Mitsubishi Electric 600M Series Error PR0231: No N-Number

CNC milling machine · taken from the manufacturer’s manual, pages cited

Error codePR0231

The sequence number was not set when calling a subprogram, returning from it, or using GOTO. The manual's first action is: “Specify the sequence numbers in the call block of the subprogram.”

Model
Mitsubishi Electric 600M Series
Display shows
No N-Number (PR0231)
Type
Error code
Source
Manual p. 482

What PR0231 means

No N-Number p. 482

Common causes

  • The sequence number set at sub-program call time, at return from the subprogram or specified by GOTO, was not set. p. 482

What to do

  1. Specify the sequence numbers in the call block of the subprogram. p. 482

Before you service the product, read the safety instructions in the manual p. 4.

If PR0231 is still not resolved

  • contact service / dealer p. 5
    “Do not change the fixed cycle program without prior consent from the machine manufacturer.”
  • contact service / dealer p. 5
    “Do not turn OFF the NC a”
Open the manual at page 482 All 600M Series error codes Manual details & download

This page summarises what the manufacturer’s manual says about PR0231; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Mitsubishi Electric. Found a mistake? Report an error.