SRVO-105

Door Open or Emergency Stop

Fanuc · R-30iB Mate + Mate Plus Robot

What does SRVO-105 mean?

This alarm indicates that the cabinet door is open or an emergency stop condition is active, triggering a safety interlock. This prevents robot operation until the safety condition is resolved, ensuring operator and equipment safety.

Repair Steps

  1. 1

    If an auxiliary cabinet (option) is installed, check whether its door is open and ensure it is securely closed.

  2. 2

    If an auxiliary cabinet is installed, check the door switch and its wiring for faults; replace if necessary.

  3. 3

    Check that the CRMA92 and CRMB8 connectors on the E-STOP unit and the CRMA91 connector on the 6-Axis servo amplifier are connected securely.

  4. 4

    Replace the emergency stop board.

  5. 5

    Replace the 6-Axis servo amplifier.

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