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TESTING & FAULT FINDING

PROFESSIONAL AND RELIABLE SERVICE

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TROUBLESHOOTING ISSUES
Identifying and Resolving issues

Need someone with the correct equipment and necessary expertise?

Look no further! 

Testers
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Fibre Services (middle)

WHAT WE DO
Testing & Fault finding services
(Fibre Optic Cabling)

OTDR (Optical Time Domain Reflectometer) testing

600
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602

Light source and power meter testing

Fibre continuity testing

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608

Testing of new fibre installations prior to handover

603

Certification testing to industry standards

Emergency fibre fault response

Preventative fibre health checks

Data centre fibre troubleshooting

606

Fibre identification and tracing

621

High loss and signal degradation diagnosis

610
609

Connector inspection and cleaning (microscope inspection)

Rodent damage solutions, repair and prevention

The Importance of Fibre Optic Testing & Diagnostics...

 
Proper fibre optic testing and diagnostics are essential to ensure your network performs at its full potential. Even small faults, contamination, or poor terminations can cause signal loss, reduced speeds, and unreliable connectivity — issues that are often invisible without specialist equipment.

Using industry-approved testing tools, fibre links can be accurately measured, certified, and verified to meet performance standards. Professional testing not only identifies existing problems but also prevents future faults, reduces downtime, and ensures installations are fully compliant and dependable.


With around 80 years combined training and hands-on experience working with BT/Openreach fibre networks around London. London Fibre & Data Limited use advanced fibre optic testing equipment to diagnose, certify, and optimise your connections, delivering reliable performance for both residential and commercial environments.

Copper Services (bottom)

Testing & Fault finding services
(Copper Cabling)

612

TDR (Time Domain Reflectometer) testing

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Rectification of poorly terminated cables

613

Fault location and cable tracing

615

Office network health checks

616

CAT5e, CAT6, CAT6a certification testing

618

Testing after office moves or refurbishments

617

Intermittent network fault diagnosis

619

Emergency fault response and rapid diagnostics

622

Detection of split pairs and wiring faults

620

Rodent damage solutions, repair and prevention

611

Testing of newly installed cabling prior to handover

The Importance of Copper Data Cabling Testing & Diagnostics...

 
Reliable copper data cabling is essential for stable internet connectivity, telephony, and network performance in both businesses and residential homes. Faulty wiring, poor terminations, or hidden line issues can lead to slow speeds, connection drops, and ongoing network problems that are difficult to identify without specialist testing.

Using industry-approved diagnostic and certification equipment, cabling systems can be accurately tested to locate faults, verify performance, and ensure installations meet required standards. Professional testing helps prevent downtime, improves reliability, and extends the lifespan of your network infrastructure.

London Fibre & Data Limited delivers expert copper cable testing and diagnostics you can trust, ensuring your connections perform reliably now and into the future.

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