Download Module 13: Troubleshooting PC Hardware

IT-Essential – I
modulo 13
Summary
This module discussed troubleshooting methods, including tips and tricks to solve computer problems. The
following topics were discussed:
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The six steps in the troubleshooting process, which include identifying the problem, gathering the
information, developing the solution, implementing the solution, verifying that the problem is
resolved, and documenting the solution
Diagnostic software like SpinRite for recovering data from a crashed hard drive, and Checkit, PC
Technician, AMI Diags, and SiSoft Sandra to perform system analysis and testing
FRUs such as monitors, keyboards, expansion cards, and memory upgrades that can be easily
replaced with special tools
POST, a series of self-diagnostic tests that a computer runs through to test major hardware. Any
errors are reported visually or as a series of beep codes that indicate the specific problems. Beep
codes are BIOS specific and are helpful in the troubleshooting process.
BIOS for obtaining low-level hardware and software configuration information and the BIOS
upgrades for support devices
Sudden or intermittent RAM failures and the features of RAM
Two functions provided by the power supply in a computer system, delivering the appropriate
amount of current to the components in a computer and cooling the system with an onboard fan
Peripheral devices and how to troubleshoot problems that occur with cables, device drivers, IRQ
conflicts, and incorrect mode selection
Internet access problems, network access problems, and using NICs to determine proper
connections
The next module details troubleshooting basics for computer software. The steps to determine the cause of
specific problems, and the steps to follow to resolve software problems are detailed.
Quiz
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