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Your comfort and safety are our primary concern. Consequently, we strongly recommend that you read HP’s ergonomic information before using your PC. For detailed information, refer to HP’s online version of “Working in Comfort” which is preloaded on your HP PC’s hard disk or visit HP’s Working in Comfort Web site at: www.hp.com/ergo/.
Troubleshooting See the HP Troubleshooting Guide (this document). The Troubleshooting Guide will help you solve problems with your HP Business PC. It is available in PDF format on the HP support web site ( www.hp.com/go/vectrasupport or www.hp.com/go/e-pcsupport ). The Troubleshooting Guide will help you: Find out what to do first if you encounter a problem with your computer •...
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Upgrade and replace components in your HP Business PC, including the hard drive, processor • memory, add-on cards and optical drives. More information is available on the HP support web site ( www.hp.com/go/vectrasupport or www.hp.com/go/e-pcsupport ). Find out where to get more information.
Quick User’s Guide Quick Start Card (details) Quick User’s Guide (general information) Operating system and application manuals Upgrade Guide LAN Card Ready Program (available on the HP support web site) Technical Reference Manual Troubleshooting Guide Service Handbook Chapter Technical Reference Manual...
Please return used batteries either to the shop from which you bought them, or to the dealer from whom you purchased your PC, or to HP, so that they can either be recycled or disposed of in the correct way.
• Replace faulty components. • If you want to find out about available accessories for your PC, refer to the HP accessoriesWeb site at: www.hp.com/go/pcaccessories . Important - before you start Read this section before installing any components in your PC.
Upgrading and replacing hardware Removing and replacing the pc’s cover - desktop models WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the monitor and PC, disconnect all power cords and any telecommunication cables.
Upgrading and replacing hardware Removing and replacing the pc’s cover - minitower models WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the monitor and PC, disconnect all power cords and any telecommunication cables. 2 If necessary, unlock the cover (with the key) at the rear of the PC.
Upgrading and replacing hardware Removing and replacing the pc’s cover - small form factor models WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the monitor and PC, disconnect all power cords and any telecommunication cables. 2 If necessary, unlock the cover (with the key) at the rear of the PC.
Inside the vl420 - desktop models Up to Four Accessory Boards Three PCI and one AGP Some slots may come with pre-installed boards (see page 41) Hard Drive You can replace hard drive with a larger one or add a second drive (see page 20 or...
Upgrading and replacing hardware Inside the vl420 - minitower models Up to four Accessory Boards Three PCI and one AGP Some slots may come with pre-installed boards (see page 41) Hard Drive You can replace the hard drive with a larger capacity one or add a second drive (see page 22 or page 28) Main Memory Modules:...
Inside the vl420 - small form factor models Up to Four Accessory Boards Three PCI and one AGP (low-profile only) Some slots may come with pre-installed boards (see page 41) Main Memory Modules: (133MHz SDRAM) 3 sockets for 64 MB, 128 MB, 256 MB or 512 MB modules up to 1.5 GB maximum (see page 18) Hard Drive...
Upgrading or replacing memory Note Use only HP memory modules provided for your PC model. The use of other memory modules is not supported. For information about supported HP accessories, connect to 128 MB, 256 MB or 512 MB non-ECC SDRAM modules.
SCSI LED (SCSI models only) Chassis Intrusion Front USB Port Status Panel Upgrading and replacing hardware Processor fan Power supply fan (desktop only) Main Power connector CD-ROM, DVD, CD-RW, Tape or Zip drive Floppy drive Primary IDE connector for Hard drive(s)
Upgrading and replacing hardware Replacing the primary hard drive - desktop models WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the PC and remove the PC’s cover. Refer to page 12. 2 Locate the hard drive bay. It can be found directly below the floppy drive bay.
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the Recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s Web site at:...
Upgrading and replacing hardware Replacing the primary hard drive - minitower models WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the PC and remove the PC’s cover. Refer to page 13. 2 Locate the hard drive bay. 3 Detach the data and power cables from the hard drive.
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the Recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s Web site at:...
Upgrading and replacing hardware Replacing the hard drive - small form factor models Note You can only install one hard drive in small form factor models. WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the PC and remove the PC’s cover. Refer to page 14. 2 Locate the hard drive.
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the Recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s Web site at:...
Upgrading and replacing hardware Adding a second hard drive - desktop models WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the PC and remove the PC’s cover. Refer to page 12. 2 Locate the floppy drive. The hard drive is below this drive.
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s web site at:...
Upgrading and replacing hardware Adding a second hard drive - minitower models WARNING For your safety, disconnect the power cord and all external cables. 1 Switch off the PC and remove the PC’s cover. Refer to page 13. 2 Locate the hard drive bay. 3 Press and release the retaining clips at the side of the drive tray.
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the Recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s Web site at:...
7 Replace the PC’s cover. Refer to page 12. 8 Verify the new configuration by checking the HP Summary screen. To access the HP Summary Screen, press F8 when the HP logo appears during startup, then select the Summary option by pressing Esc . tab...
7 Replace the PC’s cover. Refer to page 13. 8 Verify the new configuration by checking the HP Summary screen. To access the HP Summary Screen, press F8 when the HP logo appears during startup, then select the Summary option by pressing Esc . Upgrading and replacing hardware...
Upgrading and replacing hardware Installing Optical Drives - small form factor models WARNING To avoid electrical shock and harm to your eyes by laser, do not open the laser module. The laser module should be serviced by service personnel only. Do not attempt to make any adjustment to the laser unit. Refer to the label on the CD-ROM for power requirements and wavelength.
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8 Replace the PC’s cover. Refer to page 14. 9 Verify the new configuration by checking the HP Summary screen. To access the HP Summary Screen, press F8 when the HP logo appears during startup, then select the Summary option by pressing Esc . Upgrading and replacing hardware...
Upgrading and replacing hardware Configuring an IDE device after installation After installing any device, you can check via the HP Summary Screen that your PC has correctly identified the new configuration. To view the Summary screen, press F8 during startup, then select Summary from the list of options.
Upgrading and replacing hardware Replacing the floppy disk drive - desktop models 1 Switch off the PC and remove the PC’s cover. Refer to page 12. 2 Locate the floppy drive. floppy drive 3 Detach the data and power connectors from both the floppy and the hard drive (if installed).
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the Recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s Web site at:...
Upgrading and replacing hardware Replacing the floppy disk drive - minitower models 1 Switch off the PC and remove the PC’s cover and front panel. Refer to page 13. 2 Locate the floppy drive. floppy drive 3 Detach the data and power connectors from the installed floppy drive. 4 Press the two tabs inward and slide out the floppy drive.
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the Recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s Web site at:...
Upgrading and replacing hardware Replacing the floppy disk drive - small form factor models 1 Switch off the PC and remove the PC’s cover. Refer to page 14. 2 Locate the floppy drive. floppy drive 3 Detach the data and power connectors from the floppy drive. 4 Press in the two tabs and slide out the floppy drive tray.
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Ensure that you have installed all the required operating system and HP drivers on the newly installed drive. To reinstall operating system and HP drivers, use the Recovery CD-ROMs provided with the PC. In addition, you can find the most up-to-date versions of HP drivers on HP’s Web site at:...
Installing or replacing an AGP or PCI accessory card 1 Switch off the PC and remove the PC’s cover. Refer to page 12, page 13 or page 14. 2 Remove the retaining bracket. 3 Remove the slot cover and store it in a safe place in case you need it again or, if replacing a card, remove the card.
2 Locate the processor. It will be covered by a heatsink. Desktop Small form factor 3 Remove the screws from the heatsink Desktop and Minitower models: remove the screws in the order shown and disconnect the processor fan • cable. Desktop and...
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Small form factor models: remove the screws as shown and disconnect the processor fan cable. • 4 Remove the heatsink. (If the processor is stuck to the heatsink, carefully detach the processor from the heatsink, using a flat tool such as a screwdriver). 5 Lift the processor socket’s lever and carefully remove the old processor.
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12 Ensure that the latest version of BIOS is installed on your PC. To learn which version of BIOS is currently installed on your PC, press To get the latest BIOS version for your PC, connect to HP’s support web site. Desktop and...
Replacing the system board 1 Switch off the PC and remove the PC’s cover. Refer to page 12, page 13 or page 14. 2 Remove the main memory (page 17) and processor (page 42) from the old system board. 3 Remove all data, power and other cables from the old system board. 4 Remove the 8 screws securing the system board.
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Upgrading and replacing hardware Switch BIOS recovery mode: forces booting in the BIOS boot block area Off Normal operation Not used Not Used - Normal operation Normal operation (Software boot block protection) Hardware boot block protection Not used Not Used - Normal operation Function Default...
Upgrading and replacing hardware Replacing the power supply unit - desktop models 1 Switch off the PC and remove the computer’s cover. Refer to page 12. 2 Remove all internal power supply connectors. 3 Remove the four outside screws securing the power supply. Also remove the screw securing the power supply on the inside of the PC.
Upgrading and replacing hardware Replacing the power supply unit - minitower models 1 Switch off the PC and remove the computer’s cover. Refer to page 13. 2 Remove all internal power supply connectors. 3 Remove the four outside screws securing the power supply. Also remove the screw securing the power supply on the inside of the PC.
Upgrading and replacing hardware Replacing the power supply unit - small form factor models 1 Switch off the PC and remove the computer’s cover. Refer to page 14. 2 Remove all internal power supply connectors. 3 Remove the two outside screws securing the power supply. Screw positions 4 Slide the old power supply away from the rear of the PC and lift it out.
Please return used batteries to the shop from which you bought them, or to the dealer from which you purchased your PC, or to HP, so that they can either be recycled or disposed of in an environmentally sound way.