SRVO-097

Pulse Not Established (Track Encoder)

Fanuc · R-30iB Mate + Mate Plus Robot

What does SRVO-097 mean?

This alarm (Enc:i) indicates that the absolute position of the Pulsecoder (track encoder) cannot be established. This typically occurs during startup or after a power cycle if the encoder's absolute position data is lost, preventing accurate track positioning. The cause and fix are identical to SRVO-075 for robot axes.

Repair Steps

  1. 1

    Reset the alarm condition.

  2. 2

    Jog the affected axis (one motor revolution) until the alarm no longer occurs to re-establish the Pulsecoder's absolute position.

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Verified technical data. Last updated: March 2026
Source: Fanuc R-30iB Mate + Mate Plus Robot