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Owner's Manual
Dell™ Dimension™ 5100C Service Manual
Before You Begin
Technical Overview
Specifications
Removing the Computer Cover
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.
Information in this document is subject to change without notice.
© 2005 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, and Dimension are trademarks of Dell Inc.; Intel, Pentium, Intel SpeedStep, a n d Celeron are registered trademarks of Intel
Corporation; Microsoft and Windows are registered trademarks of Microsoft Corporation.
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 Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
April 2005 Rev. A00
Removing and Installing Parts
Replacing the Computer Cover
Troubleshooting Tools
System Setup
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Table of Contents
Related Manuals for Dell Dimension 5100C
Summary of Contents for Dell Dimension 5100C
- Page 1 Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and Dimension are trademarks of Dell Inc.; Intel, Pentium, Intel SpeedStep, a n d Celeron are registered trademarks of Intel Corporation;...
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Page 2: Troubleshooting Tools
If you cannot resolve the error condition, contact Dell. For information about contacting Dell, see your Owner's Manual. NOTE: The Service Tag for your computer is located at the top of each test screen. If you contact Dell, technical support will ask for your Service Tag. ... -
Page 3: System Lights
Parameters Allows you to customize the test by changing the test settings. Close the test screen to return to the Main Menu screen. To exit the Dell Diagnostics and restart the computer, close the Main Menu screen. System Lights Your power button light and hard-drive activity light may indicate a computer problem. -
Page 4: Beep Codes
If the problem still exists, install a graphics card that you know works and restart the computer. 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 restart the computer. - Page 5 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...
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Page 6: Before You Begin
Hold a component such as a processor by its edges, not by its pins. NOTICE: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty. - Page 7 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. ...
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Page 8: Replacing The Computer Cover
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. -
Page 9: Removing The Computer Cover
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."... -
Page 10: Removing And Installing Parts
If you install mixed pairs of DDR2 400-MHz (PC2-3200) and DDR2 533-MHz (PC2-4300) memory, the modules function at the speed of the slowest module installed. Be sure to install a single memory module in DIMM connector 1, the connector closest to the processor, before you install modules in the other connectors. NOTE: Memory purchased from Dell is covered under your computer warranty. -
Page 11: Addressing Memory With 4-Gb Configurations
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. -
Page 12: Removing Memory
To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis. Your Dell™ computer provides the following slots for PCI Express cards: One PCI Express x16 card slot One PCI Express x1 card slot... - Page 13 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.
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Page 14: Removing A Pci Express Card
5. If you are removing the card permanently, install a filler bracket in the empty card-slot opening. If you need a filler bracket, contact Dell. NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets keep dust and dirt out of your computer. -
Page 15: Removing A Hard Drive
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. -
Page 16: Removing A Cd/Dvd Drive
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. ... -
Page 17: Installing A Cd/Dvd Drive
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. ... -
Page 18: Floppy Drive (Optional)
8. Enter system setup and select the appropriate Drive option. 9. Verify that your computer works correctly by running the Dell Diagnostics. Floppy Drive (Optional) CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. -
Page 19: Installing A Floppy Drive
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. ... -
Page 20: Removing A Media Card Reader
9. Enter system setup and select the appropriate Drive option. 10. Verify that your computer works correctly by running the Dell Diagnostics. Media Card Reader For information about using the Media Card Reader, see your Owner's Manual. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. -
Page 21: Installing A Media Card Reader
6. Pull up on the drive release latch and slide the Media Card Reader toward the back of the computer. Then, lift to remove the drive from the computer. Installing a Media Card Reader 1. Follow the procedures in "Before You Begin."... -
Page 22: Heat Sink Assembly
9. Enter system setup and select the appropriate Drive option. 10. Verify that your computer works correctly by running the Dell Diagnostics. Heat-Sink Assembly CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. -
Page 23: Fan Assembly
1 heat-sink assembly CAUTION: The heat-sink assembly can get very hot during normal operation. Be sure that the assembly has had sufficient time to cool before you touch it. 4. Remove the two screws from either side of the heat-sink assembly. NOTICE: After you remove the heat-sink assembly, lay the assembly on its side. -
Page 24: Removing The Processor
Removing the Processor NOTICE: Do not perform the following steps unless you are familiar with hardware removal and replacement. Performing these steps incorrectly could damage your system board. For technical service, see "Contacting Dell" in the Owner's Manual. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. -
Page 25: Replacing The Modem
If you are not installing a processor upgrade kit from Dell, reuse the original heat-sink assembly when you replace the processor. If you installed a processor replacement kit from Dell, return the original heat-sink assembly and processor to Dell in the same package in which your replacement kit was sent. -
Page 26: Replacing The External Modem Connector
NOTE: For easier access to the modem, it may be necessary to remove the power cable from the power connector on the system board. 4. Remove the existing modem: a. Disconnect the modem cable from the modem. b. Use a small Phillips screwdriver to remove the two screws that secure the modem to the system board, and set the screws aside. c. -
Page 27: Removing The Power Supply
6. To install a new modem cable and external modem connector: a. Attach the modem cable to the external modem connector. b. Align the external modem connector with the slot on the back on the computer. c. Replace the screw that secures the external modem connector in place. d. -
Page 28: Replacing The Power Supply
6. Slide the power supply approximately 1 inch toward the front of the computer. 7. Lift the power supply out of the computer. Replacing the Power Supply 1. Lower the power supply into the computer and slide the power supply toward the back of the computer. ... -
Page 29: Replacing The System Board
5. Disconnect the modem cable and ground wire from the modem: a. Disconnect the modem cable from the modem. b. Use a size #1 screwdriver to remove the screws that secure the modem and ground wire to the system board, and set the screws aside. ... -
Page 30: Front I/O Panel
NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug it into the computer. 11. Connect your computer and devices to electrical outlets, and turn them on. Front I/O Panel ... -
Page 31: Replacing The Battery
Replacing the Battery 1. Record all the screens in system setup so that you can restore the correct settings in step 11. 2. Follow the procedures in "Before You Begin." 3. Remove the computer cover. 4. Remove the hard drive. -
Page 32: Specifications
Back to Contents Page Specifications Dell™ Dimension™ 5100C Service Manual Processor Drives Memory Connectors Computer Information Controls and Lights Video Power Audio Physical Expansion Bus Environmental Processor Processor types Intel® Pentium® 4 5XXX and 6XXX processors with Hyper-Threading technology Pentium D 8XXX dual core processors (no Hyper- Threading) Intel Celeron® D processors... - Page 33 x16 slot bidirectional speed: 8 GB/sec PCI Express: connector one x1 connector size 36 pins connector data width (maximum) one PCI Express lane PCI Express: connector one x16 connector size 164 pins connector data width (maximum) 16 PCI Express lanes Drives ...
- Page 34 Activity light (on integrated network adapter) yellow blinking light Diagnostic lights four lights on the front panel (See "Dell Diagnostics" for an explanation of the diagnostic light codes.) Standby power light AUX_PWRLED on the system board...
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Page 35: Entering System Setup
Entering System Setup 1. Turn on (or restart) your computer. 2. When the blue DELL™ logo appears, press <F2> immediately. If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop. Then shut down your computer and try again. ... - Page 36 Displays the following information for the processor installed in the system: Processor Type, Processor Clock Speed, Processor Bus Speed, Processor Cache Size, Processor ID number, whether the processor is Hyperthreading or Multiple Core Capable, and if the Processor Info processor has 64-bit Technology. Displays the amount of Installed Memory, Memory Speed, Memory Channel Mode, and a description of the Memory Technology.
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Page 37: Option Settings
Power Management AC Recovery Determines what happens when AC power is restored to the computer. Sets the computer to automatically turn on. Choices are every day or every Monday through Friday. The default setting is Off. Auto Power On This feature does not work if you turn off your computer using a power strip or surge protector. Sets time to automatically turn on the computer. -
Page 38: Changing Boot Sequence For Future Boots
NOTE: To boot to a USB device, the device must be bootable. To make sure your device is bootable, check the device documentation. NOTE: You can also change the boot sequence using the Boot Sequence options in the System Setup Options. -
Page 39: Clearing Cmos Settings
11. Connect your computer and devices to electrical outlets, and turn them on. Clearing CMOS Settings 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."... -
Page 40: Technical Overview
Back to Contents Page Technical Overview Dell™ Dimension™ 5100C Service Manual Front View Back View Inside View of Your Computer System Board Components Power Supply DC Connector Pin Assignments Front View NOTE: The front-panel door does not close when you are using certain Flash Media or IEEE 1394, USB, or headphone connectors. -
Page 41: Back View
computer is adequately ventilated. Use only a dry cloth to clean the vent area to avoid water damage to the computer. power button Press this button to turn on the computer. NOTICE: To avoid losing data, do not use the power button to turn off the computer. - Page 42 link integrity light Green — A good connection exists between a 10-Mbps network and the computer. Orange — A good connection exists between a 100-Mbps network and the computer. Off — The computer is not detecting a physical connection to the network. network adapter To attach your computer to a network or broadband device, connector...
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Page 43: Inside View Of Your Computer
Inside View of Your Computer CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover. System Board Components ... -
Page 44: Power Supply Dc Connector Pin Assignments
(default) Password features are disabled. RTCRST Real-time clock reset in normal operation. (default) Clear CMOS settings. Power Supply DC Connector Pin Assignments DC Power Connector P1 Pin Number Signal Name 18-AWG Wire +3.3 VDC Orange +3.3 VDC Orange Black +5 VDC... -
Page 45: Dc Power Connector P2
Black Black Black N.C. N.C. +5 VDC +5 VDC +5 VDC Black *Use 22 AWG wire instead of 18 AWG. DC Power Connector P2 Pin Number Signal Name 18-AWG Wire Black Black +12 VDC Yellow +12 VDC Yellow ... - Page 46 Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and Dimension are trademarks of Dell Inc.; Intel, Pentium, Intel SpeedStep, a n d Celeron are registered trademarks of Intel Corporation;...