Dell 4500 manuale d’uso

Dell™Dimension™4500 Technical Overview Controls and Lights Solving Problems Advanced Troubleshooting Technical Specifications System Setup Program Adding Parts Documentation For a complete list of abbreviations and acronyms, see the Tell Me How help file. Information in this document is subject to change without notice. © 2002Dell?[...]

Back to Contents Page Advanced Troubleshooting Dell™Dimension™4500  Diagnostic Codes  Beep Codes  System Messages  Using System Restore  Reinstalling Drivers  Resolving Software and Hardware Incompatibilities  Reinstalling Windows ® XP Diagnostic Codes Your computer is equipped with four diagn[...]

Beep Codes If the monitor cannot display errors or problems, during POST the computer might emit a series of beeps, or beep code, that identifies the problem. The POST beep codes are listed below.  System Messages  one memory module (if the computer supports a single module), and then restart the computer. If the computer starts normally, mov[...]

Using System Restore The Microsoft ® Windows ® XP operating system provides System Restore to allow you to return your computer to an earlier operating state (without affecting data files) if changes to the hardware, software, or other system settings have left the computer in an undesirable operating state. See Windows Help for information on us[...]

1.  Click the Start button, point to All Programs — > Accessories — > System Tools , and then click System Restore . 2.  Ensure that Restore my computer to an earlier time is selected, and then click Next . 3.  Click a calendar date to which you want to restore your computer. The Select a Restore Point screen provides a calendar [...]

Using the Dell Dimension ResourceCD If using Device Driver Rollback or System Restore does not resolve the problem, then reinstall the driver from the Dell Dimension ResourceCD : 1.  With the Windows desktop displayed, insert the ResourceCD into the CD or DVD drive. If this is your first time to use the ResourceCD, go to step2 . If not, go to[...]

To reinstall Windows XP: 1.  To reinstall Windows XP, insert the Operating System CD into the CD or DVD drive. Close any program or utility that might run after you insert the CD into the drive. 2.  Turn off the computer , and then turn the computer on again. 3.  WhentheblueDELL™logoappears,press<F12>immedia[...]

Back to Contents Page Documentation Dell™Dimension™4500  Finding Information for Your Computer  Printed Documentation  Online Documentation Finding Information for Your Computer  What Are You Looking For? Find it Here l A diagnostic program for my computer l Drivers for my computer l My computer documentation l My dev[...]

Printed Documentation To save PDF files (files with an extension of .pdf ) to your hard drive, right - click the document title, click Save Target As in Microsoft ® Internet Explorer or Save Link As in Netscape Navigator, and specify a location on your hard drive. Right - click only the following links: Dell Dimension 4500 Owner's Manual ([...]

4.  Type regsvr32 hhactivex.dll and then press <Enter>. 5.  Click OK when the installation is complete. 6.  Right - click the following link to the file: Dell Dimension 4500 Tell Me How ( .chm ) ( 1.02 MB ). 7.  Click Save Target As in Microsoft Internet Explorer or Save Link As in Netscape Navigator, and specify a location on you[...]

Back to Contents Page Adding Parts Dell™Dimension™4500 Safety Instructions Use the following safety guidelines to help protect your computer from potential damage and to ensure your own personal safety. When Using Your Computer As you use your computer, observe the following safe - handling guidelines. l To help avoid damaging your comput[...]

l Do not push any objects into the openings of your computer. Doing so can cause fire or electric shock by shorting out interior components. Keep your computer away from radiators and heat sources. Also, do not block cooling vents. Avoid placing loose papers underneath your computer; do not place your computer in a closed - in wall unit or on a bed[...]

Shutting Down the Computer Windows XP 1.  Save and close any open files and exit any open programs. 2.  Click the Start button and then click Turn off Computer . 3.  Click Turn off . The computer automatically turns off after the shutdown process finishes. Reattaching the Front Door and Hinge Arms To prevent damage to your computer, the fr[...]

5.  Lift both hinge arms to the horizontal position. 6.  Use the two view slots to align the pivot bar with the two pivot - bar slots.  7.  Pull the arms toward you until they snap into place. If the hinge arms don't snap back into place on the first attempt, slightly reposition the arms and try again. 8.  After the hinge arms c[...]

2.  Turn off any attached devices and disconnect them from their electrical outlets. 3.  Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system board. 4.  Lay the computer on its side so that the arrow on the bottom of the computer points up. 5.  Locate the two release buttons show[...]

 8.  Lower the plastic securing lever. 9.  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. 10.  Close the computer cover . 11.  Connect your computer and devices to their electrical outlets, and turn them on. 12.  Install any dr[...]

If the card is difficult to remove, gently ease the card back and forth to remove it from the connector.  8.  If you are not replacing the card, install a filler bracket in the empty card - slot opening. If you are adding a card, see " Adding Cards ." 9.  Lower the securing lever. 10.  Close the computer cover . 11.  Connec[...]

8.  Align the notches on the bottom of the module with the crossbars in the connector. 9.  Insert the module straight down into the connector, ensuring that it fits into the vertical guides at each end of the connector. Press firmly on the ends of the module until it snaps into place. During most installations, the securing clips snap into th[...]

6.  To replace the AGP card, gently press it down into the slot connector until it clicks into place. Press the card clip lever while inserting the card into the slot connector.  7.  Close the computer cover . 8.  Connect your computer and devices to their electrical outlets, and turn them on. Adding a Second Hard Drive Your computer in[...]

b.  Press in the two green rail tabs and pull the first hard drive out of the upper bay. c.  Gently slide the first hard drive into the lower bay until you hear a click. d.  Reconnect the power cable and the data cable to the back of the first hard drive. 9.  Gently slide the new hard drive into the upper bay until you hear a click. [...]

Your computer includes a floppy drive and a CD or DVD drive. You can add other devices, such as a Zip drive, a CD - RW drive, or a tape drive. 5.25 - Inch Devices 1.  Shut down the computer . 2.  Turn off any attached devices and disconnect them from their electrical outlets. 3.  Disconnect the power cable from your computer, and then pres[...]

10.  Connect a power cable to the drive. See the documentation that came with the drive for instructions on connecting a drive cable to the drive and system board.  11.  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 software[...]

These rails are not attached to the computer cover with screws. To remove the rails, firmly pull the rails from the drive cage. 9.  Attach the rails to the drive using the screws supplied with the drive. Ensure that the rail tabs are positioned at the back of the drive. 10.  Gently slide the drive into the bay until you hear a click.  11. [...]

4.  Open the computer cover . 5.  Disconnect the cooling fan power cable from the CR3F1 connector on the system board. 6.  Disconnect the +12 - VDC P2 DC power cable from the J4B1 connector on the system board. 7.  Lift up the airflow shroud.  8.  Remove the heat sink. a.  Press and lower the green lever on the retention mechan[...]

11.  Remove the microprocessor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new microprocessor. Installing the Microprocessor 1.  If the release lever on the ZIF socket is not extended to the release position, move it to that position. 2.  Align pin - 1 (the beveled corner) o[...]

7.  Raise the retention lever and press until the heat sink is secured. You will feel the lever pause once it is at a 90 - degree angle. Keep pressing the lever another 30 degrees, ensuring that it is in the locked position 8.  Lower the airflow shroud over the heat sink. 9.  Reconnect the cooling fan power cable to the CR3F1 connector on [...]

6.  Remove all cables that are connected to the front I/O panel. 7.  From inside the computer cover, remove the mounting screw that secures the front I/O panel to the computer. 8.  Remove the front I/O panel from the computer. 9.  Reinstall the front I/O panel by reversing steps 5 through 7. 10.  Close the computer cover . 11.  Co[...]

6.  Remove the two screws that secure the power supply to the back of the computer. 7.  Press the "PUSH" button located on the floor of the computer frame. 8.  Slide the power supply toward the front of the system approximately 1 inch. 9.  Lift the power supply up and out of the computer. Replacing the Power Supply 1.  Slid[...]

1.  Transfer components from the existing system board to the replacement system board: a.  Remove the memory modules and install them on the replacement board. b.  Remove the fan/heat sink assembly and microprocessor package from the existing system board and transfer them to the replacement system board. 2.  Configure the settings of [...]

Back to Contents Page Solving Problems Dell™Dimension™4500 Finding Help Information  Battery Problems  Drive Problems Floppy drive problems    Finding Help Information  Battery Problems  Drive Problems  E - Mail, Modem, and Internet Problems  Error Messages  General Problems  Keyboard [...]

 CD drive problems  Problems writing to a CD - RW drive  DVD drive problems  Hard drive problems  E- Mail, Modem, and Internet Problems NOTICE: Do not attempt to clean drive heads with a swab. You may accidentally misalign the heads, which can render the drive inoperable . Clean the drive — Use a commercially available cleaning kit[...]

 Error Messages  General Problems The computer stops responding  HINT: Connect the modem to an analog telephone jack only. The modem does not operate while it is connected to a digital telephone network. Check the telephone line connection — Verify that the telephone line is connected to the jack on the modem. (The jack has either a gree[...]

A program stops responding  A program crashes repeatedly  A program is designed for an earlier Windows operating system  A solid blue screen appears  Other software problems  Other technical problems  to turn on the computer. You might lose data if you are unable to perform an operating system shutdown. End the program 1.  Pres[...]

General hardware problems If your computer exhibits one or more of the following symptoms, a device conflict may exist: l Your computer locks up, particularly while using a specific device. l A recently added device does not work. l A sound card emits noise or demonstrates other problems. l Unintelligible characters print from the printer. l The mo[...]

Network Problems    Power Problems  Pressing the power button does not clear the computer's settings and does not restore mouse functionality. Check the mouse cable l Check the cable connector for bent or broken pins and for damaged or frayed cables. Straighten bent pins. l Ensure that the cable is firmly connected to the computer.[...]

Printer Problems  Scanner Problems  Sound and Speaker Problems No sound from speakers  interference are: l Power extension cables l Keyboard and mouse extension cables l Too many devices on a power strip l Multiple power strips connected to the same electrical outlet HINT: Dell does not cover the printer's warranty. If you need techni[...]

No sound from headphones  Video and Monitor Problems If the screen is blank  If the screen is difficult to read  volume controls, adjust the volume, bass, or treble to eliminate distortion. Adjust the Windows volume control — Click or double - click the speaker icon in the lower - right corner of your screen. Ensure that the volume is tu[...]

Back to Contents Page  4.  Try different settings for Screen resolution and Color quality . Restore the recommended settings — Restore the original resolution and refresh rate settings. See the Tell Me How help file for instructions.[...]

Back to Contents Page Technical Specifications Dell™Dimension™4500       Microprocessor Microprocessor type Intel ® Pentium ® 4 microprocessor that runs at 1.60, 1.70, 1.80, 1.90, 2.00, 2.20, or 2.40 GHz internally and 400 MHz externally; and 2.26, 2.40, 2.53, 2.66, or 2.80 GHz internally and 533 MHz externally. [...]

      Back to Contents Page  Headphone front - panel miniature connector Audio 1 three miniature connectors for line - in, line - out, and microphone Internally accessible: Primary IDE channel 40 - pin connector on PCI local bus Secondary IDE channel 40 - pin connector on PCI local bus Floppy drive 34 - pin connector 1 Present [...]

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Back to Contents Page System Setup Program Dell™Dimension™4500  Overview  Entering the System Setup Program  Main Screen  Advanced Screen  Security Screen  Power Screen  Boot Screen  Exit Screen  Clearing Forgotten Passwords  Enabling the Processor Serial Number Overview Each tim[...]

 Advanced Screen   Option Function BIOS Version Displays the version of the BIOS being used. Processor Type Displays the type of microprocessor installed. Processor Speed Displays the internal speed of the microprocessor. System Bus Frequency Displays the external speed of the microprocessor. Cache RAM Displays the cache random access memo[...]

Boot Configuration Submenu   Peripheral Configuration Submenu   IDE Configuration Displays the IDE Configuration submenu . Diskette Configuration Displays the Diskette Configuration submenu . Event Log Configuration Displays the Event Log Configuration submenu . Video Configuration Displays the Video Configuration submenu . Option Funct[...]

IDE Configuration Submenu   Primary IDE Master Submenu  l Base I/O Address If the port is set to Enabled , available I/O addresses are 3F8 , 3E8 , 2F8 , and 2E8 . l Interrupt If the port is set to Enabled , available interrupts are IRQ3 and IRQ4 . Parallel Port Configures the parallel port. Set this option to Auto (default), Enabled , or D[...]

 Diskette Configuration Submenu   Event Log Configuration Submenu Option Function Drive Installed Displays the primary IDE device type. Type Specifies the type of hard drive. Settings for this option are User , Auto , CD - ROM , ATAPI Removable , Other ATAPI , IDE Removable , and None . Maximum Capacity Displays the maximum capacity of the[...]

  Video Configuration Submenu   Security Screen  Option Function Event Log Displays the space available for the event log. View Event Log Press <Enter> to view the event log. Clear Event Log Clears all event logs when the computer restarts if set to Yes . Retains the event log information if set to No (default). Event Logging E[...]

 Power Screen   Option Function Supervisor Password Indicates whether a supervisor password has been assigned. User Password Indicates whether a user password has been assigned. SetSupervisor Password Sets and confirms a supervisor password. If a supervisor password is set, a User Access Level option appears that enables you to set t[...]

Boot Screen   Exit Screen   Computer turns on when power is restored. Option Function Silent Boot Enabled (default) displays the DELL logo during POST. Disabled displays the normal POST messages. Quick Boot When set to Enabled , this option shortens POST by eliminating some tests. If set to Disabled (default), all POST tests occur. The [...]

Clearing Forgotten Passwords If you forget your supervisor or setup password, you cannot operate your computer or change settings in the system setup program until you clear the forgotten password(s). 1.  Shut down the computer . 2.  Turn off any attached devices and disconnect them from their electrical outlets. 3.  Disconnect the power c[...]

Back to Contents Page Technical Overview Dell™Dimension™4500  Internal View  System Board Connectors and Sockets  Power Supply  DC Power Connectors  IDE Interface Cable Connections for Dell - Installed Drives  Placement of Dell - Installed Cards Internal View  System Board Connectors and Sockets  [...]

Power Supply The 250 - W power supply can operate from an AC power source of 115 VAC at 60 Hz or 230 VAC at 50 Hz. The power supply provides the DC operating voltages and currents listed in the following table.  DC Power Connectors Power Supply DC Connector Pin Assignments  Output Voltage 1 Regulation Minimum Current (A) Maximum Current (A) 2[...]

DC Power Connector P1   DC Power Connector P2  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 Gray 9 +5 VFP Purple 10 +12 VDC Yellow 11 +3.3 VDC * Orange 12 – 12 VDC Blue 13 COM Black 14 PS ON Green 15 COM Black 16 COM Black 17 COM Black 18 +5 V[...]

 DC Power Connectors P3, P5, P6, P8, and P9   DC Power Connector P7  IDE Interface Cable Connections for Dell - Installed Drives  Placement of Dell - Installed Cards  Pin Number Signal Name 18 - AWG Wire 1 COM Black 2 COM Black 3 +12 VDC Yellow 4 +12 VDC Yellow Pin Number Signal Name 18 - AWG Wire 1 +12 VCD Yellow 2 COM Black 3 CO[...]

 Back to Contents Page  Card Connector Card Description AGP connector Video PCI1 connector Network adapter, wireless network adapter, or swap box PCI2 connector Modem PCI3 connector Sound PCI4 connector 1394 (FireWire)[...]

Back to Contents Page Controls and Lights Dell™Dimension™4500  Front View  Back View Front View  CD Activity Light The CD activity light is on when the computer reads data from the CD drive. CD Drive Eject Button Press this button to eject your CD from the CD drive. Floppy Drive Eject Button Press this button to eject a dis[...]

USB 2.0 Connectors For quick connections, Dell recommends using the front USB connectors for USB devices such as digital cameras, gaming controllers, and scanners. Use the back - panel USB connectors for USB devices that are seldom disconnected, such as USB mouse and keyboard devices. Headphone Connector Use the headphone connector to attach headph[...]

set for 230 V. Parallel Connector Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connector. Serial Connector Connect a serial device, like a handheld device, to the serial connector. Mouse Connector Plug a standard mouse into the green mouse connector. If you have a USB mouse, [...]

Back to Contents Page Dell™Dimension™4500  Hints, Notices, and Cautions  Abbreviations and Acronyms Hints, Notices, and Cautions Abbreviations and Acronyms For a complete list of abbreviations and acronyms, see the Tell Me How help file. Information in this document is subject to change without notice. © 2002DellComp[...]