Dell 5100C manuale d’uso

Dell™Dimension™5100CServiceManual  Notes, Notices, and Cautions 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.[...]

Back to Contents Page  Troubleshooting Tools Dell™Dimension™5100CServiceManual  Dell Diagnostics  System Lights  Diagnostic Lights  Beep Codes  Dell Diagnostics   When to Use the Dell Diagnostics If you experience a problem with your computer, perform the checks in this section and run the Dell Di[...]

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.  Diagnostic Lights  To help you troubleshoot a problem, your computer has four lights labeled &qu[...]

 Beep Codes Your computer might emit a series of beeps during start - up if the monitor cannot display errors or problems. This series of beeps, called a beep code, identifies a problem. One possible beep code (code 1 - 3 - 1) consists of one beep, a burst of three beeps, and then one beep. This beep code tells you that the computer encountered [...]

Back to Contents Page  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 time[...]

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 n[...]

 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.   5. Open the computer cover . Back to Contents Page  NOTICE: To discon[...]

Back to Contents Page  Replacing the Computer Cover Dell™Dimension™5100CServiceManual   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. Ins[...]

Back to Contents Page  Removing the Computer Cover Dell™Dimension™5100CServiceManual   1. Follow the procedures in " Before You Begin ."   2. Lay your computer on its side with the computer cover facing up.  3. Pull back the cover latch release on the top panel.  4. Locate the three hinge tabs on the b[...]

Back to Contents Page  Removing and Installing Parts Dell™Dimension™5100CServiceManual   Memory You can increase your computer memory by installing memory modules on the system board. Your computer supports DDR2 memory.  DDR2 Memory Overview DDR2 memory modules should be installed in pairs of matched memory size, speed, [...]

 Addressing Memory With 4 - GB Configurations Your computer supports a maximum of 4 GB of memory when you use two 2 - GB DIMMs. Current operating systems, such as Microsoft ® Windows ® XP, can only use a maximum of 4 GB of address space; however, the amount of memory available to the operating system is less than 4 GB. Certain components[...]

 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   1. Follow the procedures in " Before Yo[...]

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 it[...]

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).  13. Connect any cables that should be attached to the card. See the documentation that came with the card for information about the card cable connections.  14. Repla[...]

 Check the documentation for the drive to verify that it is configured for your computer.  Removing a Hard Drive  1. Follow the procedures in " Before You Begin ."  2. Remove the computer cover .  3. Press the blue tabs on either side of the guide bracket toward each other and slide the drive up and out of the computer. [...]

 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 .  8. Connect your computer and devices to electrical outlets, and tur[...]

 1. Follow the procedures in " Before You Begin ."  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.  5. Disconnect the interface cable from the in[...]

 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[...]

 6. Disconnect the interface cable from the system board.  Installing a Floppy Drive  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 the drive securely installed.  4. Attach the interface cable to the system board. NOTE: The [...]

 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 .  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 an[...]

 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 ."  2. Remove the computer cover .  3. Remove the Media Card Reader from its packaging and [...]

 5. Reconnect the data cable on the back of the Media Card Reader to the front - panel connector on the system board.  6. Replace the CD/DVD drive .  7. Replace the computer cover .  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 inst[...]

  4. Remove the two screws from either side of the heat - sink assembly.  5. Pivot the assembly toward the back of the computer and lift to remove.  Fan Assembly   1. Follow the procedures in " Before You Begin ."  2. Remove the computer cover .  3. Remove the CD/DVD drive , if installed.   4. Remove the heat[...]

 Processor  Removing the Processor   1. Follow the procedures in " Before You Begin ."   2. Open the computer cover .   3. Remove the heat - sink assembly .  4. Open the processor cover.  5. To remove the processor from the socket, lift the processor vertically in one motion. Leave the release lever extended [...]

 4. Set the processor lightly in the socket and ensure that the processor is level in the socket. When the processor is positioned correctly, press it with minimal pressure to seat it.  5. When the processor is fully seated in the socket, close the processor cover.  6. Pivot the socket release lever back toward the socket and snap it into [...]

 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.  Pull straight up on the attached pull - tab to lift the modem out of its connector on the system board.  5. Install the ne[...]

 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.  Carefully route the cable wire and reconnect the mod[...]

 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.  2. Replace the three power supply screws.  3. Reconnect the DC power [...]

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.  6. Before you remove the existing system board, visually compare the replacement system board t[...]

 11. Connect your computer and devices to electrical outlets, and turn them on.  Front I/O Panel   1. Follow the procedures in " Before You Begin ."   2. Open the computer cover .  3. Remove the power supply , any installed cards , and any components that restrict access to the system board.  4. Remove the system b[...]

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 .  5. Locate the battery socket (see " System Board Components ").  6. Remove [...]

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 ® Pentiu[...]

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 Externally accessible one slimline 3.5 - inch media bay (for optional flo[...]

Back to Contents Page  internal power problem (see "Power Problems" in your computer Owner's Manual ). Hard - drive access light green Link integrity light (on integrated network adapter) green light — A good connection exists between a 10 - Mbps network and the computer. orange light — A good connection exists between a 100 -[...]

Back to Contents Page  System Setup Dell™Dimension™5100CServiceManual  Overview  Entering System Setup  System Setup Options  Boot Sequence  Clearing Forgotten Passwords  Clearing CMOS Settings  Overview Use system setup as follows: l  To change the system configuration information after [...]

Processor Info 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 has 64 - bit Technology . Memory Info Displays the amount of I[...]

 Boot Sequence This feature allows you to change the boot sequence for devices.  Option Settings l  Diskette Drive — The computer attempts to boot from the floppy drive. If the floppy disk in the drive is not bootable, if no floppy disk is in the drive, or if there is no floppy drive installed in the computer, the computer generates an e[...]

 Changing Boot Sequence for Future Boots  1. Enter system setup .  2. Press the arrow keys to highlight the Boot Sequence menu option and press <Enter> to access the menu.  3. Press the up - and down - arrow keys to move through the list of devices.  4. Press the spacebar to enable or disable a device (enabled devices have a ch[...]

 11. Connect your computer and devices to electrical outlets, and turn them on.  Clearing CMOS Settings   1. Follow the procedures in " Before You Begin ."  2. Remove the computer cover .  3. Remove the hard drive.  4. Reset the current CMOS settings: a.  Locate the 3 - pin CMOS jumper (RTCRST) on the system board [...]

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 IEE[...]

 Back View computer is adequately ventilated. Use only a dry cloth to clean the vent area to avoid water damage to the computer. 6 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. Instead, perform an operating system shutdown. 7 power light The power l[...]

1 link integrity light l  Green — A good connection exists between a 10 - Mbps network and the computer. l  Orange — A good connection exists between a 100 - Mbps network and the computer. l  Off — The computer is not detecting a physical connection to the network. 2 network adapter connector To attach your computer to a network or b[...]

 Inside View of Your Computer    System Board Components  Jumper Settings The jumper locations are shown below. 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 [...]

 Power Supply DC Connector Pin Assignments  DC Power Connector P1 (default) Password features are disabled. RTCRST (default) Real - time clock reset in normal operation. Clear CMOS settings.  Pin Number  Signal Name  18 - AWG Wire 1 +3.3 VDC Orange 2 +3.3 VDC Orange 3 COM Black 4 +5 VDC Red 5 COM Black 6 +5 VDC Red 7 COM Black 8 POK*[...]

 DC Power Connector P2  DC Power Connector P3 Back to Contents Page  17 COM Black 18 COM Black 19 COM Black 20 N.C. N.C. 21 +5 VDC Red 22 +5 VDC Red 23 +5 VDC Red 24 COM Black *Use 22 AWG wire instead of 18 AWG.  Pin Number  Signal Name  18 - AWG Wire 1 COM Black 2 COM Black 3 +12 VDC Yellow 4 +12 VDC Yellow  Pin Number  Sig[...]

Back to Contents Page Dell™Dimension™5100CServiceManual 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right[...]