Computer Repair and Maintenance
EG 2215 CT
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Year
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: II
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Total: 6 hours / week
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Semester
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: IV
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Lecture: 3 hours / week
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Practical: 3 hours / week
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Course Description:
This course deals about fundamental concept, theories and
popular principles of repair and Maintenance systems of computer. The major
focus is trouble shooting, repairing and maintenance into real-life by
utilizing the knowledge and skill of computer hardware and software. This makes
the learning-teaching process more interactive, skillful and
interesting.
Course Objectives:
At the end of the course student will be able to
1. Explain basic operation,
classification and role of the computer
2. Perform the maintenance of
computer, its accessories and peripherals
3. Take Care of computer and
its accessories
Course Contents:
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Units
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Topics
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Contents
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Hours
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Methods /Media
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Marks
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1
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Introduction to
Computer
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1.1 Definition of Computer.
1.2 Introduction to
Data,
1.3 Introduction to
Program,
1.4 Introduction to
information.
1.5 Hardware and Software.
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(1)
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||
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2
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Classification of
Computer
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2.1 Analog, Digital, Hybrid
Computer.
2.2 Super, Mainframe,
Micro-computer.
2.3 General and Special
Purpose Computer.
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(1)
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||
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3
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Role of Computer:
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3.1 Education,
3.2 Health, Industries,
3.3 Transportation,
3.4 Research,
3.5 Business.
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(2)
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4
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Computer History and Generation
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||||
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5
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System Case:
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5.1 Style and size,
5.2 Form Factors,
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(2)
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Unit
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Topics
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Contents
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Hours
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Methods /Media
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Marks
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5.3 Switches,
5.4 LEDs,
5.5 Drive
bay.
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|||||
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6
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Power Supply:
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6.1 Ratings,
6.2 Working Principle,
6.3 Block Diagram,
6.4 SMPS
Concept.
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(2)
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7
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Mother Board and System Devices:
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7.1 Form factor,
7.2 Parts,
7.3 Chipset and
controller,
7.4 Buses,
7.5 BIOS.
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(2)
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8
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Input Devices:
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8.1 Keyboard,
8.2 Mouse,
8.3 Light pen,
8.4 other
devices.
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(1)
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||
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9
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Processor:
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9.1 Arithmetic Logic Unit
(ALU),
9.2 Control Unit, Register,
9.3 Machine Cycle (Instruction
cycle and Execution cycle),
9.4 Buses (Data bus, Address
Bus, Control Bus).
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(5)
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10
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Storage Devices
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10.1 Primary Storage Devices:
· RAM (Types, Speed, Access
and
Time, Size, Error Detection and
Correction, Logical Memory Layout).
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(12)
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Unit
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Topics
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Contents
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Hours
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Methods /Media
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Marks
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• ROM (PROM,
EPROM, EEPROM). · Cache Memory, · Flash Memory.
10.2 Secondary Storage
Devices:
• Hard disk (Brief History,
Construction and Operation, Speed, Disk Geometry, Track,
Cylinder and sectors, Capacity, Partitioning
and Formatting, Interface IDE/ATA/SATA/SCSI),
• Compact Disk (CD/DVD,
Color book Specification, Performance and Reliability, CD/R-W principle,
interface).
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11
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Video Display:
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11.1 Video modes,
11.2 Resolution,
11.3 Color,
11.4 Size
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(2)
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12
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Monitors:
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12.1 CRT (Simple working
Principle), 12.2 LCD.
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(4)
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13
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Printers:
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13.1 Impact, non-impact,
13.2 Static or Laser,
13.3 Non-static or inkjet and
bubble jet.
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(1)
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14
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UPS
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14.1 Introduction to UPS
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(1)
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15
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System Care
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15.1 Preventive Maintenance:
• General system care
factors,
• Cooling and
Ventilation,
• Power protection,
• Data loss and virus
protection).
15.2 Data problem detection:
• Virus detection and
protection,
• Background of
viruses,
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(9)
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Unit
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Topics
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Contents
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Hours
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Methods /Media
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Marks
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• Virus scanning and
antivirus software
15.3 Backup and Disaster Recovery: · Risk of data,
• Backup methods devices and
media,
• Backup
scheduling, · Recovery of data.
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|||||
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Laboratory Work
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|||||
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1. Identification and
Selection of Required Tools
1.1 Physical Assembly
procedure:
• Safety procedure, System
case selection and preparation, layout of mother board, Secondary storage
devices fitting and connections, Memory insertion, Power Connection,
Processor and heat sink fitting, Connection of indicators and switches,
Setting of jumpers, Insertion of peripheral cards like audio, NIC, Modem,
Video Cards etc if necessary.
1.2 Installation of Operating
Systems:
• Management of Hard Disk
(Partition and formatting), BIOS setup and installation of Operating system
(Windows, Linux, Redhat etc), Installation of Device drivers, Configuration,
Installation of Application Programs and antivirus.
1.3 Connecting Multiple
Computers Together:
• Construction of UTP cable
(Straight through and Cross-cable, Connecting through HUB, Switch or Direct
connection, Assigning IP numbers and testing of networking.
1.4 Troubleshooting and
Repairing Techniques:
• System Case, LEDs or Case
Buttons, Key Lock, Power Sources and Power Protection Devices Cooling fans,
air circulation, Motherboard and System Devices, General Failures, CMOS
Memory or Real-Time Clock, System BIOS, Resources and
Expansion Cards, Processor, System Memory, Memory Not
Recognized, Out of Memory Problems, Performance Issues,
Video Cards, Failure or Improper Operation, Image Quality
Problems, Performance or Video Mode Issues, Monitors, Failure or Improper
Operation, Hard Disk Drives, Booting or Operation Problems, Configuration
Issues, Disk Compression Issues, Drive
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(45)
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Unit
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Topics
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Contents
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Hours
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Methods /Media
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Marks
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Letter Issues, File System Problems, Operating System,
CD/DVD-
ROM Drives, Drive Not Recognized, Configuration Problems,
Audio Issues, Peripheral I/O Ports, Keyboards, Mice,
Modems, Network Card, Operation and Connection Problems, Speed Issues,
Applications Program Failure.
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Reference:
1. Win Rosch, The hardware
Bible 3rd Edition
2. Peter Norton, Introduction
to Computers 4th Edition
3. Mark Minasi, The Complete PC
Upgrade and Maintenance Guide
4. Scott Mueller, Upgrading and
Repairing PCs
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