Dell OptiPlex DCT Specifications

Dell™OptiPlex™SX270SystemsUser'sGuide Notes, Notices, and Cautions Dell recommends that the original version (Gold) of Windows XP should no

Back to Contents Page Warranty and Return Policy Dell™OptiPlex™SX270SystemsUser'sGuide Dell Computer Corporation ("Dell") manu

Back to Contents Page Microsoft®Windows®XP Features Dell™OptiPlex™SX270SystemsUser'sGuide Transferring Information to a New Computer 

Creating a Restore Point 1. Click the Start button and click Help and Support. 2. Click System Restore. 3. Follow the instructions on the scre

l Limited — You can change only your own personal settings, such as your password. You cannot install programs or use the Internet. 6. Click Creat

Back to Contents Page About Your Computer Dell™OptiPlex™SX270SystemsUser'sGuide Front View Back View Back-Panel Connectors Inside

 Back-Panel Connectors   Connecting a VGA Monitor If you have a VGA Monitor, plug the VGA-DVI adapter into the DVI connector and connect the

 Inside Your Computer      Orientations The computer can be used in either a vertical or horizontal position on a desktop or mounted under

    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

To remove the chassis stand, loosen and lift the screw. Hold the screw up while sliding the stand out of the slot.  Cable Cover  Attaching the Ca

 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 fou

1. If a security device is installed in the security cable slot, remove the device. 2. Grasp the top piece of the cable cover and slide it to th

   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 in

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

Back to Contents Page Regulatory Notices Dell™OptiPlex™SX270SystemsUser'sGuide FCC Notices (U.S. Only) IC Notice (Canada Only) CE No

Back to Contents Page Advanced Troubleshooting Dell™OptiPlex™SX270SystemsUser'sGuide Dell Diagnostics Drivers Reinstalling Microsoft

4. Select the IDE CD-ROM Device option from the CD boot menu. 5. Select the Boot from CD-ROM option from the menu that appears. 6. Type 1 to st

Identifying Drivers If you experience a problem with any device, identify whether the driver is the source of your problem and, if necessary, update

To view a list of all available drivers for your computer, click Drivers in the Topic drop-down menu. To access the help files on the Drivers and Ut

6. When the Regional and Language Options screen appears, select the settings for your location, and then click Next. 7. Enter your name and organ

19. Reinstall your virus protection software.  Resolving Software and Hardware Incompatibilities If a device is either not detected during the op

FBack to Contents Page Advanced Features Dell™OptiPlex™SX270SystemsUser'sGuide LegacySelect Technology Control Manageability Securit

Security Chassis Intrusion Detection  This feature detects that the chassis was opened and alerts the user. To change the Chassis Intrusion setting

1. Enter system setup and verify that Password Status is set to Unlocked. 2. Highlight System Password, and then press the left- or right-arrow ke

6. Exit system setup. Setup Password Option Settings l Enabled — Does not allow assignment of setup passwords; users must enter a setup password

Class B This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules. These

5. Enter system setup and verify that Setup Password is set to Disabled. 6. Exit system setup.  7. Remove the computer cover.  8. Replace

Boot Sequence This feature allows users to change the sequence of devices from which the computer boots. Option Settings l Normal — (Available only

1. Turn on or restart your computer. 2. When <F12> = Boot Menu appears in the upper-right corner of the screen, press <F12> to access

NOTE: This is effective when the USB Controller is set to On. l On — USB emulation continues when control is passed to the operating system. l Of

Booting to a USB Device  Memory Key 1. Insert the memory key into a USB port and restart the computer. 2. When F12 = Boot Menu appears in the up

Power Button  You can use the ACPI feature to configure the function of the Microsoft Windows 2000, and Windows XP operating systems. Power Button F

l Standby–In this sleep state, power is reduced or turned off for most components, including the cooling fans. However, system memory remains active.

Back to Contents Page Battery Dell™OptiPlex™SX270SystemsUser'sGuide   A coin-cell battery maintains computer configuration, date, and

10. Replace the cable cover (if used).  11. Connect your computer to the adapter cable and devices to electrical outlets, and turn them on. Af

Back to Contents Page Cleaning Your Computer Dell™OptiPlex™SX270SystemsUser'sGuide Computer, Keyboard, and Monitor Mouse Floppy Driv

NOTE: EN 55022 emissions requirements provide for two classifications: l Class A is for typical commercial areas. l Class B is for typical domesti

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

Back to Contents Page Module Bay Dell™OptiPlex™SX270SystemsUser'sGuide Installing a Device When Your Computer Is Turned Off Installing

 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 l

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 doo

Back to Contents Page Replacing the Computer Cover Dell™OptiPlex™SX270SystemsUser'sGuide 1. Ensure that no tools or extra parts are left

Back to Contents Page Removing the Computer Cover Dell™OptiPlex™SX270SystemsUser'sGuide   1. Shut down the computer through the Start

Back to Contents Page Ergonomic Computing Habits Dell™OptiPlex™SX270SystemsUser'sGuide   For comfort and efficiency, observe the follo

Switzerland: International Organization for Standardization, 1992. Back to Contents Page 

Back to Contents Page Finding Information for Your Computer Dell™OptiPlex™SX270SystemsUser'sGuide  What are you looking for? Find It Her

 Back to Contents Page  3. Click the topic that describes your problem. 4. Follow the instructions on the screen. l How to reinstall my operati

VCCI Notice (Japan Only) Most Dell computer systems are classified by the Voluntary Control Council for Interference (VCCI) as Class B information te

Back to Contents Page Getting Help Dell™OptiPlex™SX270SystemsUser'sGuide Technical Assistance Problems With Your Order Product Infor

l Electronic Information Service [email protected] AutoTech Service Dell's automated technical support service—AutoTech—provides recorded answer

 Contacting Dell To contact Dell electronically, you can access the following websites: l www.dell.com l support.dell.com (technical support) l

City Code: 1 Home/Small Business Customer Care 0179567603 Preferred Accounts/Corporate Customer Care 06608056 Home/Small Business Technical Suppo

Large Corporate Accounts Spare Parts toll-free:8008582621 Colombia General Support 980-9-15-3978 Costa Rica General Support 0800-012-0435 Czech

Grenada General Support toll-free:1-866-540-3355 Guatemala General Support 1-800-999-0136 Guyana General Support toll-free:1-877-270-4609 Hong Ko

City Code: 2 Fax 2194-6202 Switchboard 2194-6000 Latin America Customer Technical Support (Austin, Texas, U.S.A.) 512728-4093 Customer Service (Au

Country Code: 64 Home and Small Business 0800446255 Government and Business 0800444617 Sales 0800441567 Fax 0800441566 Nicaragua General S

Fax 902118539 Corporate  Technical Support 902100130 Customer Care 902118546 Switchboard 917229200 Fax 917229583 Sweden (Upplands

  Back to Contents Page  011 Country Code: 1 Consumer (HomeandHomeOffice) Technical Support toll-free:1-800-624-9896 Customer Service tol

Class A Device  Please note that this device has been approved for business purposes with regard to electromagnetic interference. If you find tha

Back to Contents Page Glossary Dell™OptiPlex™SX270SystemsUser'sGuide A B C D E F G H I K L M N O P R S T

CD drive — A drive that uses optical technology to read data from CDs. CD player — The software used to play music CDs. The CD player displays a wind

EIDE — enhanced integrated device electronics — An improved version of the IDE interface for hard drives and CD drives. EMI — electromagnetic interfe

I IC — Industry Canada — The Canadian regulatory body responsible for regulating emissions from electronic equipment, much as the FCC does in the Uni

modem — A device that allows your computer to communicate with other computers over analog telephone lines. Three types of modems include: external, P

down your computer. readme file — A text file included with a software package or hardware product. Typically, readme files provide installation info

TAPI — telephony application programming interface — Enables Windows programs to operate with a wide variety of telephony devices, including voice, da

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Back to Contents Page Hard Drive Dell™OptiPlex™SX270SystemsUser'sGuide     1. If you are replacing a hard drive that contains data y

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 th

  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 followi

 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

Back to Contents Page Memory Dell™OptiPlex™SX270SystemsUser'sGuide Memory Installation Guidelines Installing Memory Removing Memory

6. Open the computer cover.  7. Press out the securing clip at each end of the memory module connector.  8. Align the notch on the bottom of

14. The computer detects that the new memory does not match the existing configuration information and generates the following message:  The amoun

Back to Contents Page Microprocessor Dell™OptiPlex™SX270SystemsUser'sGuide   1. Shut down the computer through the Start menu. 2. E

11. Remove the heat sink. a. Remove the two securing brackets, if present, by pressing the tabs together and lifting the brackets up.   b. 

    13. Unpack the new microprocessor. If any of the pins on the microprocessor appear to be bent, contact Dell (see "Getting Help"

 If you are installing a microprocessor replacement kit from Dell, return the microprocessor to Dell in the same package in which your replacement k

Back to Contents Page CAUTION:SafetyInstructions Dell™OptiPlex™SX270SystemsUser'sGuide General WhenUsingYourComputer When Wo

¡ A fixed-voltage power supply — Computers with a fixed-voltage power supply do not have a voltage selection switch on the back panel and operate at

 NOM Information (Mexico Only) The following information is provided on the device(s) described in this document in compliance with the requirem

Back to Contents Page  l Handle all electrostatic sensitive components in a static-safe area. If possible, use antistatic floor pads and workbench p

Back to Contents Page Solving Problems Dell™OptiPlex™SX270SystemsUser'sGuide Beep Codes Your computer might emit a series of beeps durin

 Diagnostic Lights To help you troubleshoot a problem, your computer has four lights labeled "A," "B," "C," and "

 System Lights Located on the front of the computer, these lights can indicate a computer problem.     Battery Problems Fill out the Diagnosti

Drive Problems Fill out the Diagnostics Checklist as you complete these checks. Floppy drive problems        CD drive problems  Replac

Problems writing to a CD-RW drive  DVD drive problems   Hard drive problems  Repairing a Wet Computer Spills, splashes, and excessive humidity

Dropped or Damaged Computer   E-Mail, Modem, and Internet Problems  Error Messages If the message is not listed, see the documentation for the ope

"Hard drive problems" for troubleshooting suggestions. Bad command or file name — Ensure that you have spelled the command correctly, have

General Problems The computer stops responding  troubleshooting suggestions. Memory tests terminated by keystroke — A keystroke interrupted the mem

A program stops responding  A program crashes repeatedly   A solid blue screen appears  Other software problems  Other technical problems 

Back to Contents Page 

General hardware problems If your computer exhibits one or more of the following symptoms, a device conflict may exist: l Your computer locks up, p

Mouse Problems Fill out the Diagnostics Checklist as you complete these checks.  Network Problems    Power Problems  Restart the computer —

Fill out the Diagnostics Checklist as you complete these checks.  Printer Problems   Adjust the Power Properties — Your computer may be in standby

Serial or Parallel Device Problems Fill out the Diagnostics Checklist as you complete these checks.   Sound and Speaker Problems Fill out the Dia

No sound from headphones  System Board Problems Fill out the Diagnostics Checklist as you complete the following checks.      Video and Moni

 Back to Contents Page  Check the monitor settings — See the monitor documentation for instructions on adjusting the contrast and brightness, demagn

Back to Contents Page Technical Specifications Dell™OptiPlex™SX270SystemsUser'sGuide  Microprocessor Memory Computer Information 

Video DVI-I connector on the back I/O panel Integrated network adapter RJ45 connector on the back I/O panel; 10/100/1000 PS/2-style keyboard 6-p

 Back to Contents Page  Storage 0.5 G at 3 to 200 Hz at 1 octave/min Maximum shock: Operating bottom half-sine pulse with a change in velocity

Back to Contents Page System Board Components Dell™OptiPlex™SX270SystemsUser'sGuide    Back to Contents Page  1 fan shroud power