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Dell™ Dimension™ 5100C Service Manual
Before You Begin Removing and Installing Parts
Technical Overview Replacing the Computer Cover
Specifications Troubleshooting Tools
Removing the Computer Cover System Setup
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 potentia
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Back to Contents Page Troubleshooting Tools Dell™ Dimension™ 5100C Service Manual Dell Diagnostics System Lights Diagnostic Lights Beep Codes Dell Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. When to Use the Dell Diagnostics If you experience a problem with your computer, perform the checks in this section and run the Dell Diagnostics before you contact Dell for te
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Configuration Displays your hardware configuration for the selected device. The Dell Diagnostics obtains configuration information for all devices from system setup, memory, and various internal tests, and it displays the information in the device list in the left pane of the screen. The device list may not display the names of all the components installed on your computer or all devices attached to your computer. Parameters Allows you to customize the test by changing the test settings. Cl
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A possible graphics card failure has occurred. l If the computer has a graphics card, remove the card, reinstall it and then restart the computer. l If the problem still exists, install a graphics card that you know works and restart the computer. l If the problem persists or the computer has integrated graphics, contact Dell (see your computer Owner's Manual for information about contacting Dell). A possible floppy or hard drive failure has Reseat all power and data cables and resta
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3-1-4 Slave interrupt mask register failure 3-2-2 Interrupt vector loading failure 3-2-4 Keyboard Controller Test failure 3-3-1 NVRAM power loss 3-3-2 Invalid NVRAM configuration 3-3-4 Video Memory Test failure 3-4-1 Screen initialization failure 3-4-2 Screen retrace failure 3-4-3 Search for video ROM failure 4-2-1 No timer tick 4-2-2 Shutdown failure 4-2-3 Gate A20 failure 4-2-4 Unexpected interrupt in protected mode 4-3-1 Memory failure above address 0FFFFh 4-3-3 Timer-chip count
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Back to Contents Page Before You Begin Dell™ Dimension™ 5100C Service Manual Getting Started Recommended Tools Turning Off Your Computer Before Working Inside Your Computer Getting Started This document provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedure assumes that the following conditions exist: l You have performed the steps in "Turning Off Your Computer" and "Before Working Inside Your Compute
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NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network port or device. 2. Disconnect any telephone or network cables from the computer. 3. Disconnect your computer and all attached devices from their electrical outlets, and then press the power button to ground the system board. 4. Remove the computer stand, if it is attached. CAUTION: To guard against electrical shock, always unplug your computer from th
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Back to Contents Page Replacing the Computer Cover Dell™ Dimension™ 5100C Service Manual CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. 1. Ensure that all cables are connected and folded out of the way. Pull the power cables toward you so that they do not get caught underneath the drives. 2. Ensure that no tools or extra parts are left inside the computer. 3. Install the cover:
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Back to Contents Page Removing the Computer Cover Dell™ Dimension™ 5100C Service Manual CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. 1. Follow the procedures in "Before You Begin." CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover. NOTICE: Ensure that sufficient space exists to support the removed cover—at least 30
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Back to Contents Page Removing and Installing Parts Dell™ Dimension™ 5100C Service Manual Memory Fan Assembly Cards Processor Hard Drive Modem CD/DVD Drive Power Supply Floppy Drive (Optional) System Board Media Card Reader Front I/O Panel Heat-Sink Assembly Battery Memory You can increase your computer memory by installing memory modules on the system board. Your computer supports DDR2 memory. NOTE: Buffered memory is not supported on this com
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NOTICE: If you remove your original memory modules from the computer during a memory upgrade, keep them separate from any new modules that you may have, even if you purchased the new modules from Dell. If possible, do not pair an original memory module with a new memory module. Otherwise, your computer may not start properly. You should install your original memory modules in pairs either in DIMM connectors 1 and 2 or DIMM connectors 3 and 4. Addressing Memory With 4-GB Configurations Yo
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NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug it into the computer. 9. Connect your computer and devices to electrical outlets, and turn them on. 10. Right-click the My Computer icon and click Properties. 11. Click the General tab. 12. To verify that the memory is installed correctly, check the amount of memory (RAM) listed. Removing Memory CAUTION: Before you begin any of the procedures in this sect
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position. 4. If you are installing a new card, remove the filler bracket to create a card-slot opening. Then continue with step 6. 5. If you are replacing a card that is already installed in the computer, remove the card. If necessary, disconnect any cables connected to the card. Grasp the card by its top corners, and ease it out of its connector. 6. Prepare the card for installation. See the documentation that came with the card for information on configuring the car
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l The notch in the top of the card or filler bracket fits around the alignment guide. 12. Close the card retention door by snapping it into place to secure the card(s). NOTICE: Do not route card cables over or behind the cards. Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment. 13. Connect any cables that should be attached to the card. See the documentation that came with the card for information about th
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CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover. NOTICE: To avoid damage to the drive, do not set it on a hard surface. Instead, set the drive on a surface, such as a foam pad, that will sufficiently cushion it. NOTICE: If you are replacing a hard drive that contains data you
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4. Connect the power cable and the serial ATA data cable to the drive. 5. Ensure that all connectors are properly cabled and firmly seated. 6. Slide the drive into place until you feel a click or feel the drive securely installed. 7. Replace the computer cover. NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug it into the computer. 8. Connect your computer and devices to electrical outlets, and turn th
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1. Follow the procedures in "Before You Begin." NOTICE: Do not pull the drive out of the computer by the drive cables. Doing so may cause damage to cables and the cable connectors. 2. Remove the computer cover. 3. Pull up on the drive release latch and slide the drive toward the back of the computer. 4. Carefully, so as not to damage the attached interface cable, lift the drive away from the computer. NOTE: The interface cable is held in place by the metal driv
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3. Slide the drive into place until you feel a click or feel the drive securely installed. 4. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents. 5. Replace the computer cover. 6. Connect your computer and devices to their electrical outlets, and turn them on. 7. See the documentation that came with the drive for instructions on installing any software required for drive operation. 8. Enter
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6. Disconnect the interface cable from the system board. NOTE: The interface cable is held in place by the metal drive bracket and does not need to be removed from the drive. Installing a Floppy Drive NOTE: If the replacement or new floppy drive does not have the shoulder screws, use the screws in the drive-panel insert. 1. Follow the procedures in "Before You Begin." 2. Remove the computer cover. 3. Slide the drive into place until you feel a click or feel
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5. Check all cable connections, and fold cables out of the way to avoid blocking the fan and cooling vents. 6. Replace the CD/DVD drive. 7. Replace the computer cover. NOTICE: To connect a network cable, first plug the cable in to the network port or device and then plug it in to the computer. 8. Connect your computer and devices to their electrical outlets, and turn them on. See the documentation that came with the drive for instructions on installing any softw
