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Elements and Performance Criteria

  1. Diagnose remote faults
  2. Plan remote repair
  3. Repair fault
  4. Report remote diagnosis and repair and document results

Required Skills

Required skills

analytical skills to review alarm information and make judgments to inform operational decisions

communication skills to

liaise with technical personnel working across different levels and in different contexts

provide advice and guidance to others

initiative and enterprise skills to identify improvements to alarm resolution and troubleshooting

learning skills to keep up to date with new technology

literacy skills to read complex technical data procedures equipment and system manuals and specifications

numeracy skills to interpret levels readings and numerical data

problem solving skills to address complex problems from a remote location

research skills to source technical information from enterprise website or manufacturers technical documentation

technical skills to

interpret and use equipment and system manuals and specifications

undertake diagnosis and repairs on a range of networks

Required knowledge

installed telecommunications systems and equipment

path protection

telecommunications networks

test equipment and test procedures

typical problems and challenges that arise in NOCs and in the field

typical systems and procedures

Evidence Required

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria required skills and knowledge range statement and the Assessment Guidelines for the Training Package

Overview of assessment

Critical aspects for assessment and evidence required to demonstrate competency in this unit

Evidence of the ability to

diagnose and identify faults including using fault history and ranking likely causes

plan and coordinate repair of network faults

apply enterprise escalation and outage procedures following related OHS requirements and work practices

Context of and specific resources for assessment

Assessment must ensure

sites on which remote diagnosis and repair of network may be conducted

use of test equipment currently used in industry

manufacturers technical documentation

Method of assessment

A range of assessment methods should be used to assess practical skills and knowledge The following examples are appropriate for this unit

observation of the candidate performing remote diagnosis of network faults

observation of the candidate giving clear and precise instructions to staff engaged in on site repair

observation of the candidate repairing network faults

review of documentation completed by the candidate

oral or written questioning to assess required knowledge

Guidance information for assessment

Holistic assessment with other units relevant to the industry sector workplace and job role is recommended for example

ICTCBLA Remotely locate and identify cable network faults

ICTCBL4099A Remotely locate and identify cable network faults

ICTTENA Locate diagnose and rectify faults

ICTTEN4081A Locate, diagnose and rectify faults

ICTTENA Monitor analyse and action telecommunications network alarms

ICTTEN4085A Monitor, analyse and action telecommunications network alarms

ICTTENA Undertake routine maintenance of the telecommunications network

ICTTEN4086A Undertake routine maintenance of the telecommunications network.

Aboriginal people and other people from a nonEnglish speaking background may have second language issues

Access must be provided to appropriate learning and assessment support when required

Assessment processes and techniques must be culturally appropriate and appropriate to the oral communication skill level and language and literacy capacity of the candidate and the work being performed

In all cases where practical assessment is used it will be combined with targeted questioning to assess required knowledge Questioning techniques should not require language literacy and numeracy skills beyond those required in this unit of competency

Where applicable physical resources should include equipment modified for people with special needs


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.

Relevant data may include:

alarm conditions

customer reports

event history

event log

service level degradation

test results from remote interrogation.

Context and background information may include:

customer reports

environmental factors

fault history

previous reports.

Appropriate documentation may include:

manufacturer's technical documentation

test procedures

trouble clearing and alarm reference guide.

Test equipment may include:

bit error rate tester

communication system analyser

digital analyser

laser source

magnetic error reduction meter

microwave link analyser

modulation analyser

multimeter

optical attenuator

optical fibre power meter

optical loss test set

oscillator

oscilloscope

optical time domain reflectometer (OTDR)

pattern generator

personal computer loaded with diagnostic routines

power meter

radio frequency (RF) microwave test set

RF sweep tester

signal level meter

spectrum analyses

transmission measuring set

voltage standing wave ratio (VSWR) meter.

Appropriate tests may include:

bandwidth

blocking

call rate

congestion

distortion

drop out rate

functionality

interference

latency

network tests

optical transmission

packet loss rate

quality of service (QoS)

radio transmission

recovery rate

redundancy

signal to noise ratio

transmitted power measurements

upload and download rates.

Network faults may include:

out of specification faults

dynamic loops

intermittent performance problems

latency

network dropout

severe cable or transmission path damage

system configuration problems

system equipment failure or partial failure

traffic congestion.

Network operation centre may include:

engineering unit within an enterprise responsible for:

coordinating repairs or changes to the network

monitoring the network

performing diagnostic tests.

Outages may include:

loss of service to customers due to a network fault or upgrade

planned, in the case of network upgrades

unplanned in relation to faults.

Repair strategies may include:

force traffic to alternate path

isolate faulty unit

switch to redundant equipment.

Customer traffic may include:

analogue or digital forms of:

data

image

voice.

Escalate may include:

greater involvement from the NOC

progressive shifting of network restoration responsibility to more capable areas.

Enterprise procedure may include:

installation

maintenance

reporting.

Relevant parties may include:

contractors

customers

equipment vendors and manufacturers

fault centre

individual reporting the fault

network administrator

network manager

network operations centre staff

on site technical staff

site manager.

Quality assurance may include:

acting on logs, reports and other data to guide ongoing quality improvements

updating logs and reporting on installation or maintenance activities.