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Compaq Presario SR1787CF CTO Desktop PC Troubleshooting

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Frequently Asked Questions about PCs with Windows XP
Using Microsoft System Configuration (Windows XP, Me, and 98)
A Critical Error Opens When Browsing the Internet (Windows 7, Vista, XP)
Resolving and Preventing Viruses on Your Computer (Windows 7, Vista, XP)
Monitor or Video Card Troubleshooting, Tips, and Information
Plug and Play Does Not Detect the Monitor (Windows XP)
Error: Your system is low on virtual memory
Runner Error: Invalid BackWeb Application ID
Error: pchnotify.exe has encountered a problem and needs to close.
Resolving MSI Startup Errors
Error: Windows could not start because the following file is missing or corrupt: \system32\hal.dll
Error: The Windows Installer service failed to start.
Reducing Heat Inside the PC to Prevent Overheating
No sound (Windows 98, ME, and XP)
Wireless Keyboard and Mouse Troubleshooting
CD/DVD Drive is not Detected (Windows XP, ME, or 98)
The Computer Does Not Enter or Exit Standby Mode (Windows 98, ME, XP)
Windows XP: Cannot Use Software made for Windows 95, 98, ME, NT, 2000, or DOS
Troubleshooting System Recovery Problems (Windows XP)
Windows Does Not Shut Down (Windows XP, ME or 98)
Testing the Hard Drive Using SMART
Reducing Fan Noise (Windows XP)
Problems Connecting to the Internet; Dial-Up Modem Troubleshooting (Windows XP, Me, 98, and 95)
Resolving Issues in Internet Explorer 9 or Earlier (Windows 7, Vista, XP)
Blaster Worm-Virus or Its Variants Cause the Computer to Shutdown with an NT AUTHORITY\SYSTEM Error Message Regarding Remote Procedure Call (RPC) Service
Error: Cannot Create or Replace a File or Folder
Windows XP, Me, or 98 Stops Responding or Becomes Very Slow after Connecting to the Internet
Windows XP, Me, 98, or 95 Stops Responding
The Computer Always Starts in Safe Mode (Windows XP, Me, and 98)
Resolving General Game Issues
Resolving Low on Disk Space or Out of Disk Space Errors (Windows Vista, XP, ME, and 9x)
About Spyware, Adware, and Browser Hijacking Software
Windows XP Error: Java Virtual Machine (JVM) Is Missing
Testing the Modem Using HP Help and Support (Windows XP and ME)
Hard Drive Failure Errors: Imminent Failure, Smart, BIOHD, HD535, etc
Troubleshooting Serial and Parallel Ports (Windows 98, ME, and XP)
Computer Does Not Start and Emits an LED or Beep Code
Wired Keyboard Troubleshooting (Windows XP, ME, and 98)
Using PC-Doctor 5 for Windows to Verify Hardware Problems
Error when Downloading HP Software over VPN: Internet Explorer cannot display the webpage
Using and Troubleshooting Memory Card Readers (Windows Vista and XP)
Modem Not Found (Windows XP)
Resolving Startup Problems (Windows XP, Me, and 98)
Error 633: The modem (or other connecting device) is already in use or not configured properly.
Opening a Stuck CD or DVD Drive Tray (Windows 7, Vista, XP)
Upgrading Memory (RAM)
Drive Cannot Read Discs (Windows XP, ME, and 98)
Drive Cannot Write to Writable Discs (Windows XP, Me and 98)
Error: Client Service for Netware has disabled the Welcome Screen and Fast User Switching
Resolving DVD Movie Problems (Windows XP, ME, and 98)
Floppy Drive Troubleshooting
CD Audio Does Not Play (Windows XP, Me, and 98)
Resolving Microphone and Line-In Problems (Windows XP, ME and 98)
How to Determine if the CMOS Battery Has Failed
Resolving Illegal Operation and Invalid Page Fault Errors
Resolving General Protection Fault (GPF) Errors
An Error Message Asks to Send an Error Report (Online Crash Analysis (OCA))
WMV Video File Opens as Text in Internet Explorer (Windows XP)
USB Devices Quit Working Unexpectedly (Windows XP)
Firewall Not Enabled Messages (Windows XP Service Pack 2)
Error: Promulgate Universal and Unhandled Exception
HP Update Error: Your system is up to date. Update has been cancelled. (9995)
Norton Internet Security Message: Outbreak Alert, Urgent Attention
Error: CMOS Checksum Bad
Content Advisor Information is Missing (Windows XP, Me, or 98)
Cannot Install Norton Antivirus or System Performance is Poor After Installing Norton Antivirus
Size of Disk Drive Does Not Match Specifications (Windows XP)
Problem with the Driver for SM Bus Controller (Windows)
Error: The Logon User Interface DLL Msgina.dll failed to load
Error: NTLDR is compressed. Press CTRL-ALT-DEL to restart
System is Very Slow Because Easy Access Keyboard Uses 99% CPU Usage
After Installing a Windows XP Service Pack, DVD Movies Skip or the Error IRQL_NOT_LESS_OR_EQUAL Appears
Error in Windows Media Player: The audio codec identified by the format tag 55 is required to play this file
Error in Windows XP: 16-bit MS-DOS Subsystem
Computer Stops at Black Screen with Flashing Cursor (Windows Vista)
Error: STOP 0x000000ED UNMOUNTABLE_BOOT_VOLUME
HP Videos: Sound Troubleshooting
Scrolling Text Screen Saver Flickers (Windows XP, ME or 98)
Error: Windows Media Player Cannot Play the DVD Because of Problems on Analog Copyright Protection
Error: System Has Recovered from a Serious Error
Error in Windows XP: Cannot open Help and Support Center
Basic TCP/IP Troubleshooting (Windows 98, ME and XP)
Error: Your system has detected a configuration error... (Code Purple)
Windows XP Firewall Setting Display Error
Resolving Missing File or File Corrupt Errors (Windows XP, ME, 98)
Error in XP: Windows could not start because the following file is missing or corrupt…
Using a Recovery Console to Resolve Startup Issues
Using and Troubleshooting HP Update
Desktop Icons Are Too Big or Overlap (Windows 98, ME, XP)
ENTER Key on Keyboard Does not Work
Disk Cleanup Stops Responding
Error: SSDPSRV.EXE caused an invalid page fault in module MSVCRT.DLL at 0197
Error: The Recycle Bin on C:\ Is Corrupt or Invalid
Opens to a Blank Screen with Random Characters in the Top Corner when iPod is Connected.
Device Manager Displays No Devices
When I Double-Click a File, the Wrong Program Opens (Windows 95, 98, ME, Vista)
Windows XP: Network Cable is Unplugged Message, Red X on Network Connection Icon
Computer Restarts after Displaying Stop Error 0x0000007E (After Updating with Service Pack 3 for Windows XP)
Error: To send a fax you must have a fax printer installed
Error in Windows XP: Disk Defragmenter NTFS Module Error
PC Stops at Black Screen with Flashing Cursor (Windows XP)
Error: Mediahub.exe Application Error
Error: isapnp.sys Is Missing or Corrupt
Error: Stop c0000135 {Unable To Locate Component} Appears after Installing Windows XP Service Pack 2 or PC Always Restarts
Testing for Hardware Problems Using PC-Doctor
HP Update Errors
Windows XP: All Programs Menu Is Blank
Cannot Compose Web Based E-mail
Resolving the Error: System Error Security Accounts Manager Initialization Failed
Error: Rthdcpl.exe Illegal System DLL Relocation
Troubleshooting Power Supply Issues
Missing File Message When Adding New Hardware (Windows XP)
Modem Stops Working after the Computer Wakes from Sleep Mode (Windows XP, ME, and 98)
Advanced Dial-Up Modem Troubleshooting (Windows XP, Me, 98, and 95)
The Computer Clock Loses Time (Windows XP, Me, and 98)
Picture Quality Poor on Web Pages
Unable to Change Windows Desktop Background
HP Update Error: Your system does not meet the minimum requirements for this update. Update has been cancelled (9996)
Error: This application failed to start because UxTheme.dll was not found. Re-installing the application may fix this problem.
Error: We apologize for the inconvenience but Windows did not start successfully. A recent hardware or software change might have caused this.
Troubleshooting Motherboard Issues
The PC Turns On Unexpectedly
The Address Bar is Missing in Windows Explorer (Windows XP)
Using the Windows XP Fax Configuration Wizard
PC Starts to Black Screen With Only a White Arrow (Windows XP)
Problems Occur after Installing Internet Software (Windows XP SP2) (restart, no icons, start menu)
Resolving Issues in Outlook Express
Software Fails to Pass Windows Logo Testing
Error: Not enough memory available to run System Recovery
Error: The device driver for COM1 is preventing the system from entering hibernation
Sasser Worm-Virus or Its Variants Cause the Computer to Shutdown with an "LSA Shell" Error Message
Error when Opening Help and Support Center: Data Execution Protections - Microsoft Windows
My Documents Folder Opens when Windows XP Starts
Error: gcinstall.exe has encountered a problem and needs to close. We are sorry for the inconvenience
Using PC-Doctor Offline DOS Diagnostics to Verify Hardware Problems
Error: CPU Fan Failed
Monitor or TV is Blank after Starting the Computer
Content Protection Messages Interrupt Viewing of High Definition Movies
Error: An operation was attempted on something that is not a socket
HP Update Error: Your system does not meet the minimum requirements for this update. Update has been cancelled (9998)
A Printer, Scanner, or other Hardware Device is not Available in a Windows XP User Account
Error: Windows cannot display the volume control on the taskbar because the Volume Control program has not been installed (Windows XP)
My Music and My Pictures Icons Display as Normal Folders
Internet Connection Sharing (Windows XP)
Windows XP Search Window Opens When Trying To Open Any Folder
Troubleshooting USB Connections (Windows XP, ME, and 98)
Logo Startup Screen is Missing
Error in Internet Explorer: A Runtime Error Has Occurred - Do You Wish to Debug?
HP Update Error: Your system does not meet the operating system requirements. Update has been cancelled. (9997) or (9998)
Music CD Sounds Slow Playing in MusicMatch Jukebox
Security Center Icon is Missing
Error: Software Required for Communicating with the iPod is not Installed Correctly
Computer Turns On Unexpectedly (Windows 7, Vista, or XP)
Keyboard Keys Do Not Work Correctly After Enabling FilterKeys
Error 1719: Windows Installer Service could not be accessed.
Monitor Turns Off Before Screen Saver Opens (Windows 98, ME, or XP)
Security Update for HP Software Update
Error: Updates from HP is unable to access its data directory.
Error in Windows XP: Power Surge on Hub Port
Windows Dial-up Networking Error Codes
Error: vgaoem.fon Is Missing or Corrupt
Resolving Problems with Multifunction Devices (PSC, Officejet, All-in-One)
Windows XP Starts at Welcome Screen Instead of Desktop
HP Update Error: Your system does not meet the minimum requirements for this update. Update has been cancelled (9994)
Error 1606: Could not access network location - Displays When Installing or Removing Software
System Will Not Restart Automatically After Completing a Thorough Disk Check (Windows XP)
Sound Volume is Too Low (Windows XP)
Unable to Access Data from User Accounts after a System Recovery (Windows XP)
Disabling Error Reporting (Windows XP)
Preventing Reminder Messages from Opening (Windows XP)
Pressing CTRL + ALT + S Opens a Support Information Window
The Show Desktop Icon in Quick Launch Bar is Missing (Windows XP, ME, 98)
Error ISAM, 1918, 1919, or 1909 Occurs while Trying to Install Microsoft Office 2000 or Office XP
Installing Software in Windows Safe Mode
Flat Panel Monitor Displays Message about No Signal, Signal out of Range, Sleep, or Power Save
Windows XP Stops Responding at the Logon or Welcome Screen
Error: PXE-E61: Media Test Failure
Resolving Issues with HP Director
Error: Winlogon.exe Unable to locate component. The application failed to start because Shell32.dll was not found.
Error: System not fully installed. Please run setup again.
RecordNow! Stops Responding when Opened or While Scanning for Music
Error: Unable to load device driver: User32.dll
Resolving the Error: Explorer has caused an error in VX2.DLL, IEHelper, TPS108.dll, or MSView.dll
Error: This application failed to start because SHDOCVW.dll was not found.
Error: Error Loading Kernel. You must reinstall Windows
Error in Windows XP: Fax Preview does not Display
The Computer Restarts Unexpectedly (Windows XP)
After Adding a Drive, Another Drive is Missing (Windows)
Resolving Cable, DSL, or Other Broadband Internet Connection Problems (Windows XP, Me, and 98)
Start Button and Taskbar are Missing (Windows 98, ME or XP)
Modem-on-Hold Does Not Work