SRVO-082

Line Tracking Pulsecoder Disconnected

Fanuc · R-30iB Mate + Mate Plus Robot

What does SRVO-082 mean?

The line tracking Pulsecoder is not connected or its connection is faulty, preventing the system from receiving position feedback for line tracking operations.

Common Causes

  • Line tracking encoder disconnected from the servo controller or I/O module.
  • Faulty connection or broken wire in the line tracking encoder cable.
  • Line tracking encoder unit failure preventing signal transmission.
  • Servo controller not receiving expected pulse signals from the line tracker.
  • Power loss to the line tracking encoder unit.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the connection cable at each end (the line tracking board and the motor side) for proper connection.

  2. 2

    Check whether the shielding of the connection cable is securely connected to the grounding plate.

  3. 3

    Replace the line tracking cable.

  4. 4

    Replace the Pulsecoder.

  5. 5

    Replace the line tracking board.

Browse all codes in this manual (53)
Verified technical data. Last updated: March 2026

Related Faults

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