SV0360

ABNORMAL CHECKSUM(INT)

Fanuc · Alpha i Series Servo Amplifier

What does SV0360 mean?

A checksum alarm occurred on the built-in Pulsecoder. This indicates an internal data integrity issue within the Pulsecoder.

Common Causes

  • Internal data corruption in the Pulsecoder's checksum calculation.
  • Faulty Pulsecoder memory IC.
  • Electromagnetic interference affecting data integrity.
  • Aging or damaged internal components of the Pulsecoder.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power cycle the Pulsecoder and the CNC.

  2. 2

    Measure Pulsecoder output signals for noise or distortion.

  3. 3

    Inspect Pulsecoder connector for corrosion or damage.

  4. 4

    If possible, replace the Pulsecoder unit.

Browse all codes in this manual (101)
Verified technical data. Last updated: March 2026

Related Faults

Source: Fanuc Alpha i Series Servo Amplifier