LogrobotLM

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FANUC Alarm PNT2-771 — … Res:Hrd ratio is 0.0:0.0

Manufacturer wording — %s Res:Hrd ratio is 0.0:0.0
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PNT2-771 (“… Res:Hrd ratio is 0.0:0.0”): The color identified in the error message has a default ratio (0.0:0.0) defined. First check: Change the default ratio for this color in the Setup Color Detail menu.

Updated 2026-09-17 · LogrobotLM reference

Description

The color identified in the error message has a default ratio (0.0:0.0) defined. The IPC pumps can only run when a non-zero ratio is defined.

Remedy

Change the default ratio for this color in the Setup Color Detail menu.

Related codes

PNT2-768Non-increasing cal tablePNT2-769Zero PSIPNT2-778Pump 1 IN low pressure warningPNT2-779Pump 1 IN low pressure fault

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 →