ELEC 2650 - Computer Servicing 1

Credit Hours: 4.00

Prerequisites: None

The student will become familiar with personal computer equipment and computer servicing concepts. Topics covered are disassembly and assembly procedures, identification and replacement of parts, configuration problems, and electrostatic considerations. Emphasis will be on troubleshooting and diagnostic routines and procedures.

Location: South Campus

Contact Hours: 4
Billable Contact Hours: 4

OUTCOMES AND OBJECTIVES
Outcome 1:
Upon completion of this course, students will construct computers, use test equipment, and troubleshoot and repair computers.

Objectives:

Locate and identify the various hardware parts of a computer.
Name popular Pentium class microprocessors and describe their basic characteristics, such as speeds, voltages, form‐factors, and cache capabilities.
Differentiate between different types of hard‐ and floppy‐disk drive types.

Outcome 2:
Upon completion of this course, students will remove, test and replace computer components.

Objectives:

Use data sheets and select replacement components.
Locate and identify the various hardware parts of a computer.
Differentiate between different types of hard and floppy disk drive types.

COMMON DEGREE OUTCOMES
(Bulleted outcomes apply to the course)

1. The graduate can integrate the knowledge and technological skills necessary to be a successful learner.

2. The graduate can demonstrate how to think competently.

3. The graduate can demonstrate how to employ mathematical knowledge.

4. The graduate can demonstrate how to communicate competently.

The graduate is sensitive to issues relating to a diverse, global society.

COURSE CONTENT OUTLINE

Introduction
1. Objective of the course is to train to the technician level
2. Electrical safety
3. Safety glasses required when using tools
4. ECS (electrostatic discharge)
5. Proper handling of hard drives
6. The history of computers
System Overview
1. Locations and purpose of
  1. Power supply
  2. System board
  3. Bios, micropro cessor, math coprocessor, serial port, parallel port, keyboard port, mouse port, diskette drive, disk drive, adapter cards, cables, battery, disk connection
2. Keyboard
3. Display
Memory
1. Memory types
  1. SIPS, SIMMS, 9 X1, 9X4
2. Memory size
  1. 12kb, 16kb, 6 4kb, 128kb, 256kb, 1M, 4M, 8M
3. Memory speed
  1. 200ns, 150ns, 1 00ns, 80ns, 70ns
4. Ram disks
Keyboards and Input Devices
1. Keyboard types
  1. 88, 101, PC, AT, PS/2, Keytronics, Enhanced
2. Mouse
  1. Different types
3. Trackball
4. Joystick
5. Tablet
Power Supplies
1. Types of power supplies
  1. Auto‐transformer
  2. Selectable voltage
2. Different wattage power supplies
3. Normal PC output voltages
  1. +5VDC, ‐5VDC, +12VDC
4. Power good sense line
5. Different cooling device s
6. Connectors
  1. Types, location, pin numbering
7. Testing power supplies
Microprocessors
1. Evolution of micro processors
2. Types
  1. 8088, 80286, 80386, 80486, 80586 (Pentium)
3. What SX, SLC etc. mean
What Happens When the Switch is Turned On
1. Use a flow chart to explain everything that hap pens as the computer becomes ready to use
  1. POST test
Displays and Adapters
1. Mode of operation
  1. Mono, CGA, EGA, Super VGA, XGA, XGAII
2. Interlaced
3. Non‐interlaced
4. Colors
  1. Green, Amber, RGB
5. Screen sizes
6. Adapter types
7. Graphics
8. Text
Diskette Drives and Adapters
1. Diskette drive sizes
  1. 180, 360, 1.2, 720, 1.44, 2.88
2. Formats
  1. MLM, RL L, MFM
Hard Drives and Adapters
1. Speed
2. Size
3. Format
  1. SCSI, ESDI
4. Auto ramping heads
5. Logical drives

Primary Faculty
Dulinski, Kenneth
Secondary Faculty

Associate Dean
Hinrichsen, Timothy
Dean
Hutchison, Donald

Official Course Syllabus - Macomb Community College, 14500 E 12 Mile Road, Warren, MI 48088