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Dell™ OptiPlex™ 740
Quick Reference Guide
Models DCSM, DCNE, DCCY
www.dell.com | support.dell.com
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Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death. If you purchased a Dell™ n Series computer, any references in this document to ® ® Microsoft Windows operating systems are not applicable. ____________________ In
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Contents Finding Information . . . . . . . . . . . . . . . . . . . . 5 Setting Up Your Computer . . . . . . . . . . . . . . . . 10 System Views . . . . . . . . . . . . . . . . . . . . . . 14 Mini Tower Computer — Front View . . . . . . . . 14 Mini Tower Computer — Back View . . . . . . . . 17 Mini Tower Computer — Back-Panel Connectors . . . . . . . . . . . . . . . . . . . . . 19 Desktop Computer — Front View . . . . . . . . . 21 Desktop Computer — Back View . . . . . . . . . 23 Desktop
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Solving Problems . . . . . . . . . . . . . . . . . . . . 50 Dell Diagnostics. . . . . . . . . . . . . . . . . . . 51 System Lights . . . . . . . . . . . . . . . . . . . . 54 Diagnostic Lights. . . . . . . . . . . . . . . . . . . . . 55 Beep Codes . . . . . . . . . . . . . . . . . . . . . 59 Resolving Software and Hardware Incompatibilities . . . . . . . . . . . . . . . . . . 60 Restoring Your Operating System. . . . . . . . . . 61 Reinstalling Your Microsoft Windows Operating System . .
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Finding Information NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may not be available in certain countries. NOTE: Additional information may ship with your computer. What Are You Looking For? Find It Here A diagnostic program for my computer Drivers and Utilities Media Drivers for my computer NOTE: The Drivers and Utilities media may be optional and may not ship with your My computer documentation computer. My device docume
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What Are You Looking For? Find It Here Warranty information Dell™ Product Information Guide Terms and Conditions (U.S. only) Safety instructions Regulatory information Ergonomics information End User License Agreement How to remove and replace parts Dell™ OptiPlex™ User’s Guide Specifications Microsoft Windows Help and Support Center How to configure system settings 1 Click Start → Help and Support→ How to troubleshoot and solve Dell User and System Guides→ System problem
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What Are You Looking For? Find It Here ® ® Service Tag and Express Service Code Service Tag and Microsoft Windows License Microsoft Windows License Label These labels are located on your computer. Use the Service Tag to identify your computer when you use support.dell.com or contact support. Enter the Express Service Code to direct your call when contacting support. Quick Reference Guide 7
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What Are You Looking For? Find It Here How to reinstall my operating system Operating System Media NOTE: The Operating System media may be optional and may not ship with your computer. The operating system is already installed on your computer. To reinstall your operating system, use the Operating System media. See "Reinstalling Your Microsoft Windows Operating System" on page 63. After you reinstall your operating system, you can use the optional Drivers and Utilities media to reinst
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What Are You Looking For? Find It Here Solutions — Troubleshooting hints and Dell Support Website — support.dell.com tips, articles from technicians, NOTE: Select your region or business frequently asked questions, and online segment to view the appropriate support courses site. Community — Online discussion with other Dell customers Upgrades — Upgrade information for components, such as memory, the hard drive, and the operating system Customer Care — Contact information, service
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What Are You Looking For? Find It Here ® How to use Windows Vista or Windows Help and Support Center ® Windows XP 1 To access Windows Help and Support: How to work with programs and files In Windows Vista, click Start → Help and Support. How to personalize my desktop In Windows XP, click Start→ Help and Support. 2 Type a word or phrase that describes your problem and click the arrow icon. 3 Click the topic that describes your problem. 4 Follow the instructions on the screen. Settin
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You must complete all the steps to properly set up your computer. See the appropriate figures that follow the instructions. NOTICE: Do not attempt to operate a PS/2 mouse and a USB mouse simultaneously. 1 Connect the keyboard and mouse. NOTICE: Do not connect a telephone line to the network adapter connector. Voltage from telephone communications can cause damage to the network adapter. 2 Connect the telephone line or network cable. Insert the network cable, not the telephone line, into the
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4 Connect the speakers. NOTICE: To avoid damaging your computer, set the manual voltage-selection switch (on the back of the computer, if your computer has a voltage selection switch) for the voltage that most closely matches the AC power available in your location. NOTICE: In Japan, the voltage selection switch must be set to the 115-V position even though the AC power available in Japan is 100 V. NOTE: Your computer’s power supply may or may not have a voltage selection switch. 5 Veri
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6 Connect power cables to the computer, monitor, and devices and connect the other ends of the power cables to electrical outlets. Quick Reference Guide 13
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System Views Mini Tower Computer — Front View 1 2 3 10 4 9 5 8 6 7 14 Quick Reference Guide
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1 optical drive Insert an optical drive (if supported) into this bay. (optional) 2 floppy drive Can contain a floppy drive or a optional media card reader. bay (optional) 3 USB 2.0 Use the front USB connectors for devices that you connect connectors (2) occasionally, such as joysticks or cameras, or for bootable USB devices (see "System Setup" in your online User’s Guide for more information on booting to a USB device). It is recommended that you use the back USB connectors for devices that
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7 power light The power light illuminates and blinks or remains solid to indicate different operating modes: No light — The computer is turned off. Steady green — The computer is in a normal operating state. Blinking green — The computer is in a power-saving mode. Blinking or solid amber — See "Power Problems" in your online User’s Guide for instructions. To exit from a power-saving mode, press the power button or use the keyboard or the mouse if it is configured as a wake device in
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Mini Tower Computer — Back View 1 2 3 4 5 6 1 cover release This latch allows you to open the computer cover. latch 2 padlock ring Insert a padlock to lock the computer cover. Quick Reference Guide 17
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3 voltage selection Your computer may be equipped with a manual voltage- switch selection switch. To help avoid damaging a computer with a manual voltage selection switch, set the switch for the voltage that most closely matches the AC power available in your location. NOTICE: In Japan, the voltage selection switch must be set to the 115-V position even though the AC power available in Japan is 100 V. Also, ensure that your monitor and attached devices are electrically rated to operate wi
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Mini Tower Computer — Back-Panel Connectors 1324 5 98 7 6 1 parallel connector Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connector. NOTE: The integrated parallel connector is automatically disabled if the computer detects an installed card containing a parallel connector configured to the same address. For more information, see "System Setup Program" in your online User’s Guide for instructions. 2 link integrity l
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3 network adapter To attach your computer to a network or broadband device, connector connect one end of a network cable to either a network jack or your network or broadband device. Connect the other end of the network cable to the network adapter connector on the back panel of your computer. A click indicates that the network cable has been securely attached. NOTE: Do not plug a telephone cable into the network connector. On computers with a network connector card, use the connector on
