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This is the ideal course for people who are experienced in IT and are looking to improve on their knowledge.

Learn to:
•Compare alternative solutions to different types of faults determined in PC computer systems
•Repair hardware faults determined in PC computer systems
•Repair software faults determined in PC computer systems
•Install hardware components in a computer
Pre-requisites: Computer Servicing II (or equivalent)

There are 9 lessons in this course:

1.Removable storage
◦Introduction; overview
◦Volatile memory
◦Non volatile memory
◦Magnetic disk media
◦Magnetic tape media
◦Magneto optical drives
◦Flash memory media
◦Pen drives
◦External hard drives


◦Silicon and computers
◦Linear electronics
◦Simple semiconductor devices
◦pn junction diode
◦Other diodes' zener, vericap, light emitting, etc
◦Bipolar transistors
◦Field effect transistors
◦Digital electronics
◦AND gate
◦OR gateNOT gate
◦NOR gate
◦NAND gate
◦XOR gate
◦XNOR gate


3.Audio systems
◦Different audio files
◦MIDI sound files
◦Types of sound cards
◦How to install a sound card
◦How to configure software for a sound card
◦How does a sound card work
◦Common problems with sound cards and how to solve them

4.Video systems
◦Overview and Video system interfaces
◦Video card functions
◦PCI local Bus
◦Types of graphic cards
◦Types of monitors: CRT, LCD, LRD, Gas plasma
◦Multiple displays
◦Troubleshooting tips


5.Laptops and other portable devices
◦PDA's -brief overview
◦Common problems
◦Blackberries and common problems
◦Rechargeable battery technology: NiCad, NiMh, Lithium ion
◦Dead cells
◦Digital cameras
◦Digital advantages
◦Chips and flash
◦Portable printers
◦Common printer problems and causes
◦Portable DVD


6.Diagnosis and regular maintenance
◦Software types
◦System software
◦Utility software
◦Application software
◦Regular computer servicing: maintenance procedure
◦Disk cleanup
◦Disk defragmenter
◦Upgrading the BIOS
◦Troubleshooting BIOS Beep codes
◦Troubleshooting hardware


7.Networking: an introduction
◦Types of LAN
◦LAN Topology
◦Hardware for a basic network
◦Network cards
◦Network cable
◦Networking devices
◦Types of networks
◦Wireless networks
◦Software lisencing
◦Network security and information security
◦Proxy server
◦Intrusion detection systems


8.The Internet
◦Security on the internet
◦Types of threats: viruses, trojan horses, adware and malware, Denial of service attacks,Spamming, Phising, Hoaxes, etc.
◦Page not found
◦Web traffic
◦Stuck in page
◦Broadband connections need firewalls


◦Test parallel port driver and hardware
◦Test printer driver
◦Check the program
◦Check printing stack
◦Solving common printer problems
◦Printer cables
◦Power lead
◦Paper jams
◦Printer picking up multiple sheets
◦Paper won't feed
◦Toner smearing
◦Not printing from expected tray
◦Printer error messages

Each lesson culminates in an assignment which is submitted to the school, marked by the school's tutors and returned to you with any relevant suggestions, comments, and if necessary, extra reading.

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