Chapter 4 Introduction to Preventive Maintenance in Khmer

In this chapter is about Preventive Maintenance processes which include three main topics below:

1. Preventive Maintenance

• Involves functional checks, servicing, repairing or replacing necessary devices, equipment, machinery, and utilities.
• Benefits include reducing potential hardware and software problems, extending component lifespan, and improving equipment stability.
• Tasks include dust removal, cleaning, and securing loose cables.

Video from online class part 1

2.Troubleshooting Process

• A form of problem-solving used to repair failed products or processes.
• Steps include identifying the problem, establishing a theory of probable cause, testing theories, establishing a plan of action, verifying full system functionality, and documenting findings, actions, and outcomes.

Watch The Complete Chapter of Computer Fundamental in Khmer Here

3. Common PC Problems and Solutions

• Common hardware problems include storage device problems, motherboard and internal components problems, power supply problems, and CPU and memory problems.

Video from online class part 2

Useful links:

⚡ How to Download and Install Khmer Unicode for Windows and Mac OSX (apple)
⚡ Free Ebook Download - free PDF download
⚡ Learn Excel Formulas with Video and Example Download