FANUC Alarm PNT1-286 — Uninitialized TPE position in program …
Manufacturer wording — Uninitialized TPE position in program %s
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC PNT1-286 (“Uninitialized TPE position in program …”): There was an uninitialized position found in the specified special move position. First check: Ensure the robot is mastered and calibrated.
Updated 2026-09-17 · LogrobotLM reference
Description
There was an uninitialized position found in the specified special move position. This could have occurred if a new position was recorded in one of the special move programs when the robot was not mastered or calibrated, causing an uninitialized position to be created. Executing a specific operation afterwards might cause this alarm to occur.
Remedy
Ensure the robot is mastered and calibrated. Re-teach the position in the special move program indicated by the alarm.
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 →