LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm SRVO-093 — WARN SPHAL alarm (Track enc:…)

Manufacturer wording — WARN SPHAL alarm (Track enc:%d)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC SRVO-093 (“WARN SPHAL alarm (Track enc:…)”): This alarm is issued when the positional data sent from the pulse coder is considerably greater than the previous data. First check: Refer to the description of the SRVO-071 SPHAL alarm.

Updated 2026-09-17 · LogrobotLM reference

Description

This alarm is issued when the positional data sent from the pulse coder is considerably greater than the previous data.

Remedy

Refer to the description of the SRVO-071 SPHAL alarm.

Related codes

SRVO-091WARN CRCERR alarm (Track enc:…)SRVO-092WARN STBERR alarm (Track enc:…)SRVO-094WARN PMAL alarm (Track enc:…)SRVO-095WARN CMAL alarm (Track enc:…)

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 →