Mitsubishi Electric 600M Series Error SP0077: Pwr sply power module overheat

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

Error codeSP0077

The power module (IPM) has overheated due to excessive heat detected during operation. The manual's first action is: “PR”

Model
Mitsubishi Electric 600M Series
Display shows
Pwr sply power module overheat (SP0077)
Type
Error code
Source
Manual p. 473

What SP0077 means

Pwr sply power module overheat p. 473

Common causes

  • Overheating of the power module (IPM) was detected. p. 473

What to do

  1. PR p. 473

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

If SP0077 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 473 All 600M Series error codes Manual details & download

This page summarises what the manufacturer’s manual says about SP0077; 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.