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FANUC Alarm MOTN-462 — CS: No data signal for EXT.clock

FANUC MOTN-462 (“CS: No data signal for EXT.clock”): Data signal for external clock(GI index) is not set. First check: Set the data signal(GI index) for external clock.

Updated 2026-09-17 · LogrobotLM reference

Description

Data signal for external clock(GI index) is not set.

Remedy

Set the data signal(GI index) for external clock.

Related codes

MOTN-451CS: Internal error No1MOTN-461CS: Both of EXT. & VR. clock validMOTN-463CS: No strobe signal for EXT.clockMOTN-464CS: No max time for EXT.clock

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →