SRVO-214

6-Axis Servo Amplifier Fuse Blown

Fanuc · R-30iB Mate + Mate Plus Robot

What does SRVO-214 mean?

A fuse (FS2 or FS3) within the 6-Axis servo amplifier has blown. This typically results from an overcurrent condition within the amplifier, possibly due to a motor short or internal component failure.

Common Causes

  • The fuse located within the 6-axis servo amplifier unit has blown.
  • This indicates an internal electrical fault or overload within the servo amplifier that has caused its protective fuse to activate.
  • Potential causes include a short circuit in the amplifier's power stage or motor wiring.
  • Requires opening the servo amplifier unit to inspect and replace the blown fuse, along with further diagnostics.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Identify and eliminate the cause of the blown fuse (FS2 or FS3).

  2. 2

    Replace the blown fuse (FS2 or FS3).

  3. 3

    Replace the 6-Axis servo amplifier.

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Verified technical data. Last updated: March 2026

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Source: Fanuc R-30iB Mate + Mate Plus Robot