Chapter 12 Hardware and Network Troubleshooting

THE FOLLOWING COMPTIA A+ EXAM 220-901 OBJECTIVES ARE COVERED IN THIS CHAPTER:

  • ✓ 2.9 Given a scenario, use appropriate networking tools.
    • Crimper
    • Cable stripper
    • Multimeter
    • Tone generator & probe
    • Cable tester
    • Loopback plug
    • Punchdown tool
    • WiFi analyzer
  • ✓ 4.1 Given a scenario, troubleshoot common problems related to motherboards, RAM, CPU, and power with appropriate tools.
    • Common symptoms
      • Unexpected shutdowns
      • System lockups
      • POST code beeps
      • Blank screen on bootup
      • BIOS time and settings resets
      • Attempts to boot to incorrect device
      • Continuous reboots
      • No power
      • Overheating
      • Loud noise
      • Intermittent device failure
      • Fans spin – no power to other devices
      • Indicator lights
      • Smoke
      • Burning smell
      • Proprietary ...

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