Unit 366: Computer Repair and Maintenance

1. Introduction to Computer Repair and Maintenance

• Importance of computer repair and maintenance
• Common computer issues and symptoms
• Basic principles of troubleshooting
  • Problem identification
  • Isolation of cause
  • Testing and verification

2. Computer Hardware Components

• Overview of internal computer components
• Motherboard
  • Function and key parts (chipset, BIOS, slots)
• Central Processing Unit (CPU)
  • Role and types
• Random Access Memory (RAM)
  • Types and importance
• Hard Drive
  • HDD vs SSD
  • Storage capacities and performance
• Graphics Card
  • Purpose and types (integrated vs dedicated)
• Power Supply Unit (PSU)
  • Function and specifications

3. Software Troubleshooting

• Common software-related problems
  • Operating system errors and crashes
  • Driver installation and compatibility issues
  • Malware infections and symptoms
• Troubleshooting methods
  • Safe mode and system restore
  • Updating and reinstalling drivers
  • Malware scanning and removal techniques

4. Preventative Maintenance Techniques

• Importance of regular maintenance
• Software updates
  • Operating system patches
  • Application updates
• Disk cleanup and defragmentation
• Antivirus software maintenance
  • Updates and scans
• Hardware cleaning and environmental considerations

5. Hardware Repair and Replacement

• Diagnosing hardware failures
• Replacing faulty components
  • Hard drive replacement
  • RAM upgrade and replacement
  • Power supply troubleshooting and replacement
• Handling and safety procedures
• Tools and equipment used in hardware repair

6. Data Backup and Recovery

• Importance of data backup
• Backup methods
  • External drives
  • Cloud storage
  • Automated backups
• Data recovery strategies
  • File recovery software
  • Recovery from hardware failure

7. Networking and Connectivity

• Basics of computer networking
• Configuring internet connections
• Setting up a local area network (LAN)
• Common network issues and troubleshooting
  • IP conflicts
  • Connectivity drops
  • Router and modem problems

8. Customer Service Skills

• Effective communication techniques
• Understanding client needs and issues
• Professionalism and ethics in client interactions
• Problem-solving and managing expectations

9. Legal and Ethical Considerations in Computer Repair

• Overview of relevant laws and regulations
  • Data privacy laws
  • Intellectual property
• Ethical handling of customer data
• Compliance with industry standards
• Confidentiality and trust