Computer Repair Book
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Identify and understand the basic components of a computer system
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Perform hardware installation, upgrades, and troubleshooting.
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Diagnose and resolve common software issues.
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Implement effective preventive maintenance practices.
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Understand and apply best practices for data recovery and security.
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Use diagnostic tools and software to identify and fix problems.
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Provide customer service and support in a professional manner.
2. Hardware Installation and Upgrades
2.1. Upgrading Peripherals
1 Keyboard
· Types: Mechanical, membrane, wireless.
· Upgrade Steps:
1. Disconnect the Current Keyboard: Unplug the existing keyboard from the computer.
2. Install the New Keyboard: Plug the new keyboard into the appropriate USB or PS/2 port.
3. Test the Keyboard: Open a text editor and test all keys to ensure they are functioning correctly.
2 Mouse
· Types: Optical, laser, wireless.
· Upgrade Steps:
1. Disconnect the Current Mouse: Unplug the existing mouse from the computer.
2. Install the New Mouse: Plug the new mouse into the appropriate USB or PS/2 port.
3. Test the Mouse: Move the mouse and click the buttons to ensure they are functioning correctly.
3 Monitor
· Types: LCD, LED, OLED.
· Upgrade Steps:
1. Disconnect the Current Monitor: Unplug the existing monitor from the computer.
2. Install the New Monitor: Connect the new monitor to the appropriate video port (HDMI, DisplayPort, VGA, etc.).
3. Power On the Monitor: Plug the monitor into a power outlet and turn it on.
4. Adjust Settings: Adjust the resolution and other settings in the operating system to optimize the display.