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Dell OptiPlex GX300 User Manual
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Dell OptiPlex GX300 User Manual

Dell OptiPlex GX300 User Manual

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Dell™ OptiPlex™ GX300 System User's Guide
Introduction
Setup and Operation
System Setup
Installing Upgrades
Troubleshooting
Specifications
NOTE: You can obtain the latest version of this document from the Dell support Web site at http://support.dell.com.
Model MMP
Notes, Notices, and Cautions
Throughout this guide, there may be blocks of text printed in bold type or in italic type. These blocks are notes, notices, and cautions, and they are
used as follows:
NOTE: A NOTE indicates important information that helps you make better use of your system.
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 potentially hazardous situation which, if not avoided, may result in minor or moderate
injury.
Information in this document is subject to change without notice.
© 2000-2003 Dell Computer Corporation. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden.
Trademarks used in this text: Dell, OptiPlex, OptiFrame, Dell OpenManage, Dimension, Latitude, Inspiron, and DellWare are trademarks of Dell Computer Corporation;
Microsoft, Windows, MS-DOS, and Windows NT are registered trademarks of Microsoft Corporation; Intel and Pentium are registered trademarks of Intel Corporation; 3Com is
a registered trademark of 3Com Corporation; IBM and OS/2 are registered trademarks of International Business Machines Corporation; Novell and NetWare are registered
trademarks of Novell, Inc. As an ENERGY STAR Partner, Dell Computer Corporation has determined that this product meets the ENERGY STAR guidelines for energy
efficiency.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Computer Corporation
disclaims any proprietary interest in trademarks and trade names other than its own.
Initial release: 8 Aug 1999
Last revised: 31 Jan 2003

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  • Page 1 Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own.

  • Page 2: Backing Up Your Files

    Overview If your Dell computer system is not working as expected, and if you are not sure what to do, start your troubleshooting with the procedures in this section. This section guides you through basic steps to solve basic computer problems. It also directs you to further detailed troubleshooting information and procedures to solve more complex problems.

  • Page 3: Look And Listen

    See "Getting Help" for instructions on getting technical assistance from Dell. when you access a drive The absence of a familiar When you turn on your system, you can hear the hard-disk drive spin up, and the system tries to access the boot sound files from the hard-disk drive or the diskette drive.

  • Page 4: Replacing The Battery

    Back to Contents Page Battery: Dell™ OptiPlex™ GX300 System User's Guide Overview Replacing the Battery Overview A 3.0-volt (V) CR2032 coin-cell battery installed on the system board maintains system configuration, date, and time information in a special section of memory. The operating life of the battery can extend up to ten years. The battery may need replacing if an incorrect time or date is displayed during the boot...
  • Page 5 Orient the battery with the side labeled "+" facing up (see Figure 1). Then insert the battery into the socket, and snap it into place. Figure 1. Replacing the System Battery 1 Battery 2 Battery socket 6. Replace the AGP card brace. 7.

  • Page 6: International Dialing Codes

    Asia and Other Regions Contact Numbers Americas Contact Numbers Overview When you need to contact Dell, use the telephone numbers, codes, and electronic addresses provided in the following sections. "International Dialing Codes" provides the various codes required to make long-distance and international calls.
  • Page 7 Country (City) Department Name or Service Area Code Toll-Free Number Brazil Sales, Customer Support, Technical Support   toll free: 0800 90 3355 Web site: http://www.dell.com/br     Canada Automated Order-Status System    toll free: 1-800-433-9014 (North York, AutoTech (Automated technical support)  ...
  • Page 8 Customer Service   toll free: 1-800-624-9897 (Credit Return Authorization Numbers) National Accounts (systems purchased by established Dell national accounts [have your account number handy], medical institutions, or value-added resellers [VARs]): Customer Service and Technical Support (Return   toll free: 1-800-822-8965...
  • Page 9 Web site: http://support.euro.dell.com     E-mail: tech_support_germany@dell.com     Belgium (Brussels) Technical Support 481 92 88 Customer Care 481 91 19 Home/Small Business Sales toll free: 0800 16884   Corporate Sales 481 91 00 481 92 99 Switchboard 481 91 00 Web site: http://support.euro.dell.com...
  • Page 10 Preferred Accounts Customer Care 06103 766-9420 Large Accounts Customer Care 06103 766-9560 Public Accounts Customer Care 06103 766-9555 Switchboard 06103 766-7000 Web site: http://support.euro.dell.com     E-mail: tech_support_germany@dell.com     Ireland Technical Support   1-850-543-543 (Bray) Customer Care 204 4026 Sales  ...
  • Page 11 Fax Technical Support (Upplands Vasby, Sweden)   590 05 594 Fax Switchboard   671 16865 Web site: http://support.euro.dell.com     E-mail: nor_support@dell.com     Poland Technical Support 60 61 999 (Warsaw) Customer Care 60 61 999 Sales 60 61 999...
  • Page 12 Home and Small Business Group Sales 556-3344 Preferred Accounts Division Sales 556-3433 Large Corporate Accounts 556-3430 Faxbox Service   03-5972-5840 Switchboard 556-4300 Web site: http://support.jp.dell.com     Korea Technical Support   toll free: 080-200-3800 (Seoul) Sales   toll free: 080-200-3777 Customer Service (Penang, Malaysia)  ...
  • Page 13 Technical Support 709 7710 (Johannesburg) Customer Care 709 7710 Sales 706 7700 709 0495 Switchboard 709 7700 Web site: http://support.euro.dell.com     E-mail: dell_za_support@dell.com     Southeast Customer Technical Support, Customer Service, and   60 4 633-4810 Sales (Penang, Malaysia)

  • Page 14: Before You Start Testing

    Dell's service and support personnel. NOTICE: Only use the Dell Diagnostics to test your Dell computer system. Using this program with other computers may cause incorrect computer responses or result in error messages.

  • Page 15: Advanced Testing

    8. Select Quick Tests from the Test All Devices or Test One Device option to perform a quick check of your computer or a specific device. Quick Tests runs only the subtests that run fast and do not require user interaction. Dell recommends that you select Quick Tests first to increase your chance of locating the problem quickly.
  • Page 16 Keys Explains the functions of all keystrokes that can be used in the Dell Diagnostics Device Group Describes the highlighted group in the Device Groups list on the main menu and provides reasons for using certain...
  • Page 17 Back to Contents Page Diskette, Tape, and CD-ROM Drives: Dell™ OptiPlex™ GX300 System User's Guide To install a diskette, tape, or CD-ROM drive in a 5.25-inch drive bay, perform the following steps. CAUTION: Before you remove the computer cover, see "Safety First—For You and Your Computer." 1. Unpack the drive and prepare it for installation.
  • Page 18 1 Metal tab 2 Drive bracket 3 Screws (4) To further ensure proper positioning of the drive in the chassis, insert and tighten all four screws in the order in which the holes are numbered (the holes are marked "1" through "4"). 7.
  • Page 19 Diagnostics. NOTE: Tape drives sold by Dell come with their own operating software and documentation. After you install a tape drive, refer to the documentation that came with the drive for instructions on installing and using the tape drive software.

  • Page 20: Installing An Expansion Card

    The system accommodates up to six expansion cards, including up to five 32-bit Peripheral Component Interconnect (PCI) expansion cards and a 32-bit accelerated graphics port (AGP) card. (See Figure 1 for examples of these cards.) NOTES: In order to meet PC99 requirements, your Dell system uses only PCI expansion slots. Industry-Standard Architecture (ISA) expansion cards are not supported.

  • Page 21: Removing An Expansion Card

    1 Filler bracket 4. Insert the expansion card into the expansion-card connector. If the expansion card is full-length, insert the front end of the card into the corresponding card guide on the inside front of the chassis as you insert the card into its connector. Insert the card's edge connector firmly into the expansion-card slot. Gently rock the card into the connector until it is fully seated (see Figure 3).
  • Page 22 CAUTION: Before you remove the computer cover, see "Safety First—For You and Your Computer." 1. Remove the computer cover according to the instructions in "Removing and Replacing the Computer Cover." 2. Remove the AGP card brace according to the instructions in "Removing and Replacing the AGP Card Brace."...

  • Page 23: Troubleshooting The Monitor

    "Checking Connections and Switches." Then perform the troubleshooting procedures for the equipment that is malfunctioning. You need a copy of the Dell ResourceCD to perform the procedures in this section. Before running the Dell Diagnostics, make sure that your system is set to boot from the CD-ROM drive. See "Starting the Dell...

  • Page 24: Troubleshooting The Mouse

    2. If the mouse or its cable shows signs of physical damage or if the buttons do not work, replace the mouse with a working mouse. 3. Start the Dell Diagnostics by inserting the Dell ResourceCD and rebooting the system. 4. Run the Mouse Test. 5. If the Mouse Test fails, the system board may be faulty. See "Getting...

  • Page 25: Troubleshooting A Serial I/O Device

    See the documentation for the printer and for your operating system for instructions on reinstalling the printer driver. 2. Turn off the parallel printer and computer, replace the parallel printer interface cable with a known working cable, and turn on the parallel printer and computer.
  • Page 26 Back to Contents Page Getting Help: Dell™ OptiPlex™ GX300 System User's Guide Help Overview Contacting Dell Back to Contents Page...

  • Page 27: Installing An Eide Hard-Disk Drive

    Back to Contents Page Hard-Disk Drives: Dell™ OptiPlex™ GX300 System User's Guide Installing an EIDE Hard-Disk Drive Installing SCSI Devices Installing an EIDE Hard-Disk Drive Up to two enhanced integrated drive electronics (EIDE) drives (one of which must be 1 inch high or less) can be installed in the hard-disk drive bracket below the drive cage.
  • Page 28 1 Drive-cage slide rail 2 Chassis slots 3 Hinge tabs 4 Sliding tab 5. Slide the drive into the chosen bay of the bracket, oriented so that the connectors on the back of the drive will face the back of the chassis when the bracket is reinstalled (see Figure 6.
  • Page 29 1 Drive-cage slide rail 2 Chassis slots 3 Hinge tabs 4 Sliding tab 8. Connect a DC power cable to the power input connector on the back of the drive (see Figure Check all connectors to be certain that they are properly cabled and firmly seated. 9.

  • Page 30: Installing Scsi Devices

    NOTE: There is no requirement that SCSI ID numbers be assigned sequentially or that devices be attached to the cable in order by ID number. SCSI devices installed by Dell are configured correctly during the manufacturing process. You do not need to set the SCSI ID for these SCSI devices.
  • Page 31 1. Determine which connector on the internal SCSI cable you will attach to each SCSI device. 2. Unpack each SCSI device and prepare it for installation. NOTICE: Ground yourself by touching an unpainted metal surface on the back of the computer. NOTICE: When you unpack the drive, do not set it on a hard surface, which may damage the drive.
  • Page 32 11. Test the SCSI devices. Test a SCSI hard-disk drive by running the Dell Diagnostics. To test a SCSI tape drive, refer to the documentation for the tape drive software to perform a tape drive backup and verification test. Partitioning and Formatting SCSI Hard-Disk Drives You may need to use different programs than those provided with the operating system to partition and format SCSI hard-disk drives.

  • Page 33: Technical Assistance

    World Wide Web The Internet is your most powerful tool for obtaining information about your computer and other Dell products. Through the Internet, you can access most of the services described in this section, including AutoTech, TechFax, order status, technical support, and product information.

  • Page 34: Problems With Your Order

    TechFax Service Dell takes full advantage of fax technology to serve you better. Twenty-four hours a day, seven days a week, you can call the Dell TechFax line toll- free for all kinds of technical information. Using a touch-tone phone, you can select from a full directory of topics. The technical information you request is sent within minutes to the fax number you designate.

  • Page 35: Before You Call

    Returns that are missing any of the preceding requirements will be refused at our receiving dock and returned to you. Before You Call NOTE: Have your Express Service Code ready when you call. The code helps Dell's automated-support telephone system direct your call more efficiently.
  • Page 36 Back to Contents Page Inside Your Computer: Dell™ OptiPlex™ GX300 System User's Guide Overview System Board Labels Internal Views Removing and Replacing the AGP Card Brace System Board Components Rotating the Power Supply Away From the System Board System Board Jumpers Removing and Replacing the Front Bezel Overview This section describes the inside of your computer and may be used as a reference before performing an upgrade procedure.

  • Page 37: System Board Components

    System Board Components Figure 3 shows the system board and the location of all its sockets and connectors. Figure 3. System Board Components 1 CD-ROM drive audio interface connector 2 Serial port 1 connector 3 Parallel port connector 4 Serial port 2 connector 5 Fan connector 6 Voltage regulator module (VRM) connector 7 Microphone connector...

  • Page 38: System Board Jumpers

    27 Remote Wakeup power connector 28 Standby LED 29 Password jumper 30 Auxiliary hard-disk drive access indicator connector 31 RTCRST jumper 32 Battery socket   System Board Jumpers Figure 4 shows the location of the jumpers on the system board. Table 1 lists the system board jumpers and their settings.
  • Page 39 Microprocessor fan connector EIDE interface connector IDEn INTRUSION Chassis intrusion switch connector KYBD Keyboard connector MONITOR Video connector MOUSE Mouse connector PANEL Control panel connector Parallel port connector; sometimes referred to as LPT1 PCI expansion-card connector PCIn* POWER_1 Main power input connector POWER_2 3.3-V power input connector PROC_0...

  • Page 40: Rotating The Power Supply Away From The System Board

    Rotating the Power Supply Away From the System Board To access some components on the system board, you may have to rotate the system power supply out of the way. To rotate the power supply, perform the following steps: CAUTION: Before you remove the computer cover, see "Safety First—For You and Your Computer."...
  • Page 41 To replace the bezel, fit the two retaining hooks on the bezel into their corresponding slots at the bottom of the chassis. Then rotate the top of the bezel toward the chassis until the top tabs snap into their corresponding slots on the bezel. Back to Contents Page...
  • Page 42 Back to Contents Page Installing Upgrades: Dell™ OptiPlex™ GX300 System User's Guide Inside Your Computer Battery Expansion Cards Diskette, Tape, and CD-ROM Drives System Memory Hard-Disk Drives Microprocessor Back to Contents Page...

  • Page 43: Safety First-For You And Your Computer

    The procedures in this section require that you remove the cover and work inside your computer. While working inside your computer, do not attempt to service the computer except as explained in this guide and elsewhere in Dell documentation. Always follow the instructions closely.
  • Page 44 "Safety First—For You and Your Computer." 2. If you have installed a padlock through the padlock ring on the back panel, remove the padlock. 3. Face the back of the computer and slide the upper half of the padlock ring to the left to unlock the cover release mechanism. 4.

  • Page 45: Troubleshooting A Wet Computer

    10. Start the Dell Diagnostics by inserting the Dell ResourceCD and rebooting the system. 11. Run the System Board Devices test group. If the tests complete successfully, your system is operating properly. If any of the tests fail, see "Getting...

  • Page 46: Troubleshooting The Battery

    Help" for information on obtaining technical assistance from Dell. To troubleshoot a damaged computer, perform the following steps: 1. Turn off the system, including any attached peripherals, and disconnect all the AC power cables from their electrical outlets. Also, disconnect any telephone or telecommunication lines from the computer.

  • Page 47: Troubleshooting System Memory

    RIMM. If the Dell Diagnostics determines that the system board is faulty, or if the Dell Diagnostics does not identify the cause of the problem and the problem is still not resolved, see "Getting Help" for instructions on obtaining technical assistance.

  • Page 48: Troubleshooting Drives

    If an error message indicates a system board problem, perform the following steps: 1. Start the Dell Diagnostics by inserting the Dell ResourceCD and rebooting the system. 2. Run the System Board Devices test group. If any of the tests fail, see "Getting...
  • Page 49 7. Run the appropriate test group. 8. If the Dell Diagnostics identifies a faulty drive, replace the drive. If the Dell Diagnostics identifies a faulty controller, the system board may be faulty. See "Getting Help" for instructions on obtaining technical assistance.

  • Page 50: Hardware Features

    Software Features Overview Dell OptiPlex GX300 Managed PC systems are high-speed, expandable personal computers designed around the Intel® Pentium® III microprocessor. Each computer system uses a high-performance Peripheral Component Interconnect (PCI) design that allows you to configure the computer system to your initial requirements and then add Dell-supported upgrades as necessary.

  • Page 51: Software Features

    Dell OpenManage IT Assistant The Dell OpenManage IT Assistant program (which is available as a download from the Dell Web site at http:\\www.dell.com or as a Dell- installed option on your hard-disk drive) is the Dell software-management application interface for DMI. It allows you to manage system-level information, such as system configuration information and MIF database values.
  • Page 52 Asset management features of the Dell OpenManage IT Assistant include the following: Support that enables network administrators to remotely view, enter, and modify an asset tag for a remote system in a Dell DMI network Automated and manual mapping of one or more groups to a user-defined directory Security management features of the Dell OpenManage IT Assistant include password security that enables network administrators to maintain standard attribute values for the local and remote systems in a Dell DMI network.

  • Page 53: Energy Star Compliance

    Your system includes temperature and voltage probes to sense when the system becomes overheated or the power supply voltage is out of range. In either case, a message appears on the screen when Dell OpenManage IT Assistant is running or at the next system start-up notifying you of the problem.

  • Page 54: Installing Rimms

    1 Number of memory devices in RIMM For optimum operation, Dell recommends that you install a RIMM in socket A first (closest to the processor) before installing a RIMM in socket B. NOTE: Before disconnecting a peripheral from the system or removing a component from the system board, verify that the standby power light-emitting diode (LED) on the system board has turned off.

  • Page 55: Removing Rimms

    10. When the System Memory total is correct, press <Esc> to exit System Setup. 11. Run the Dell Diagnostics to verify that the RIMMs are operating properly. Removing RIMMs To remove a RIMM, press the securing clips outward simultaneously until the RIMM disengages and pops out slightly from the socket (see Figure Figure 3.

  • Page 56: System Messages

    For help in resolving this problem, please report the checkpoint code (nnnn) to the note this checkpoint and contact Dell support technician. Technical Support. The diskette drive or hard-disk drive "Troubleshooting Drives."...
  • Page 57 "Troubleshooting Drives." diskette may be faulty. Diskette subsystem reset failed The diskette drive controller may be Run the Diskette tests in the Dell faulty. Diagnostics. Diskette write protected The diskette write-protect feature is Remove the diskette from drive A and activated.
  • Page 58 No timer tick interrupt A chip on the system board might Run the System Board Devices tests in be malfunctioning. Dell Diagnostics. The diskette in drive A or your hard- A nonbootable diskette is in drive A. Non-system disk or disk error...

  • Page 59: Troubleshooting

    The beep code is a pattern of sounds: for example, one beep, followed by a second beep, and then a burst of three beeps (code 1-1-3) means that the computer was unable to read the data in nonvolatile random-access memory (NVRAM). This information is invaluable to the Dell support staff if you need to call for technical assistance.

  • Page 60: Warning Messages

    1-2-3 DMA page register read/write failure Run the System Board Devices tests in the Dell Diagnostics, if possible. Video Memory Test failure Run the VESA/VGA Interface tests in the Dell Diagnostics, if possible. 1-3-1 RIMMs not being properly identified or used "Troubleshooting System...
  • Page 61 The power indicator light-emitting diode (LED) and the hard-disk drive LED on the front of the computer emit diagnostic codes that can help you troubleshoot a system problem. Table 3 lists the codes for the diagnostic LEDs, probable causes, and suggested corrective actions. CAUTION: Before servicing any components inside your computer, see "Safety First—For You and Your Computer."...
  • Page 62 NOTICE: The second processor must be of the same type and speed as the first processor. NOTES: Dell recommends that only a technically knowledgeable person perform this procedure. Your system must be running the Microsoft® Windows NT® operating system to use a second microprocessor.
  • Page 63 Upgrading an Existing Microprocessor To upgrade an existing microprocessor, perform the following steps. NOTE: Dell recommends that only a technically knowledgeable person perform this procedure. CAUTION: Before you remove the computer cover, see "Safety First— For You and Your Computer."...
  • Page 64 NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion detector. 11. Run the Dell Diagnostics to verify that the new microprocessor is operating correctly. Back to Contents Page...

  • Page 65: Getting Started

    After you correctly connect all the cables to your system and turn it on, see the setup guide for your operating system to complete its installation. When the operating system is installed, you can connect peripheral devices such as a printer, or install application programs not already installed by Dell. Connecting Peripheral Devices Figure 1 shows the connectors on the back of your computer for attaching external devices.
  • Page 66 If you have the Microsoft® Windows® 98, Windows 95, or Windows NT® 4.0 operating system, Dell already installed the necessary mouse drivers on your hard-disk drive. If you need to reinstall the mouse drivers, see the documentation that accompanied your Dell ResourceCD for instructions.

  • Page 67: Controls And Indicators

    The NIC includes a Remote Wakeup feature that enables the computer to be started by a special local area network (LAN) signal from a server management console. Remote Wakeup provides remote computer setup, software downloading and installation, file updates, and asset tracking after hours and on weekends when LAN traffic is typically at a minimum.

  • Page 68: Chassis Intrusion

    configure the power button, it functions as follows: When the computer is turned off, pushing the power button turns on the computer. When the computer is turned on, pushing the power button and holding it for more than 6 seconds turns off the computer. When the computer is turned on, pushing the power button and releasing it places the computer in a suspended state that you determine through the BIOS configuration.

  • Page 69: Using The System Password Feature

    Your Dell system is shipped to you without the system password feature enabled. If system security is a concern, operate your system only with system password protection.
  • Page 70 Certain key combinations are not valid. If you enter one of these combinations, the speaker emits a beep. To erase a character when entering your password, press <Backspace> or the left-arrow key. NOTE: To escape from the field without assigning a system password, press <Tab> or the <Shift><Tab> combination to move to another field, or press <Esc>...

  • Page 71: Using The Setup Password Feature

    Using the Setup Password Feature Your Dell system is shipped to you without the setup password feature enabled. Since your system is also shipped with the DMI agent enabled and active (allowing system settings to be changed remotely), Dell strongly recommends that you enable and use the setup password feature to prevent unauthorized changes to system settings.
  • Page 72 2. Remove the jumper plug from the PSWD jumper to disable the password feature. Refer to "System Board Jumpers" for jumper information and to Figure 4 in "Inside Your Computer" for the location of the password jumper (labeled "PSWD") on the system board. 3.

  • Page 73: Ac Power Recovery

    Back to Contents Page System Setup Options: Dell™ OptiPlex™ GX300 System User's Guide AC Power Recovery Primary Video Controller Asset Tag Remote Wake Up Auto Power On Report Keyboard Errors Boot Sequence Second Processor CPU ID System Data CPU Speed System Date Diskette Drive A and Diskette Drive B...

  • Page 74: Cpu Speed

    <Alt><b> to save the change and reboot the system. MBA UNDI then appears under Boot Sequence. When you select this option, the system prompts you to press <Ctrl><Alt><b> at the Dell logo screen during system boot. A menu then appears that allows you to select PXE, RPL, BootP, or NetWare as the active boot mode.
  • Page 75 Network Interface Controller determines whether the integrated NIC is On, Off, or On w/ MBA. The default is On. If you select On w/ MBA, you are prompted to press <Ctrl><Alt><b> at the Dell logo screen during system boot. A menu then appears that allows you to select PXE, RPL, BootP, or NetWare as the active boot mode.

  • Page 76: Keyboard Numlock

    CD-ROM and EIDE tape drives. NOTES: For all devices obtained from Dell that use the integrated EIDE controller, set the appropriate Drive option to Auto. You must have an EIDE device connected to the primary EIDE interface if you have an EIDE device connected to the secondary EIDE...

  • Page 77: Primary Video Controller

    If you know the drive-type number Use the drive-type number you found in the documentation that came with the drive, or if the drive was installed by Dell when you purchased your system, access the Manufacturing Test Report from the Dell Accessories folder.
  • Page 78 The system's seven-character service tag number, which was programmed into NVRAM by Dell during the manufacturing process. Refer to this number during technical assistance or service calls. The service tag number is also accessed by certain Dell support software, including the diagnostics software.
  • Page 79 Setup Password lets you restrict access to System Setup in the same way that you restrict access to your system with the system password feature. Dell strongly recommends that you enable and use this feature to prevent unauthorized changes to System Setup settings.

  • Page 80: System Time

    provides the microprocessor serial number(s). The default is Disabled. System Time System Time resets the time on the computer's internal clock. Time is kept in a 24-hour format (hours:minutes:seconds). To change the time, press the left- or right-arrow key to select a field, and then press plus (+) or minus (–) to increase or decrease the number.

  • Page 81: Installing And Configuring Software

    Back to Contents Page Software Checks: Dell™ OptiPlex™ GX300 System User's Guide Overview Memory-Resident Programs Installing and Configuring Software Program Conflicts Error Messages Memory Address Conflicts Input Errors Interrupt Assignment Conflicts Overview Because most computers have several application programs installed in addition to the operating system, isolating a software problem can be confusing.

  • Page 82: Memory-Resident Programs

    Memory-Resident Programs There are a variety of utilities and supplementary programs that can be loaded either when the computer boots or from an operating system prompt. These programs are designed to stay resident in system memory and thus always be available for use. Because they remain in the computer's memory, memory conflicts and errors can result when other programs require use of all or part of the memory already occupied by these TSR programs.
  • Page 83 IRQ13 Used by the math coprocessor (if applicable) IRQ14 Used by the primary integrated drive electronics (IDE) controller IRQ15 Used by the secondary IDE controller Back to Contents Page...

  • Page 84: System Information

    Physical Expansion Bus Environmental Drives Processor Microprocessor type One or two Intel® Pentium® III microprocessors. Design provides for future Dell-supported upgrades. A slower compatibility speed can be set through System Setup. Internal cache 32-kilobyte (KB) first-level (16-KB data cache; 16-KB instruction cache)

  • Page 85: Expansion Bus

    Audio type Sound Blaster emulation Audio controller Analog Devices AD1881 AC97 Codec Stereo conversion 16 bit (analog-to-digital and digital-to-analog) Interfaces: Internal PCI bus/AC97 External stereo line-in minijack; microphone-in minijack; headphones/speakers-out minijack Expansion Bus Bus types PCI and AGP Bus speed PCI: 33 MHz AGP: 66 MHz PCI expansion-card connectors...

  • Page 86: Key Combinations

    Diskette drive 34-pin connector CD-ROM drive audio interface 4-pin connector Remote Wakeup 3-pin connector 3-pin connector Telephony 4-pin connector Key Combinations <Ctrl><Alt><Del> restarts (reboots) the system <F2> starts System Setup (during power-on self-test [POST] only) <Ctrl><Alt><\> toggles microprocessor speeds on 101-key keyboard (in MS-DOS® real mode only) <Ctrl><Alt><#>...
  • Page 87 Operating 10° to 35°C (50° to 95°F) Storage –40° to 65°C (–40° to 149°F) Relative humidity 20% to 80% (noncondensing) Maximum vibration: Operating 0.25 gravities (G) at 3 to 200 Hz at 1 octave/minute (min) 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 of 20 inches/second (sec) (50.8 cm/sec]) Storage 27-G faired square wave with a velocity change of 200 inches/sec (508 cm/sec) Altitude:...
  • Page 88 Back to Contents Page System Setup: Dell™ OptiPlex™ GX300 System User's Guide Using System Setup System Setup Options Back to Contents Page...

  • Page 89: Entering System Setup

    After you set up your system, run System Setup to familiarize yourself with your system configuration information and optional settings. Dell recommends that you print the System Setup screens (by pressing <Print Screen>) or record the information for future reference.

  • Page 90: System Setup Navigation Keys

    System Setup Navigation Keys Table 1 lists the keys you use to view or change information on the System Setup screen and to exit the program. Table 1. System Setup Navigation Keys Keys Action Moves to the next field.   or  Moves to the previous field.
  • Page 91 Back to Contents Page Troubleshooting: Dell™ OptiPlex™ GX300 System User's Guide Basic Checks External Components Messages and Codes Internal Components Software Checks Getting Help Dell Diagnostics Back to Contents Page...

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