Recognizing a Computer Virus, Removing a Virus | HP 18XL280 instruction

Recognizing a Computer Virus

A computer virus is a program that damages or erases files or programs. Your Notebook can become “infected” with a virus when you open a contaminated program or file. Some signs indicating that your Notebook may be infected include:

•Strange characters or crude statements suddenly appearing on your screen

•Hard drive, memory, or software error messages

•Damage to files or directories for no apparent reason

•Strange responses to commands

•Sharp decrease in performance or program speed

Removing a Virus

If you suspect your Notebook has been infected with a virus, find and remove the virus immediately using an Anti-Virus program.

After you have followed the instructions provided by the Anti-Virus program, complete the following steps:

1.Turn off your Notebook and leave it off for at least 30 seconds.

2.Turn on your Notebook and rescan for the virus.

4-6 COMMON TASKS	PRESARIO MOBILE INTERNET PC BEYOND SETUP GUIDE
	1800 SERIES

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HP 18XL280 manual Recognizing a Computer Virus, Removing a Virus

Contents

Presario Page Contents Using Your Notebook Common Tasks Let’s Go Surfing Caring for Your Battery Solutions Glossary Index CONTENTS-x Introduction Beyond Setup Guide Easy Setup PosterPrinted Documents Warranty Certificate Safety and Comfort GuidePresario Operating System Manual Symbols Graphics Safety Protecting Your Notebook During an Electrical Storm Series Your At a Glance Common Features Front Your Presario Internet Zone Buttons and Lights Default Button Action Button Function Keys Description Status Display and CD/DVD Controls Components on Left Side Components on Right Side Back Panel Components on Back Underside Components on Underside QuikDock Features QuikDock Using Your Notebook Do’s Power OnPlugging and Unplugging AC Power Don’ts Power Button Functionality Why Use AC Power When I’ve Got a Battery?Turning Your Notebook On and Off Inserting the Battery Using Battery PowerCharging the Battery Optimizing Processor Speed Left-Click Using the TouchPad Instead of a MouseTouchPad Right-Click Tapping and Double-Tapping Edge Motion Changing Resolution Display Options Adjusting Brightness Reprogramming the Internet Zone Buttons Disabling the Internet Zone Buttons Storage Drives Using the Diskette DriveIdentifying Your Storage Drives Setting the Password Using the Security SlotPower-On Password Security Removing the Password Common Tasks Connecting and Enabling TV-Out TV-Out Connection Setting Your Television Format Adjusting the Television Screen Switching Between Displays Using Anti-Virus Software Anti-Virus Software Recognizing a Computer Virus Removing a Virus Installing Software from a CD or Diskette Adding and Removing Software Installing a Downloaded Program File Attaching Hardware Devices Series Using the CD or DVD Drive Insert and Remove Discs Inserting a Disc Removing a Disc Manually Ejecting a Disc Disabling the Self-Starting Feature Playing Audio CDs Playing Audio CDs Using Disqplay2 Icon Function Using Repeat Track Using Repeat All Playing Non-DVD Video Discs Using the DVD Player DVDs On-Screen Controls Change 3D Audio + Volume MuteButton Title Description ‹ Minimize Help Setting the Play Features Playing a DVD Movie on a TV Using Regionalized DVDs Identifying Your Region Setting Selecting Your Region Setting Showing and Hiding the DVD Panel Zooming the View CD-RW Basics Installing Adaptec Easy CD CreatorInstalling Adaptec Easy CD Creator Easy CD Creator and Direct CD Take Two Using Adaptec Easy CD Creator Creating Audio CDs Creating Data CDs DirectCD Jewel Case Creator Preventing Buffer Underrun Errors CD Copier Accessing Easy CD Creator Users Information Let’s Go Surfing What is the Internet? Basic Concepts Did you know What is the World Wide Web? World Wide Web Web Servers Internet Service Provider ISP Mail Using Microsoft Internet Explorer What is a Browser?Browsers See also Search Engines Choosing a Search Engine Using a Search Engine Searching on the Web Accessing Files from the Internet Conclusion 14 LET’S GO Surfing Caring for Your Battery Storing the Battery Battery CareUsing the Battery Checking Battery Power Recycling the Battery Battery Calibration Calibrating the Battery From Running on Batteries column Battery Charging Time Maximizing Battery Operating TimePurchasing Spare or Extra Batteries Fixing a Low-Battery Condition Connect the AC Adapter Replace the Drained Battery with a Charged One Suspend Your Work Understanding Power Management Power ManagementWhat is Power Management? Saving Energy Shut Down, then Standby Starting and Ending Power ModesIf you want to Then Result / Indicators Then Hibernate Service and Support Cleaning Your Notebook’s Exterior Preventive MaintenanceCleaning the Keyboard Cleaning the Display Screen Cleaning the TouchPad Caring for Your Presario Notebook Backup Utilities Using Backup Devices Using ScanDisk Hard Disk ErrorsUsing Disk Cleanup Deleting Stored Files Defragmenting Your Hard Disk Checking the Hard Disk Space Hard Disk Space ManagementDeleting Unnecessary Files Using the Recycle Bin Types of Tests Compaq DiagnosticsSystem Support Tab Description Testing Equipment Select Interactive mode or Unattended mode System Record Turning Compaq Service Connection On and Off Compaq Service ConnectionHow Does It Work? Privacy and Data Security Internet Support Series Solutions Finding Solutions Quickly Basic SolutionsHelpful Hints Frequently Asked Questions General Questions How can I change the display settings on my Notebook? Display Questions My display monitor is blank. What should I do? Questions about SoundThere is no sound coming from my Notebook. What’s wrong? Questions about Peripherals How do I know how much battery power I have?Questions about Movies DVD movie is too dim or too bright. What should I do? Can I download upgrades from the Compaq Internet site? Questions about UpgradesError Messages Where do I get information about memory upgrades? Receive hard disk error messages. What is wrong? Solutions Tables Audio and Video Video or Display Symptom Problem Solution Video is also referred to as the display Battery and Power Battery Symptom Problem Solution Cont’d Power Symptom Problem Solution Error Messages earlier in this chapter Power By Microsoft CD or DVD Drive Symptom Problem Solution Mass Storage 2 Floppy a drive Diskette Drive Symptom Problem SolutionMy Computer g icon Wrong type of diskette is being used Hard Drive Symptom Problem Solution Internet Symptom Problem Solution Games Symptom Problem SolutionGames and Internet If no dial tone is Keyboard and TouchPad Keyboard and TouchPad Symptom Problem SolutionClick Shut Down Symptom Problem Solution Keyboard and TouchPad Tap to click option Click Control Panel and double-clickMouse PC Cards Symptom Problem Solution Memory Symptom Problem SolutionMemory and PC Card Glossary GLOSSARY-2 Desktop See Windows desktop Directory See folder DSL digital subscriber line Floppy disk See diskette See joystick Html hypertext markup language Internet Explorer See MicrosoftLink See hyperlink GLOSSARY-8 See browser GLOSSARY-10 See microprocessor GLOSSARY-12 See right-click Taskbar See Windows taskbar Video phone See Internet phone Web See World Wide Web GLOSSARY-15 GLOSSARY-16 Index Power 2-2, 2-3, 3-3, 7-8, 9-3, 9-5, 9-14 Drive 2-7, 3-12 DVD Function keys 2-5, 3-10, 4-4, 5-12, 9-6 Hibernation 7-9, 9-4 Sleep 7-9 Ports 2-7, 2-8 Display 2-1, 2-2 Removing Port 2-8 INDEX-10