Case Study: Successful Amada Fanuc Board Repair on an Obsolete NISSO Servo Drive
An Amada AE/EM/EMK machine equipped with NISSO PA-1200AM AC servo amplifier experienced a critical drive failure.
Through advanced Amada board repair techniques and Fanuc-based expertise, the servo system was restored and returned to operation without reliance on unavailable OEM electronics.
System Overview
Machine Platform: Amada AE / EM / EMK / EMLK Series
Control Architecture: Amada Fanuc
Servo Drive: NISSO PA-1200AM (2006)
Support Status: Discontinued / No OEM support
Failure Condition (Before)
The servo amplifier exhibited severe electrical damage within the power section, resulting in axis shutdown and loss of machine functionality.
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Electrical damage to power section of NISSO servo amplifier
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Thermal and conductive damage on Amada Fanuc drive board
Solution
The failure was addressed through a combination of advanced Amada board repair techniques and the manufacturing of a new replacement control board, engineered to restore electrical integrity and system compatibility.
The newly manufactured board was integrated into the existing servo assembly, restoring stable operation without reliance on unsupported OEM electronics.
Result
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Servo drive functionality fully restored
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Stable axis control under operating conditions
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Extended service life of the machine
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No dependency on unavailable manufacturer support
Technology Path Forward
This case highlights both the availability and feasibility of Amada board repair.
Old Board Burnt and New Board Designed and Built by Lapis Replaced in the Unit.
Burnt Electronics fully replaced.
Unit is fully functional and tested.
Drive is fully fixed.
Need Amada Board Repair?
When a critical drive or control board fails, downtime is not an option.
We provide professional Amada board repair for legacy Amada Fanuc systems, including:
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Servo drives and power electronics
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Control and interface boards
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Obsolete and unsupported Amada components
Our repairs restore operation without forcing a full control replacement, keeping your machine productive and your investment protected.
Looking for a Long-Term Control Solution?
While Amada board repair restores immediate operation, legacy control platforms eventually face ongoing obsolescence.
For customers planning long-term reliability, we offer Fanuc-based Lapis Control upgrades, designed to modernize Amada machines while preserving their mechanical strengths.
Lapis Fanuc Control Benefits:
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Modern Fanuc servo and drive architecture
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Long-term parts availability
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Improved diagnostics and connectivity
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Designed for decades of continued operation
Explore Amada Fanuc Control Upgrades
Lapis Services is a Fanuc Authorized Integrator.
