Description
EXFO MaxTester 720C Repair
The EXFO MaxTester 720C is a handheld fiber/network test set — it tests and qualifies fiber and Ethernet network links (including loss, connectivity, and service activation) for installers and field technicians. As a field-carried test instrument, its faults concentrate in the optical/Ethernet interfaces, the measurement engine, the display, and power.
June Company repairs and calibrates the EXFO MaxTester 720C for fiber and network field teams.
Common EXFO MaxTester 720C problems we fix
- Ethernet-interface repair — the Ethernet port not linking or testing correctly, repaired.
- Measurement-engine repair — the core measurement not producing valid results, restored.
- Optical-interface / connector faults — a degraded optical port or connector, serviced.
- Display or interface faults — repaired.
- Won’t power on or hold a charge — battery/power faults.
FAQs
My MaxTester won’t test a link — fixable? Yes. Interface and measurement-engine faults are repairable, then verified so fiber and Ethernet testing is accurate, with documented results.
Can you replace the battery? Yes — battery and power service is routine.
Every repair includes calibration verification and a 90-day parts-and-labor warranty. Email us or submit a service request.








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