Computer Hardware Repairs and Maintenance Course Overview

Computer Maintenance & Repair course aims to enable student to diagnose and repair computer systems. The course will offer students a valuable combination of technical and business abilities to start them off in the career direction of their choice.

This course is designed to provide a full understanding of computer networking. Students will learn everything from the fundamentals of modern networking technologies and protocols to an overview of the cloud to practical applications and network troubleshooting. 

By the end of this course, students will be able to:

   ● describe computer networks in terms of a five-layer model

   ● understand all of the standard protocols involved with TCP/IP communications

   ● grasp powerful network troubleshooting tools and techniques

   ● learn network services like DNS and DHCP that help make computer networks run

   ● understand cloud computing, everything as a service, and cloud storage.

         

      Certifications Available:

      Upon completing the course, students will be eligible to take the CCNA, Comptia N+, ComtiaA+ certification examinations.

 

 

 

Networking Course Content

• Network features, hardware and software components.
• Network topologies, technologies and communication protocols.
• Peer-to-peer and server based networks including: – servers, clients, peers, shared resources, operating systems, administration, security, central support systems.
• OSI layers (Open Systems Interconnection), MAC address, sub-netting.
• Internet access technologies: – DSL, Broadband (ADSL), PSTN (dial-up), Satellite, Wireless.
• Selecting cable or wireless systems for connection.
• Hardware components for a peer-to-peer network including: – interface cards, hubs/switches, cables, connectors, tools and anti-static equipment.
• Connecting network printers.
• Virus protection, firewalls and passwords, security measures, file management and access rights.
• Testing networks, resolving routine problems associated with installation

Computer Maintenance and Repair Course Content

• Components of a computer: – microprocessor, memory, video slot/card, sound card, I/O card, FDD and CD controllers, serial and parallel interfaces, expansion modules.
• Microprocessor: – Specifications, speed, data and address bus widths
• Memory: – RAM, ROM, cache, floppy and hard disk, CD and DVD ROM, USB. Maintenance, testing and cleaning drives.
• I/O: – Serial and parallel, RS232, RS423, Centronics, serial and parallel cables and connector testing for use in current PC systems
• Monitors and Displays: – Definitions, types, uses and applications.
• Printers: – types, applications and specifications. Principles of operation of inkjet and laser printers, paper handling, printer cables and connections.
• Power supplies. Ratings: – Voltage, current and power requirements, DC and AC. The energy saving function, block diagram, typical faults, software setup and menu-driven adjustments.
• Electro-Static Discharge (ESD) and Safety Precautions.
• The WEEE directive, correct disposal of PC and printer waste.
• Installing and commissioning functioning systems.
• Fault Diagnosis: – PC boot-up sequence, Power On Self Test (POST), virus checking and clearing, Software diagnostics and flowcharts. Component and module substitution and testing techniques.