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...Users who want to learn about the features and operation of the system features and infor- Warranty and Return Policy Information Dell Computer Corporation ("Dell") manufactures its hardware products from parts and components that are new or equivalent to new in this chapter. •... and error messages generated during system start-up. It can refer to this guide can be used for anyone who uses a Dell Dimension 900 system. The chapters and appendixes are possible causes and corrective actions. • Appendix D, "Regulatory Notices," provides regulatory information on...
...Users who want to learn about the features and operation of the system features and infor- Warranty and Return Policy Information Dell Computer Corporation ("Dell") manufactures its hardware products from parts and components that are new or equivalent to new in this chapter. •... and error messages generated during system start-up. It can refer to this guide can be used for anyone who uses a Dell Dimension 900 system. The chapters and appendixes are possible causes and corrective actions. • Appendix D, "Regulatory Notices," provides regulatory information on...
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...by -step instructions for setting up your computer system. • The Dell Dimension Systems Setup Guide describes how to properly set up your operating system and connect a printer. • The Dell Dimension 900 System Help describes the features and operation of text may be installed on... the Windows desktop, click System Information, click System Documentation, and then click Dell Dimension Help. • Online documentation is included with your...
...by -step instructions for setting up your computer system. • The Dell Dimension Systems Setup Guide describes how to properly set up your operating system and connect a printer. • The Dell Dimension 900 System Help describes the features and operation of text may be installed on... the Windows desktop, click System Information, click System Documentation, and then click Dell Dimension Help. • Online documentation is included with your...
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... hardware and software features of your computer • Available upgrades for video functions. For information on the system board. support.dell.com Introduction 1-1 These systems incorporate a high-performance Peripheral Component Interconnect (PCI) design, allowing a wide range of your system... Pentium III processor with Streaming SIMD Extensions or a Celeron processor with MMX™ technology. CHAPTER 1 Introduction Dell™ Dimension™ 900 computer systems are high-speed personal computers that memory is reserved for your computer • Theft-deterrent features ...
... hardware and software features of your computer • Available upgrades for video functions. For information on the system board. support.dell.com Introduction 1-1 These systems incorporate a high-performance Peripheral Component Interconnect (PCI) design, allowing a wide range of your system... Pentium III processor with Streaming SIMD Extensions or a Celeron processor with MMX™ technology. CHAPTER 1 Introduction Dell™ Dimension™ 900 computer systems are high-speed personal computers that memory is reserved for your computer • Theft-deterrent features ...
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...and Analysis Reporting Technology II (SMART II) support, which warns you at system start-up if your operating system documentation. 1-2 Dell Dimension 900 System Reference and Troubleshooting Guide NOTE: Inconsistencies in the manufacturing of the computer and another USB port connector is located on the... with PCI specification 2.2. • Full compliance with Dynamic Video Memory and 4 MB of SDRAM for use with Dimension 900 system-specific expansion cards available only from Dell (see Figure 2-7) is installed on your convenience, a USB port connector is located on the front side of ...
...and Analysis Reporting Technology II (SMART II) support, which warns you at system start-up if your operating system documentation. 1-2 Dell Dimension 900 System Reference and Troubleshooting Guide NOTE: Inconsistencies in the manufacturing of the computer and another USB port connector is located on the... with PCI specification 2.2. • Full compliance with Dynamic Video Memory and 4 MB of SDRAM for use with Dimension 900 system-specific expansion cards available only from Dell (see Figure 2-7) is installed on your convenience, a USB port connector is located on the front side of ...
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To use the padlock ring, insert a commercially available padlock through the ring, and then lock the padlock. 1-4 Dell Dimension 900 System Reference and Troubleshooting Guide Padlock Ring The padlock ring allows you to secure the computer cover to the chassis with a padlock to prevent unauthorized access to the inside of the computer. padlock ring Figure 1-1.
To use the padlock ring, insert a commercially available padlock through the ring, and then lock the padlock. 1-4 Dell Dimension 900 System Reference and Troubleshooting Guide Padlock Ring The padlock ring allows you to secure the computer cover to the chassis with a padlock to prevent unauthorized access to the inside of the computer. padlock ring Figure 1-1.
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... for upgrades. ment" found earlier in a horizontal position (see Figure 2-1). 4. The system board continues to an electrical outlet (the system-board power indicator [see Figure 2-1). 2-2 Dell Dimension 900 System Reference and Troubleshooting Guide Also, observe the safety instructions at the front of Your Equip- If you can reassemble the system correctly. NOTICE: To...
... for upgrades. ment" found earlier in a horizontal position (see Figure 2-1). 4. The system board continues to an electrical outlet (the system-board power indicator [see Figure 2-1). 2-2 Dell Dimension 900 System Reference and Troubleshooting Guide Also, observe the safety instructions at the front of Your Equip- If you can reassemble the system correctly. NOTICE: To...
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... the system board and to operate the system lying flat on the system board. The flat ribbon cables are installed directly onto the system board. 2-4 Dell Dimension 900 System Reference and Troubleshooting Guide Some hardware options are the interface cables for internal drives. CAUTION: Your system is designed to work only in a vertical...
... the system board and to operate the system lying flat on the system board. The flat ribbon cables are installed directly onto the system board. 2-4 Dell Dimension 900 System Reference and Troubleshooting Guide Some hardware options are the interface cables for internal drives. CAUTION: Your system is designed to work only in a vertical...
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System Board Features 2-6 Dell Dimension 900 System Reference and Troubleshooting Guide System Board Figure 2-4 shows the system board connectors and sockets, and Table 2-1 describes their functions. microprocessor socket (U9) DIMM sockets (...
System Board Features 2-6 Dell Dimension 900 System Reference and Troubleshooting Guide System Board Figure 2-4 shows the system board connectors and sockets, and Table 2-1 describes their functions. microprocessor socket (U9) DIMM sockets (...
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... may occur. To change a jumper setting. Table 2-2 describes the settings and functions of the password jumper (JP6) in the system Help defines abbreviations and acronyms. 2-8 Dell Dimension 900 System Reference and Troubleshooting Guide Password Jumper Figure 2-4 shows the location of the password jumper. Table 2-2. Jumpers Jumpers are small blocks on the system board...
... may occur. To change a jumper setting. Table 2-2 describes the settings and functions of the password jumper (JP6) in the system Help defines abbreviations and acronyms. 2-8 Dell Dimension 900 System Reference and Troubleshooting Guide Password Jumper Figure 2-4 shows the location of the password jumper. Table 2-2. Jumpers Jumpers are small blocks on the system board...
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Change this setting only if instructed to by its edges, which may be sharp. 2-10 Dell Dimension 900 System Reference and Troubleshooting Guide CAUTION: Before you remove the computer cover, see Figure 2-5). Do not grasp the bracket by Dell Technical Support. Boot-Block Jumper Settings Jumper Settings Description Normal boot setting (default). Remove the riser...
Change this setting only if instructed to by its edges, which may be sharp. 2-10 Dell Dimension 900 System Reference and Troubleshooting Guide CAUTION: Before you remove the computer cover, see Figure 2-5). Do not grasp the bracket by Dell Technical Support. Boot-Block Jumper Settings Jumper Settings Description Normal boot setting (default). Remove the riser...
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PCI expansion-card connector 1 (PCI1) is supported by the card. 2-12 Dell Dimension 900 System Reference and Troubleshooting Guide Figure 2-7 shows the two PCI expansion-card connectors on the riser board. Also check the Windows 98, Windows... PCI Expansion Card PCI2 connector PCI1 connector Figure 2-7. Riser Board PCI Expansion-Card Connectors Make sure that is reserved for use with Dimension 900 system-specific expansion cards available only from Dell (see "Available Upgrades" in Chapter 1). The riser board accommodates up to two one -third-length PCI expansion card. Figure 2-6...
PCI expansion-card connector 1 (PCI1) is supported by the card. 2-12 Dell Dimension 900 System Reference and Troubleshooting Guide Figure 2-7 shows the two PCI expansion-card connectors on the riser board. Also check the Windows 98, Windows... PCI Expansion Card PCI2 connector PCI1 connector Figure 2-7. Riser Board PCI Expansion-Card Connectors Make sure that is reserved for use with Dimension 900 system-specific expansion cards available only from Dell (see "Available Upgrades" in Chapter 1). The riser board accommodates up to two one -third-length PCI expansion card. Figure 2-6...
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5. filler-bracket cap screw Figure 2-8. Removing the Filler-Bracket Cap 6. Remove the screw that covers the card-slot opening for the expansion slot you intend to the back panel of the computer (see Figure 2-9). Unscrew and remove the metal filler bracket that secures the filler-bracket cap to use (see Figure 2-8), and remove the filler-bracket cap. Removing the Filler Bracket 2-14 Dell Dimension 900 System Reference and Troubleshooting Guide filler bracket Figure 2-9.
5. filler-bracket cap screw Figure 2-8. Removing the Filler-Bracket Cap 6. Remove the screw that covers the card-slot opening for the expansion slot you intend to the back panel of the computer (see Figure 2-9). Unscrew and remove the metal filler bracket that secures the filler-bracket cap to use (see Figure 2-8), and remove the filler-bracket cap. Removing the Filler Bracket 2-14 Dell Dimension 900 System Reference and Troubleshooting Guide filler bracket Figure 2-9.
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... screw from an expansion-card connector. This system supports only non-error checking and correction (non-ECC), 100-megahertz (MHz) DIMMs. Purchasing memory upgrades from Dell Spare Parts ensures system compatibility; Otherwise, damage to the card. 4. The brackets also keep dust and dirt out of 3.3-volt (V) 32-, 64-, 128-, and... bracket mount. See the documentation that you are also covered under your computer. 8. Grasp the card by installing combinations of your system warranty. 2-16 Dell Dimension 900 System Reference and Troubleshooting Guide Removing Expansion Cards 1.
... screw from an expansion-card connector. This system supports only non-error checking and correction (non-ECC), 100-megahertz (MHz) DIMMs. Purchasing memory upgrades from Dell Spare Parts ensures system compatibility; Otherwise, damage to the card. 4. The brackets also keep dust and dirt out of 3.3-volt (V) 32-, 64-, 128-, and... bracket mount. See the documentation that you are also covered under your computer. 8. Grasp the card by installing combinations of your system warranty. 2-16 Dell Dimension 900 System Reference and Troubleshooting Guide Removing Expansion Cards 1.
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...Removing a DIMM 1. 7. To enter the system setup program, restart the computer and press when the blue Dell logo screen appears. Press outward on the System Information screen is reserved for video functions. Verify that memory ...see Figure 2-12). To enter the system setup program, restart the computer system and press when the blue Dell logo screen appears. securing clips (2) Figure 2-12. Remove the riser-board bracket according to their sockets, and...system memory value reported by the operating system is correct. 2-18 Dell Dimension 900 System Reference and Troubleshooting Guide
...Removing a DIMM 1. 7. To enter the system setup program, restart the computer and press when the blue Dell logo screen appears. Press outward on the System Information screen is reserved for video functions. Verify that memory ...see Figure 2-12). To enter the system setup program, restart the computer system and press when the blue Dell logo screen appears. securing clips (2) Figure 2-12. Remove the riser-board bracket according to their sockets, and...system memory value reported by the operating system is correct. 2-18 Dell Dimension 900 System Reference and Troubleshooting Guide
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...: If you may damage the system board by prying off the socket or by breaking circuit traces on the system board (see Figure 2-14). 2-20 Dell Dimension 900 System Reference and Troubleshooting Guide Otherwise, you pry out the battery with a blunt, nonconductive object, such as a plastic screwdriver. Locate the battery on the system...
...: If you may damage the system board by prying off the socket or by breaking circuit traces on the system board (see Figure 2-14). 2-20 Dell Dimension 900 System Reference and Troubleshooting Guide Otherwise, you pry out the battery with a blunt, nonconductive object, such as a plastic screwdriver. Locate the battery on the system...
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... connections, perform the following sections to perform an initial check of your computer system or to ensure a firm connection. 3-2 Dell Dimension 900 System Reference and Troubleshooting Guide Reseat all the switches, controls, and cable connections can easily solve these problems. Usually reseating (...disconnecting and then reconnecting) the cables corrects these problems. NOTE: See the "System Features" section of the Dell Dimension 900 System Help for the location of your computer's external connectors and controls. Reseat the keyboard (purple) and mouse (green) ...
... connections, perform the following sections to perform an initial check of your computer system or to ensure a firm connection. 3-2 Dell Dimension 900 System Reference and Troubleshooting Guide Reseat all the switches, controls, and cable connections can easily solve these problems. Usually reseating (...disconnecting and then reconnecting) the cables corrects these problems. NOTE: See the "System Features" section of the Dell Dimension 900 System Help for the location of your computer's external connectors and controls. Reseat the keyboard (purple) and mouse (green) ...
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...strip or multiple power strips from one electrical outlet • Electrical conduits in an adjoining wall or elevators on Dell's World Wide Web site (http://support.dell.com). imity to the computer • Speakers, especially the subwoofer, or telephone too close prox- Check ... to overheat • Line noise or power drops and surges from Dell, you can do for fault indications and troubleshooting procedures specific to your computer and attached devices. Monitor This section lists some basic checks you know works. 3-4 Dell Dimension 900 System Reference and Troubleshooting Guide
...strip or multiple power strips from one electrical outlet • Electrical conduits in an adjoining wall or elevators on Dell's World Wide Web site (http://support.dell.com). imity to the computer • Speakers, especially the subwoofer, or telephone too close prox- Check ... to overheat • Line noise or power drops and surges from Dell, you can do for fault indications and troubleshooting procedures specific to your computer and attached devices. Monitor This section lists some basic checks you know works. 3-4 Dell Dimension 900 System Reference and Troubleshooting Guide
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...; Change the display type to an analog line only. Restart the system. 2. For Windows 98, Windows Me, and Windows 2000, press when you cannot connect. 3-6 Dell Dimension 900 System Reference and Troubleshooting Guide Speakers Perform the following checks for speaker problems: • Ensure that the speakers are properly connected as a digital or private...
...; Change the display type to an analog line only. Restart the system. 2. For Windows 98, Windows Me, and Windows 2000, press when you cannot connect. 3-6 Dell Dimension 900 System Reference and Troubleshooting Guide Speakers Perform the following checks for speaker problems: • Ensure that the speakers are properly connected as a digital or private...
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...may be read by performing the following checks. If you have problems with an optical drive, such as described in "Running the Dell Diagnostics" found later in Chapter 2) except the network card to prevent a card that is incorrectly configured from the wall jack to...Removing Expansion Cards" in this chapter. NOTE: Inconsistencies in the drive. Replace the riser-board bracket and computer cover, connect all drives. 3-8 Dell Dimension 900 System Reference and Troubleshooting Guide Ensure that not all media can be defective. • Check the settings on the system. 6. Optical Drives ...
...may be read by performing the following checks. If you have problems with an optical drive, such as described in "Running the Dell Diagnostics" found later in Chapter 2) except the network card to prevent a card that is incorrectly configured from the wall jack to...Removing Expansion Cards" in this chapter. NOTE: Inconsistencies in the drive. Replace the riser-board bracket and computer cover, connect all drives. 3-8 Dell Dimension 900 System Reference and Troubleshooting Guide Ensure that not all media can be defective. • Check the settings on the system. 6. Optical Drives ...
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...test group(s) or subtest(s). See Appendix B, "System Setup Program," for more information. 3-10 Dell Dimension 900 System Reference and Troubleshooting Guide Enter the system setup program by pressing when the blue Dell logo appears. pleted successfully • Error messages that inform you whether test groups or subtests ...let the system complete the load operation. Turn on (or restart) your system. 2. If you are working, you can use the Dell Diagnostics. If you are run tests individually or collectively • An option that allows you to choose the number of times a test ...
...test group(s) or subtest(s). See Appendix B, "System Setup Program," for more information. 3-10 Dell Dimension 900 System Reference and Troubleshooting Guide Enter the system setup program by pressing when the blue Dell logo appears. pleted successfully • Error messages that inform you whether test groups or subtests ...let the system complete the load operation. Turn on (or restart) your system. 2. If you are working, you can use the Dell Diagnostics. If you are run tests individually or collectively • An option that allows you to choose the number of times a test ...