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Troubleshooting PC Hardware - PowerPoint PPT Presentation


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Troubleshooting PC Hardware. Troubleshooting Steps. Identify the problem ... Did the problem start after the user installed hardware or software? ...

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Presentation Transcript
troubleshooting steps
Troubleshooting Steps
  • Identify the problem
  • Gather Information
  • Develop & implement a solution
  • If the problem isn\'t solved, go back to Step 1 and refine your information.
  • Document the problem and the solution.
identify the problem
Identify the Problem
  • After the user describes the problem, attempt to recreate it yourself.
  • Make note of other factors that exist when the problem occurs.
gather information
Gather Information
  • Did the problem start after the user installed hardware or software?
  • Did the problem appear suddenly or gradually?
  • Attempt to recreate the situation leading to the problem.
  • Use available troubleshooting utilities.
develop and implement a solution
Develop and Implement a Solution
  • Remove or replace a suspect part.
  • Uninstall offending software.
  • Run Antivirus or Antispyware utility.
  • Verify the problem is solved.
troubleshooting hardware
Troubleshooting Hardware
  • POST Errors
  • BIOS Error Messages
  • OS Load Errors
  • Errors reported by user
post messages
POST Messages
  • Can be audible (Beeps) or visual
    • Most are related to system memory or cache
    • Keyboard missing or locked
    • Video System failure
  • POST Card
bios messages
BIOS Messages
  • May be fatal or non-fatal
  • Examples
    • CMOS battery low or dead
    • Incorrect CPU speed
    • Incorrect memory size
    • No boot device
  • For some errors, easy solution is to reset BIOS to factory defaults.
os windows errors
OS (Windows) Errors
  • Problems during Windows setup
    • Graphic video system
    • Loading Hardware or Drivers
    • Setting up communications (network)
  • Boot into Safe Mode (F8)
    • If Safe Mode is successful, Windows core files are OK, problem is in 3rd party hardware or drivers.
troubleshooting windows
Troubleshooting Windows
  • Entering Safe Mode (F8)
    • Basic Safe Mode – Only very basic drivers and system files are loaded.
    • Safe Mode with Networking – NIC drivers and information files are loaded.
    • Safe Mode with Command Prompt – Windows GUI is not loaded.
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