HP Book 4150 manual Hard Disk Drive Problems, If the OmniBook’s hard drive doesn’t spin

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Troubleshooting

Solving Problems

∙If the monitor is connected to a video adapter in a docking system, in BIOS Setup make sure the Primary Video Adapter is set to Internal in the Main menu. See “To run the BIOS Setup utility” on page 62.

∙See Windows 98 Help for information about setting up and using multiple displays.

Hard Disk Drive Problems

If the OmniBook’s hard drive doesn’t spin

∙Check the power source.

∙Remove and reinsert the hard drive. See “To replace the hard disk drive” on page 58.

If the hard disk makes buzzing or whining noise

∙Back up the drive immediately.

∙Check for alternate noise sources, such as the fan or a PC Card drive.

If files are corrupted

∙Run the VirusScan program. See the section “Configuring Security Options” in the online Reference Guide.

∙For Windows 95 or Windows 98, you can run the Scandisk surface scan to check the platter. (This is not available in Windows NT 4.0). From the Start menu, click Programs, Accessories, System Tools, Scandisk.

∙For Windows 2000, open My Computer, select the disk you want to scan, click File, Properties, and use the Tools tab.

∙For Windows NT 4.0, right click on the drive, then click Properties, Tools, Error Checking.

∙If necessary, you can format the hard disk and reinstall the original factory software. See “To recover the factory installation of Windows” on page 87.

72 User’s Handbook

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Contents HP OmniBook User’s Handbook User’s Handbook HP Software Product License Agreement Edition History Contents Configuring the OmniBook TroubleshootingExpanding the OmniBook Support and Service Specifications and Regulatory InformationIndex Page Introducing the OmniBook Getting More Information Description and LocationTaking Inventory Included in the OmniBook boxOmniBook Features OmniBook-Front ViewOmniBook-Side View OmniBook-Back View Setting Up for the First Time To set up the OmniBook and WindowsOr AT Their Local Microsoft Office Operating the OmniBook Starting and Stopping the OmniBook To start and stop the OmniBookTo reset the OmniBook To check power status and drive activity Checking the Status of the OmniBookUsing the OmniBook Pointing Devices To use the built-in pointing devices Using the OmniBook Display To adjust the display brightnessTo extend the life of the display Adjusting the Audio System To adjust the volumeOn the Keyboard WindowsUsing the OmniBook Keyboard To use the Fn hot keysOmniBook Library To use the embedded keypad What is RSI? Working in ComfortAbout Repetitive Strain Injury What causes RSI? What can I do to avoid RSI?What if I experience discomfort? Preparing Your Work Environment Your ChairYour Work Surface Your Work PostureSetting Up Your HP Computing Equipment Your HP MonitorWorking in Comfort Monitor Use Specifications Document HoldersYour HP Keyboard Mice and Other Input Devices Working in Comfort Comfort and Safety Checklist Headphones and SpeakersGeneral Overall Using Your Mobile Computer Your HP OmniBook ComputerPreparing Your Mobile Work Environment Working in Comfort Page Managing Battery Power How Power is Managed Monitoring Battery Power To install APM for Windows NTTo check the battery status To respond to a low-battery warningOn the Battery From the Windows TaskbarTo recharge a battery Battery lifeCharging time Optimum ChargingTo replace the battery AdapterTo install a second battery Safety onPage Expanding the OmniBook Using Plug-In Modules To install hot-swap supportTake proper action, you could lose data To replace a plug-in module Using Plug-In Modules Connecting External Devices To identify connectors for external devicesTo enable the built-in and external displays To connect an external monitorTo connect an external keyboard or PS/2 mouse To connect a printerUsing PC Cards To insert and remove a PC CardUsing PC Cards Installing a Hard Disk Drive To replace the hard disk driveInstalling a RAM Expansion Module Installing a RAM Expansion Module Configuring the OmniBook Using Bios Setup To run the Bios Setup utilityConfiguring Security Options To set or change an OmniBook passwordTo delete an OmniBook password To attach a security cable Page Troubleshooting Solving Problems Accessory ProblemsIf you can’t boot from a CD in a CD-ROM drive If a port on a dock isn’t working Audio Problems If a DVD drive locks up the computer in Windows If sound is not audible Display Problems If sound doesn’t recordIf the OmniBook is on, but the screen is blank If the screen is difficult to read If an external monitor doesn’t workIf multiple display support doesn’t work in Windows Hard Disk Drive Problems If the OmniBook’s hard drive doesn’t spinIf the hard disk makes buzzing or whining noise If files are corruptedKeyboard and Pointing Device Problems If a special feature on the PS/2 mouse doesn’t workIf the pointer is difficult to control If the touch pad or pointing stick doesn’t workIf you can’t type the euro symbol If you have problems with infrared communicationsWindows NT 4.0 does not support infrared communication Memory Problems PC Card Pcmcia ProblemsIf a message says you are out of memory If memory doesn’t increase after adding RAMIf an I/O card stops communicating properly Performance Problems If the OmniBook gets hotIf the OmniBook pauses or runs sluggishly Power and Battery Problems If the battery doesn’t chargeIf the OmniBook turns off immediately after it turns on If the OmniBook keeps beepingIf the second battery doesn’t charge If the OmniBook stops respondingIf the OmniBook doesn’t suspend as expected Printing Problems If the OmniBook doesn’t automatically hibernate as expectedIf a serial or parallel printer doesn’t print Serial, Parallel, and USB Problems If an infrared printer doesn’t printIf the left edge of printed output is missing If the serial mouse doesn’t workStartup Problems If the OmniBook doesn’t boot from battery powerIf a serial modem doesn’t work properly If the USB port is not workingIf the OmniBook doesn’t boot from the floppy disk drive Testing the Operation To run the diagnostic testTo create a diagnostic floppy disk SpaceRecovering Software To recover the factory installation of Windows Page Support and Service Electronic Support Services Getting HP OmniBook AssistanceSupport Assistance Repair Assistance Customer Support CentersCentral/South America Hewlett-Packard Limited Warranty Statement Hewlett-Packard Limited Warranty Statement Specifications and Regulatory Information Hardware Specifications Bus ArchitectureRAM Environmental Limits Major ICs Safety Information Power CordsBattery Safety Laser SafetyLED Safety Regulatory Information Connections to Peripheral DevicesCanada JapanDeclaration of Conformity International AddressIndex APMConnecting, See Reference Guide location, 14 Configuring, See Reference Guide location User’s Handbook