NZQA Expiring unit standard
6845 version 5
Page 1 of 4
Title
Repair a multi-user computer to module level
Level
6
Credits
15
Purpose
People credited with this unit standard are able to: diagnose
faults with a multi-user computer to module level; plan the
repair of a multi-user computer to module level; bypass and
replace faulty modules; and restore to service a multi-user
computer. The performance of all outcomes is to a standard
that is expected in a professional environment.
Classification
Computing > Computer Support
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Open. The credit value of this unit standard is calculated
assuming a person has the prior knowledge and skills to
operate a personal computer system, and demonstrate an
understanding of personal computer hardware components.
Explanatory notes
1
Range faults – storage device, power supply, logic board, input and output system,
monitor, memory.
2
Glossary of terms
a
3
This unit standard is
Multi-user refers to mid-range, expiring
mainframe, or network fileserver based systems.
b
Module level refers to hardware sub-assemblies, such as disk drives and circuit
boards, that are replaceable without the use of a soldering iron.
c
Industry recommended procedure refers to a procedure used and
recommended by an organisation involved in the computer industry.
Performance of all outcomes is to be carried out in accordance with organisation
standards and procedures, unless otherwise stated. Organisation standards and
procedures may cover: quality assurance, documentation, security, communication,
health and safety, and personal behaviour. An example of the standards expected is
the standards found in ISO 9000 Certified Organisations.
NZQA National Qualifications Services
SSB Code 130301
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
6845 version 5
Page 2 of 4
4
Performance of all outcomes is to be completed within the normal range of time that
would be expected in a professional environment, e.g. in a commercial or
government organisation.
5
Performance of all outcomes is to be within the normal range of cost, or cost
estimate, that would be expected in a commercial environment.
6
Performance of all outcomes complies with the laws of New Zealand, especially with
regard to copyright, privacy, health and safety, consumer rights, and electricity
regulations.
Outcomes and evidence requirements
Outcome 1
Diagnose faults with a multi-user computer to module level.
Evidence requirements
1.1
The investigation of each fault verifies the reported symptoms, and identifies
any further symptoms.
1.2
The cause(s) of the symptoms are identified using diagnostic procedures
recommended by industry, and according to the user’s requirements.
1.3
Known problems are identified using information sources.
Range
reference manual, fault database, supplier staff.
Outcome 2
Plan the repair of a multi-user computer to module level.
This unit standard is
A review of the diagnosis identifies and explains the feasibility of the repair.
expiring
The plan outlines the strategy for repairing the fault.
Evidence requirements
2.1
2.2
2.3
A review procedure is adopted which ensures the final outcome meets user
requirements.
2.4
The plan estimates the effort, duration, and resources required for the repair.
2.5
The resources required to complete the repair are available at the repair site.
2.6
Replacement modules are compatible with the computer system, and carry
evidence of integrity.
Outcome 3
Bypass faulty modules in a multi-user computer.
NZQA National Qualifications Services
SSB Code 130301
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
6845 version 5
Page 3 of 4
Evidence requirements
3.1
Bypassing a faulty module is achieved through reconfiguring the system
software according to the manufacturer’s specifications.
3.2
Bypassing a faulty module is achieved through reconfiguring the hardware
according to the manufacturer’s specifications.
3.3
The computer is able to be returned to service.
Outcome 4
Replace a faulty module in a multi-user computer.
Evidence requirements
4.1
The replacement module is installed according to the manufacturer’s
specifications.
4.2
Testing demonstrates the replacement module functions according to the
manufacturer’s specifications.
4.3
The computer is able to be returned to service.
Outcome 5
Restore a multi-user computer to service.
Evidence requirements
5.1
The computer operates according to the manufacturer’s specifications.
This unit standard is
This unit standard is expiring. Assessment
against the standard must take place by
expiring
the last date for assessment set out below.
5.2
The computer is available to the user.
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
8 July 1996
31 December 2015
Revision
2
28 November 2000
31 December 2015
Review
3
17 October 2008
31 December 2015
Rollover
4
21 July 2011
31 December 2015
Rollover
5
16 April 2015
31 December 2017
NZQA National Qualifications Services
SSB Code 130301
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
6845 version 5
Page 4 of 4
Consent and Moderation Requirements (CMR) reference
0011
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA,
before they can report credits from assessment against unit standards or deliver courses
of study leading to that assessment.
Industry Training Organisations must be granted consent to assess against standards by
NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and
which are assessing against unit standards must engage with the moderation system that
applies to those standards.
Requirements for consent to assess and an outline of the moderation system that applies
to this standard are outlined in the Consent and Moderation Requirements (CMR). The
CMR also includes useful information about special requirements for organisations wishing
to develop education and training programmes, such as minimum qualifications for tutors
and assessors, and special resource requirements.
This unit standard is
expiring
NZQA National Qualifications Services
SSB Code 130301
 New Zealand Qualifications Authority 2016