which case the user may be required to take adequate measures.   EN 55022 Compliance (Czech Republic Only)   VCCI Notice (Japan Only)  Most Dell computer systems are classified by the Voluntary Control Council for Interfere[...]

 Class B ITE   This is a Class B product based on the standard of the Voluntary Control Council for Interference (VCCI) for information technology equipment. If this equipment is used near a radio or television receiver in a domestic environment, it may cause radio interference. Install and use the equipment according to the instruction ma[...]

If the regulatory label includes the following marking, your computer is a Class A product:   Class B Device   Please note that this device has been approved for nonbusiness purposes and may be used in any environment, including residential areas.  MIC Class B Regulatory Label  If the regulatory label includes the following markin[...]

  BSMI Notice (Taiwan Only)  If you find a or mark on the regulatory label on the bottom, side, or back panel of your computer, the following section is applicable: [...]

  NOM Information (Mexico Only)  The following information is provided on the device(s) described in this document in compliance with the requirements of the official Mexican standards (NOM):     Exporter:  Dell Computer Corporation One Dell Way Round Rock, TX 78682  Importer:  DellComputerdeMéxico, S.A.?[...]

Back to Contents Page [...]

Back to Contents Page  Warranty and Return Policy Dell™OptiPlex™SX260SystemsUser'sGuide  Dell Computer Corporation ("Dell") manufactures its hardware products from parts and components that are new or equivalent to new in accordance with industry - standard practices. For information about the Dell warranty f[...]

Back to Contents Page  About Your Computer Dell™OptiPlex™SX260SystemsUser'sGuide  Front View  Back View  Back - Panel Connectors  Inside Your Computer  Orientations  Chassis Stand  Cable Cover  Mounting Plate  Connecting the Power Adapter  Front View    Bac[...]

  Back - Panel Connectors    Inside Your Computer  1  computer cover/hard - drive release button  Press this button toward the cover release icon to remove the cover, or press this button toward the hard - drive icon to release the hard drive. 2  back - panel connectors  The connectors for your computer. 3  power co[...]

     Orientations  The computer can be used in either a vertical or horizontal position on a desktop or mounted under a surface such as a desk or table. By using a wall - mount bracket, the computer may be attached to a wall.  Standard Orientations     CAUTION: Before you remove the computer cover, follow the steps [...]

   As an option, you may mount the computer to a vertical or horizontal surface by using a wall - mount bracket. If you have the integrated flat - panel option, the stand is integrated as part of the total assembly.  Chassis Stand  You may attach the chassis stand to orient your computer vertically. You can also attach the stand to t[...]

 Cable Cover   Attaching the Cable Cover    NOTICE: If you are installing the computer under a desktop or tabletop, do not attach the cable cover until the computer is firmly attached to the mounting plate (see " Mounting Plate "). NOTE: If you use the stand on your computer, attach the stand before attaching the cable c[...]

1.  Attach all the cables to the back panel. 2.  To attach the two - piece cable cover, hold the bottom piece of the cable cover and align the four tabs with the four slots on the computer's back panel. 3.  Insert the tabs into the slots and slide the piece toward the diagnostic lights (see the illustration) until it is securely posit[...]

   1.  Using the four #6 wood screws (0.625 inch; 15.88 mm) provided, attach the mounting plate to a solid surface with a minimum thickness of 1 inch (2.5 cm). 2.  Orient the computer and stand under the mounting plate approximately 1 inch (2.5 cm) from the edge of the mounting plate. 3.  Lift the computer and stand, insert the st[...]

  1.  Firmly hold the computer and press on the release lever tab until the tab is freed from the slot on the mounting plate. 2.  While still firmly holding the computer, slide the computer and stand approximately 1 inch (2.5 cm), until it stops. 3.  Lower the computer and stand away from the mounting plate.  Connecting the Power [...]

3.  Connect the metal ground connector to the grounding source on the outlet (see the following figure): a.  Loosen the grounding source. b.  Slide the metal ground connector behind the grounding source, and then tighten the grounding source.   4.  Connect the power cable to the outlet. Back to Contents Page   1  groundin[...]

Back to Contents Page  Advanced Troubleshooting Dell™OptiPlex™SX260SystemsUser'sGuide  Diagnostic Lights  Beep Codes  Dell Diagnostics  Reinstalling Drivers  Reinstalling Microsoft Windows XP  Reinstalling Microsoft Windows 2000  Resolving Software and Hardware Incompatibilities ?[...]

 Beep Codes  Your computer might emit a series of beeps that identify a problem. One possible series (code 1 - 3- 1) consists of one beep, a burst of three beeps, and then one beep. This series tell you that the computer encountered a memory problem.   green yellow green yellow Possible video card failure or bad on - board video If you [...]

 Dell Diagnostics  When to Use the Dell Diagnostics  If you experience a problem with your computer, run the Dell Diagnostics before you contact Dell for technical assistance. Running the Dell Diagnostics may help you resolve the problem without contacting Dell. If you do contact Dell, the test results can provide important information for[...]

 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.  Start the Dell Diagnostics from either your hard drive or from the Drivers and Utilities CD (also known as the ResourceCD ).  Starting the Dell Diagnostics From Your Hard Drive 1.[...]

 If you cannot resolve the error condition, contact Dell. 3.  If you run a test from the Custom Test or Symptom Tree option, click the applicable tab described in the following table for more information.  4.  When the tests are completed, if you are running the Dell Diagnostics from the Drivers and Utilities CD , remove the CD. 5.  [...]

 Reinstalling Windows XP  To reinstall Windows XP, perform all the steps in the following sections in the order in which they are listed.  The reinstallation process can take 1 to 2 hours to complete. After you reinstall the operating system, you must also reinstall the device drivers, virus protection program, and other software.   [...]

17.  Click Finish to complete the setup, and remove the CD from the drive. 18.  Reinstall the appropriate drivers using the ResourceCD . 19.  Reinstall your virus protection software. Reinstalling Microsoft Windows 2000 The reinstallation process can take 1 to 2 hours to complete. After you reinstall the operating system, you must also rei[...]

 Conflicts are indicated by a yellow exclamation point ( ! ) beside the conflicting device or a red X if the device has been disabled. 5.  Double - click any conflicting device listed to bring up the Properties window to determine what needs to be reconfigured or removed from the Device Manager.  Resolve these conflicts before checking spe[...]

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Back to Contents Page  Advanced Features Dell™OptiPlex™SX260SystemsUser'sGuide  LegacySelect Technology Control  Manageability  Security  Password Protection  System Setup  Jumper Settings  Power Button  Hyper - Threading  LegacySelect Technology Control  LegacySelect [...]

IT Assistant configures, manages, and monitors computers and other devices on a corporate network. IT Assistant manages assets, configurations, events (alerts), and security for computers equipped with industry - standard management software. It supports instrumentation that conforms to SNMP, DMI, and CIM industry standards.  Dell OpenManage Cli[...]

 Antitheft devices usually include a segment of metal - stranded cable with an attached locking device and key. Dell recommends that you use a Kensington lock. The documentation that comes with the device contains instructions for installing it.  Password Protection   System Password   Option Settings  You cannot change or ente[...]

6.  Exit system setup.  Password protection takes effect when you restart the computer.  Typing Your System Password  When you start or restart your computer, one of the following prompts appears on the screen.  If Password Status is set to Unlocked :  Type in the password and - press <ENTER> to leave password security enabl[...]

6.  Exit system setup.  Setup Password  Option Settings l  Enabled — does not allow assignment of setup passwords; users must enter a setup password to make changes to system setup l  Not Enabled — allows assignment of setup passwords; password feature is enabled but no password is assigned  Assigning a Setup Password  The [...]

 Disabling a Forgotten Password and Setting a New Password   1.  Remove the computer cover.  2.  Remove the jumper plug labeled "PSWD" from the jumper.  See " Jumper Settings " to locate the password jumper. 3.  Replace the computer cover. 4.  Reconnect your computer and devices to electrical outlets a[...]

2.  When Press <F2> to Enter Setup appears in the upper - right corner of the screen, press <F2> immediately.  If you wait too long and the Microsoft ® Windows ® logo appears, continue to wait until you see the Windows desktop. Then shut down your computer and try again.   System Setup Screens  System setup screens d[...]

 Boot Device Menu  This feature provides access to boot options and diagnostic features for your system. To access the boot device menu: 1.  Turn on or restart your computer. 2.  When F12 = Boot Menu appears in the upper - right corner of the screen, press <F12>. 3.  Depending on your system configuration, you will see one or m[...]

System Setup Options  To get additional information about any setup option, highlight the entry and press <F1>.  AC Power Recovery — determines what happens when AC power is restored to the computer. l  Off — Computer remains off when AC power is restored. l  On — Computer starts when AC power is restored. l  Last — Com[...]

 Jumper Settings     To change a jumper setting, pull the plug off its pin(s) and carefully fit it down onto the pin(s) indicated.   If the computer generates a drive error message the first time you boot your computer after you install an IDE drive, your drive may not work with the automatic drive - type detect feature. Press [...]

 Power Button   You can use the ACPI feature to configure the function of the Microsoft Windows 2000, and Windows XP operating systems. Power Button Functions for Windows 2000 and Windows XP With ACPI Enabled   Power Button Functions for Windows 2000 and Windows XP With ACPI Disabled   Hung Computer  If the computer does not[...]

To determine if your computer is using Hyper - Threading technology: 1.  Click the Start button, right - click My Computer , and then click Properties . 2.  Click Hardware and click Device Manager . 3.  In the Device Manager window, click the plus (+) sign next to the processor type. If Hyper - Threading is enabled, the processor is listed[...]

Back to Contents Page  Battery Dell™OptiPlex™SX260SystemsUser'sGuide    A coin - cell battery maintains computer configuration, date, and time information. The battery can last several years.  The battery may need replacing if an incorrect time or date is displayed during the boot routine along with a message [...]

 6.  Replace the computer cover. 7.  Reattach the stand (if used). 8.  Replace the cable cover (if used).  9.  Connect your computer to the adapter cable and devices to electrical outlets, and turn them on.  After you replace the cover, the chassis intrusion detector, if enabled, causes the following message to appear on the sc[...]

Back to Contents Page  Cleaning Your Computer Dell™OptiPlex™SX260SystemsUser'sGuide  Before Cleaning Your Computer  Computer, Keyboard, and Monitor  Mouse  Floppy Drive  CDs and DVDs  Before Cleaning Your Computer  1.  Perform an orderly computer shutdown using the operating system m[...]

 CDs and DVDs 1.  Hold the disc by its outer edge. It is okay to touch the inside edge of the center hole.  2.  With a soft, lint - free cloth, gently wipe the bottom of the disc (the unlabeled side) in a straight line from the center to the outer edge of the disc.  For stubborn dirt, try using water or a diluted solution of water an[...]

Back to Contents Page  Module Bay Dell™OptiPlex™SX260SystemsUser'sGuide  YoucaninstallaDell™portabledevicesuchasafloppydrive,CDdrive,CD - RW drive, DVD drive, DVD/CD - RW drive, or second hard drive in the module bay.  Your Dell computer ships with either a floppy drive or[...]

 3.  Slide the device into the module bay. 4.  If desired, you may lock the device in the module bay by moving the module locking switch to the locked position. 5.  Replace the hard - drive door.  To remove a floppy drive, follow steps 1 and 2 in the previous procedure.  Installing a CD/DVD Device When Your Computer Is Running [...]

 4.  While pressing the module eject button, grasp the airbay and pull it out of the module bay.    5.  Slide the device into the module bay. 6.  If desired, you may lock the device in the module bay by moving the module locking switch to the locked position. 7.  Replace the hard - drive door.  Windows XP automatically re[...]

Installing a CD/DVD Device When Your Computer Is Running  Windows 2000  To install a CD/DVD device or second hard drive: 1.  Click the Unplug or Eject Hardware icon on the taskbar. 2.  Click the device you want to eject and click Stop . 3.  If the module bay is locked, open the hard - drive door and move the module locking switch to [...]

5.  Slide the device into the module bay. 6.  If desired, you may lock the device in the module bay by moving the module locking switch to the locked position. 7.  Replace the hard - drive door. 8.  When the operating system recognizes the new device, click Close . Back to Contents Page  1  module bay 2  airbay 3  module eje[...]

Back to Contents Page  Replacing the Computer Cover Dell™OptiPlex™SX260SystemsUser'sGuide 1.  Ensure that no tools or extra parts are left inside the computer. 2.  Replace the cover: a.  Lower and align the cover with the two lines on the metal computer frame. a.  Slide the cover until you hear or feel it clic[...]

Back to Contents Page  Removing the Computer Cover Dell™OptiPlex™SX260SystemsUser'sGuide   1.  Shut down the computer through the Start menu. 2.  Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your computer,[...]

Back to Contents Page  Documentation for Your Computer Dell™OptiPlex™SX260SystemsUser'sGuide  Finding Information for Your Computer  Technical Specifications  System Board Components  Cleaning Your Computer Back to Contents Page [...]

Back to Contents Page  Ergonomic Computing Habits Dell™OptiPlex™SX260SystemsUser'sGuide    For comfort and efficiency, observe the following ergonomic guidelines when setting up and using your computer workstation: l  Position your computer so that the monitor and keyboard are directly in front of you as you w[...]

 References :  1. American National Standards Institute. ANSI/HFES 100: American National Standards for Human Factors Engineering of Visual Display Terminal Workstations . Santa Monica, CA: Human Factors Society, Inc., 1988.  2. Human Factors and Ergonomics Society. BSR/HFES 100 Draft standard for trial use: Human Factors Engineering of Co[...]

Back to Contents Page  Finding Information for Your Computer Dell™OptiPlex™SX260SystemsUser'sGuide  What Are You Looking For? Find It Here l  A diagnostic program for my computer l  Drivers for my computer l  My computer documentation l  My device documentation   Drivers and Utilities CD (also known a[...]

 Back to Contents Page  settings l  How to troubleshoot and solve problems  Depending on your operating system, double - click the User's Guides icon on your desktop or click the Start button and then click Help and Support to access the electronic documentation stored on your hard drive. l  Latest drivers for my computer l  [...]

Back to Contents Page  Getting Help Dell™OptiPlex™SX260SystemsUser'sGuide  Technical Assistance  Problems With Your Order  Product Information  Returning Items for Warranty Repair or Credit  Before You Call  Contacting Dell  Technical Assistance  If you need help with a technical [...]

 www.dell.com/la/ (for Latin American countries) l  Anonymous file transfer protocol (FTP)  ftp.dell.com/  Log in as user: anonymous , and use your e - mail address as your password. l  Electronic Support Service  mobile_support@us.dell.com  support@us.dell.com  apsupport@dell.com (for Asian/Pacific countries only)  suppo[...]

 To contact Dell's technical support service, see " Technical Assistance " and then call the number for your country as listed in " Contacting Dell ."  Problems With Your Order  If you have a problem with your order, such as missing parts, wrong parts, or incorrect billing, contact Dell for customer assistance. Hav[...]

 Contacting Dell  To contact Dell electronically, you can access the following websites: l  www.dell.com l  support.dell.com (technical support) l  premiersupport.dell.com (technical support for educational, government, healthcare, and medium/large business customers, including Premier, Platinum, and Gold customers)  For specific [...]

Belgium (Brussels) International Access Code: 00 Country Code: 32 City Code: 2 Website: support.euro.dell.com   E- mail: tech_be@dell.com   E- mail for French Speaking Customers: support.euro.dell.com/be/fr/emaildell/   Technical Support  024819288 Customer Care  024819119 Home/Small Business Sales[...]

Country Code: 420 City Code: 2 Customer Care  02 22 83 27 11 Fax  02 22 83 27 14 TechFax  02 22 83 27 28 Switchboard  02 22 83 27 11 Denmark (Copenhagen) International Access Code: 00 Country Code: 45 Website: support.euro.dell.com   E- mail Support (portable computers): den_nbk_support@dell.com   E- mail Support (d[...]

Country Code: 852 Transaction Sales  toll - free:800964109 Large Corporate Accounts HK  toll - free:800964108 Large Corporate Accounts GCP HK  toll - free:800903708 India Technical Support  1600338045 Sales  1600338044 Ireland (Cherrywood) International Access Code: 16 Country Code: 353 City Cod[...]

SalesFax (Austin, Texas, U.S.A.)  512728 - 4600  or512728 - 3772 Luxembourg International Access Code: 00 Country Code: 352 Website: support.euro.dell.com   E- mail: tech_be@dell.com   Technical Support (Brussels, Belgium)  024819288 Home/Small Business Sales (Brussels, Belgium)  toll - free:080016[...]

International Access Code: 00 Country Code: 47 E- mail Support (portable computers): nor_nbk_support@dell.com  E- mail Support (desktop computers): nor_support@dell.com  E- mail Support (servers): nordic_server_support@dell.com  Technical Support  67116882 Relational Customer Care  67117514 Home/Small Business Customer[...]

Sweden (Upplands Vasby) International Access Code: 00 Country Code: 46 City Code: 8 Website: support.euro.dell.com  E- mail: swe_support@dell.com  E- mail Support for Latitude and Inspiron: Swe - nbk_kats@dell.com  E- mail Support for OptiPlex: Swe_kats@dell.com  E- mail Support for Servers: Nordic_server_support@dell.com ?[...]

Back to Contents Page  Financial Services website: www.dellfinancialservices.com  Financial Services (lease/loans)  toll - free:1 - 877 - 577 - 3355 Financial Services (Dell Preferred Accounts [DPA])  toll - free:1 - 800 - 283 - 2210 Business  Customer Service and Technical Support  toll - free:1 - 800 - 822 - 8965 Employ[...]

Back to Contents Page  Glossary Dell™OptiPlex™SX260SystemsUser'sGuide A  B  C  D  E  F  G  H  I  K  L  M  N  O  P  R  S  T  U  V  W  X  Z   A AC — alternating current — The form [...]

Clock speed — The speed, given in MHz, that indicates how fast computer components that are connected to the system bus operate. Components that are synchronized with the clock speed can run faster or slower, but their speed is determined by multiplying or dividing a factor by the clock speed. cm — centimeter — A metric unit of measure equal [...]

Extended Display Mode — A display setting that allows you to use a second monitor as an extension of your display. Also referred to as dual display mode. Extended PC Card — A PC card that extends beyond the edge of the PC card slot when installed.  F F — Fahrenheit — Atemperaturemeasurementsystemwhere32°isthefree[...]

ISP — Internet service provider — A company that allows you to access its host server to connect directly to the Internet. The ISP gives you a software package, user name, and access phone numbers for a monthly fee. If your computer has a modem, you can connect to the Internet, access websites, and send and receive e - mail.  K Kb — kilobi[...]

is used for maintaining computer configuration information such as date, time, and other system setup options that you can set.  O On - Board — Usually refers to components that are physically located or integrated on the computer's system board.  P Parallel connector — An I/O port often used to connect a parallel printer to your com[...]

Service tag — A bar code label on your computer that identifies your computer when you access Dell | Support at support.dell.com or when you call Dell for customer or technical support. Setup program — A program that is used to install and configure hardware and software. The setup.exe or install.exe program comes with most Windows software pac[...]

WHr — watt - hour — A unit of measure commonly used to indicate the approximate capacity of a battery. For example, a 66 WHr battery can supply 66 W of power for 1 hour or 33 W for 2 hours. Wallpaper — The background pattern or picture on the Windows desktop. Change your wallpaper through the Windows Control Panel. You can also scan in your f[...]

Back to Contents Page  Hard Drive Dell™OptiPlex™SX260SystemsUser'sGuide     1.  If you are replacing a hard drive that contains data you want to keep, back up your files before you begin this procedure. 2.  Check the documentation for the drive to verify that it is configured for your computer. 3.  Pe[...]

12.  If your replacement drive is not attached to a metal sled: a.  While holding the drive that you are replacing, remove the screws that hold the drive to the sled. b.  Attach the replacement drive to the sled and replace the screws as shown in the illustration.  13.  Slide the new drive onto the plastic door. [...]

 14.  Attach the drive cable to the connector on the new drive, being careful not to bend any of the pins.   15.  Slide the drive into the drive bay and lower the hard - drive door to lock into place. 16.  Replace the cable cover (if used). 17.  Attach the computer to the mounting plate (if used).  18.  Connect your compu[...]

 Back to Contents Page  NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion detector.[...]

Back to Contents Page  Memory Dell™OptiPlex™SX260SystemsUser'sGuide  Removing a Memory Module  Adding a Memory Module     You can increase your computer memory by installing memory modules on the system board. For information on the type of memory supported by your computer, see the "Memory&qu[...]

 2.  Align the notch on the bottom of the module with the crossbar in the connector.  3.  Insert the module straight down into the connector, ensuring that it fits into the vertical guides at each end of the connector. Press firmly on the ends of the module until it snaps into place.  If you insert the module correctly, the securing [...]

 The computer should have changed the value of System Memory to reflect the newly installed memory. Verify the new total. If it is correct, skip to step12 . 11.  If the memory total is incorrect, turn off and disconnect your computer from the power adapter and devices from their electrical outlets. Remove the computer cover and check the i[...]

Back to Contents Page  Adding and Removing Parts Dell™OptiPlex™SX260SystemsUser'sGuide  Removing the Computer Cover  Battery  Module Bay  Hard Drive  Memory  Microprocessor  Replacing the Computer Cover Back to Contents Page [...]

Back to Contents Page  Microprocessor Dell™OptiPlex™SX260SystemsUser'sGuide   1.  Shut down the computer through the Start menu. 2.  Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your computer, turn them of[...]

11.  Remove the heat sink. a.  Remove the two securing brackets, if present, by pressing the tabs together and lifting the brackets up.    b.  Remove the memory module (see " Removing a Memory Module ") closest to the heat sink. c.  Press the lever on the retention base until the heat sink is released.   d.  [...]

12.  Pull the release lever straight up until the microprocessor is released, and then remove the microprocessor from the socket.     13.  Unpack the new microprocessor.  If any of the pins on the microprocessor appear to be bent, contact Dell (see " Getting Help ") for instructions on obtaining technical assistance. [...]

16.  Set the microprocessor lightly in the socket and ensure that all pins are headed into the correct holes. Do not use force, which could bend the pins if the microprocessor is misaligned. When the microprocessor is positioned correctly, press it with minimal pressure to seat it. 17.  When the microprocessor is fully seated in the socket, p[...]

Back to Contents Page [...]

Back to Contents Page CAUTION: Safety Instructions Dell™OptiPlex™SX260SystemsUser'sGuide  General  When Working Inside Your Computer  Protecting Against Electrostatic Discharge  Ergonomic Computing Habits  Battery Disposal   Use the following safety guidelines to help ensure your own perso[...]

Back to Contents Page   Doing so reduces the potential for personal injury or shock.  In addition, take note of these safety guidelines when appropriate: l  When you disconnect a cable, pull on its connector or on its strain - relief loop, not on the cable itself. Some cables have a connector with locking tabs; if you are disconnecting [...]

Back to Contents Page  Solving Problems Dell™OptiPlex™SX260SystemsUser'sGuide   System Lights  Located on the front of the computer, these lights can indicate a computer problem.   Battery Problems  Fill out the Diagnostics Checklist as you complete these checks.      System Lights ?[...]

Drive Problems  Fill out the Diagnostics Checklist as you complete these checks.  Floppy drive problems        CD drive problems   Problems writing to a CD - RW drive  Test the drive — l  Insert another disk to eliminate the possibility that the original floppy disk is defective. l  Insert a bootable flop[...]

 DVD drive problems    Hard drive problems   Repairing a Wet Computer  Spills, splashes, and excessive humidity can cause damage to the computer. If an external device, such as a printer, gets wet, contact the manufacturer of the device for instructions.   Close other programs — The CD - RW drive must receive a steady s[...]

 Dropped or Damaged Computer    Error Messages  If the message is not listed, see the documentation for the operating system or the program that was running when the message appeared.  2.  Let the computer dry for at least 24 hours. Make sure that it is thoroughly dry before you proceed. 3.  Replace the computer cover, recon[...]

Drive not ready — No floppy disk is in the drive. Put a floppy disk in the drive. Gate A20 failure — One or more memory modules might be faulty or improperly seated. l  Reinstall the memory modules (see " Memory ") and, if necessary, replace them. l  See " Memory Problems " for additional troubleshooting suggestions. G[...]

 General Problems  The computer stops responding   A program stops responding   Requested sector not found — The operating system cannot read from the floppy or hard drive, the computer could not find a particular sector on the disk, or the requested sector is defective. See " Floppy drive problems " or " Hard dri[...]

A program crashes repeatedly    A solid blue screen appears   Other software problems   Other technical problems   General hardware problems  If your computer exhibits one or more of the following symptoms, a device conflict may exist: l  Your computer locks up, particularly while using a specific device. l  A re[...]

l  The mouse pointer does not move or "stutters" when it moves. l  Messages appear stating that the computer is not operating at maximum performance. l  Errors occur and programs crash for no apparent reason. l  Nothing displays on the monitor.   Keyboard Problems  Fill out the Diagnostics Checklist as you complete th[...]

Fill out the Diagnostics Checklist as you complete these checks.   Network Problems   Power Problems   Fill out the Diagnostics Checklist as you complete these checks.  Restart the computer — 1.  Simultaneously press <Ctrl><Esc> to display the Start menu. 2.  Type u , press the keyboard arrow keys to highlig[...]

 Printer Problems    Serial or Parallel Device Problems  l  Reseat both ends of the power adapter and power cable. l  If the computer power adapter is plugged into a power strip, ensure that the power strip is plugged into an electrical outlet and that the power strip is turned on. l  Ensure that the electrical outlet is wor[...]

 Fill out the Diagnostics Checklist as you complete these checks.    Sound and Speaker Problems  Fill out the Diagnostics Checklist as you complete these checks.  No sound from speakers    No sound from headphones  NOTE: If you are having a problem with a printer, see "Printer Problems." Check the documentati[...]

 System Board Problems  Fill out the Diagnostics Checklist as you complete the following checks.    Video and Monitor Problems  Fill out the Diagnostics Checklist as you complete these checks.  If the screen is blank    If the screen is difficult to read  Disable digital mode — Your headphones do not work if the C[...]

  Back to Contents Page  Check the monitor settings — See the monitor documentation for instructions on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor, and running the monitor self - test. Move the subwoofer away from the monitor — Ifyourspeakersystemincludesasubwoofer,ensurethat?[...]

Back to Contents Page  Technical Specifications Dell™OptiPlex™SX260SystemsUser'sGuide   Microprocessor  Memory  Computer Information  Audio  Video  Expansion Bus  Drives  Ports  Key Combinations  Controls and Lights  Power  Physical  Environm[...]

 Externally accessible:  Serial (data terminal equipment [DTE])  one 9 - pin connector; 16550 - compatible on the back I/O panel  Parallel  one 25 - hole connector (bidirectional) on the back I/O panel  Video  15 - hole VGA connector on the back I/O panel  Integrated network adapter  RJ45 connector on the back I/O panel; [...]

 Back to Contents Page   Relative humidity  20% to 80% (noncondensing)  Maximum vibration:  Operating  desktop or vertical hanging orientation: 0.25 gravities (G) at 3 to 200 Hz at 0.5 octave/min; horizontal orientation: 0.25 G at 20 to 200 Hz at 0.5 octave/min  Storage  0.5 G at 3 to 200 Hz at 1 octave/min  Maximum sh[...]

Back to Contents Page  System Board Components Dell™OptiPlex™SX260SystemsUser'sGuide    Back to Contents Page  1  fan shroud power connector (FAN2) 2  system board speaker (SPEAKER) 3  speaker connector (SPEAKER) 4  memory modules (DIMM_A and DIMM_B) 5  RTC reset jumper (RTCRST) 6  password j[...]

Back to Contents Page  Microsoft ® Windows ® XP Features Dell™OptiPlex™SX260SystemsUser'sGuide  Overview  New User Interface  Files and Settings Transfer Wizard  Application and Device Compatibility  System Restore  User Accounts and Fast User Switching  Home and Small Off[...]

icons for accessing your files, configuring the computer, and finding information and assistance. The Dell Solution Center icon opens a portal to services and application programs installed on your Dell computer.  Switching to Classic View  If you want, you may change the appearance of the Start menu, desktop and windows, or Control Panel lay[...]

Taskbar Grouping  The Windows taskbar is a row of buttons that typically displays across the bottom of the screen. The taskbar includes the Start menu button and a button for each open application. (The taskbar also includes the Quick Launch icons and the notification area.) Windows XP groups multiple instances of the same application on the tas[...]

 A program compatibility feature is provided in Windows XP that solves some issues that may be encountered when attempting to run older application programs. Using the Program Compatibility Wizard, you can configure a program to run in an environment closer to Windows 95, Windows 98/Me, Windows NT 4.0 with Service Pack 5, or Windows 2000.  To[...]

By default, System Restore creates a restore point every day that the computer is running. If your computer is off for more than a day, a new restore point is created the next time you turn the computer on.  Event - Triggered Restore Points  Event - triggered restore points are created before key changes are made to the system. System Restore[...]

restoration.  To undo a restoration: 1.  Click the Start button, point to All Programs — > Accessories — > System Tools , and then click System Restore . 2.  Select Undo my last restoration and click Next> . 3.  Click Next> to confirm the restoration undo.  After System Restore finishes collecting data, the computer a[...]

 When a fast user switch occurs, the original user is not logged off the computer as previously happened on other Microsoft operating systems. On Windows XP, the user's logon remains active, but is replaced by the new user. Users can switch between login IDs as often as they want.  However, user applications active during a user switch r[...]

5.  Under Pick an account type , click the bullet next to the type of account you are going to create — Computer administrator , Standard , or Limited . l  Computer administrators can change all computer settings. l  Standard account users (Windows XP Professional only) can install some programs and hardware. l  Limited account users [...]

disabled. Additional configuration options are available for more advanced users. These advanced options include the ability to open or close specific Transmission Control Protocol (TCP) or User Datagram Protocol (UDP) ports or to enable port redirection. Port redirection allows access requests to a specific port on the firewall (such as port 80, t[...]