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 ISD-063 — Input power is off (IPS…)

Manufacturer wording — Input power is off (IPS%d)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC ISD-063 (“Input power is off (IPS…)”): Input power signal is OFF. First check: Make sure that the input power to the hydraulics is turned ON before powering up the controller.

Updated 2026-09-17 · LogrobotLM reference

Description

Input power signal is OFF. Checked only on power up.

Remedy

Make sure that the input power to the hydraulics is turned ON before powering up the controller.

Related codes

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 →