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FANUC Alarm MOTN-464 — CS: No max time for EXT.clock

FANUC MOTN-464 (“CS: No max time for EXT.clock”): Max time for external clock is not set. First check: Set the max time for external clock.

Updated 2026-09-17 · LogrobotLM reference

Description

Max time for external clock is not set.

Remedy

Set the max time for external clock.

Related codes

MOTN-462CS: No data signal for EXT.clockMOTN-463CS: No strobe signal for EXT.clockMOTN-465CS: No current time for VR.clockMOTN-466CS: No max time for VR.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 →