Sunday, July 5, 2009

How to Fix a Computer That Has Frozen


Computer Maintenance Tips : How to Fix a Computer That Has Frozen

Wednesday, June 17, 2009

COURSE OUTLINE AND TIMEFRAME

UNIT TITLE : MAINTAIN COMPUTER SYSTEMS AND NETWORKS
UNIT CODE : ELC724319
UNIT DESCRIPTOR : This unit covers the knowledge, skills and attitudes needed to maintain and service computer systems and networks.

ELEMENT PERFORMANCE CRITERIA
Italicized items are elaborated in the range of Variables
1. Plan and prepare for maintenance 1.1. Maintenance is planned and prepared in line with job requirements.
1.2. OHS policies and procedures are followed in line with job requirements.
1.3. Computer systems and networks for maintenance are checked against specifications and requirements.
1.4. Materials necessary to complete the work are obtained in accordance with established procedures and checked against job requirements.
1.5. Tools, equipment and testing devices needed for the maintenance are obtained and checked for correct operation and safety
1.6. Computer systems and networks maintained are identified from the job/service order or instructions
2. Maintain computer systems and networks 2.1. Appropriate personal protective equipment is used in line with standard procedures.
2.2. Normal function of computer systems and networks are checked in accordance with manufacturer’s instructions.
2.3. Scheduled/periodic maintenance is performed in accordance with manufacturer’s requirements.
2.4. Where necessary, needed repairs/replacements are made in accordance with established procedures.
2.5. Unplanned events or conditions are responded to in accordance with established procedures
3. Inspect and test the computer systems and networks 3.1. Final inspections are undertaken to ensure that the testing conducted on the device conforms with the manufacturer’s instruction/manual
3.2. Computer systems and networks are checked to ensure safe operation.
3.3. Work site is cleaned and cleared of all debris and left in safe condition in accordance with company procedures
3.4. Report is prepared and completed according to company requirements

Range of Variables

Variable Range
1. OH & S policies and procedures 1.1. OH & S guidelines
1.2. Philippine environmental standards
2. Computer systems and networks Includes but not limited to:
2.1. Servers
2.2. peripherals
2.3. desktop computers
3. Materials Includes but not limited to:
3.1. disks
3.2. CD
4. Tools Tools for: cutting, shaping, drilling, threading, tapping, finishing, dismantling, and assembling. Tool set includes but not limited to:
4.1. Pliers (assorted)
4.2. Screw drivers (assorted)
4.3. Special tools
5. Equipment/testing devices 5.1. Equipment includes but not limited to:
5.1.1. Maintenance bench
5.1.2. Power supply equipment
5.2. Testing devices include but not limited to:
5.2.1. Multi-meter
5.2.2. software
6. Personal protective equipment Includes but not limited to:
6.1. Goggles/glasses
6.2. Mask
6.3. Gloves
6.4. Anti-static wrist wrap

Evidence Guide

1. Critical aspect of competency Assessment must show that the candidate:
1.1 Interpreted work instructions according to job requirements.
1.2 Conducted maintenance properly on the systems using standard procedures
1.3 Diagnosed faults in the systems
1.4 Checked the maintained/serviced systems to ensure safety
1.5 Documented the tasks undertaken
2. Underpinning knowledge Includes but not limited to:
2.1 Occupational health and safety
2.2 PC systems
2.3 Computer Operating Systems
2.4 Use of tools
2.5 Mathematical calculations
2.6 Electrical theory
2.7 Electronics theory
2.8 Wiring techniques
2.9 Drawing interpretation
2.10 Computer operations
2.11 Advanced networking
2.12 Network cabling
2.13 Viruses
2.14 Use of applications software


3. Underpinning skills 3.1 Reading skills required to interpret work instructions
3.2 Communication skills needed to interpret and define work procedures
3.3 Problem solving in emergency situation
3.4 Network Cabling
3.5 Connecting computers to wired and wireless LAN
3.6 Removing viruses from infected machines
4. Method of assessment The assessor must select two of the following assessment methods to objectively assess the candidate:
4.1 Observation with oral Questioning
4.2 Interview
4.3 Third Party
4.4 Portfolio
5. Resource Implication The following resources MUST be provided:
5.1 Tools
5.2 Computers and peripherals
5.3 Test instruments
5.4 Materials
5.5 PPE
5.6 Technical manuals
6. Context of Assessment Assessment may be conducted in the workplace or in a simulated environment
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