EL
ErrorLib
Brands
||
  1. Home
  2. Heidenhain
  3. NC Control
  4. 2942 E150
About·Privacy·Terms

ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

2942 E150

Inverter %.2s ready

Heidenhain · NC Control

What does 2942 E150 mean?

The RDY (Ready) status of the inverter for the specified axis is HIGH instead of LOW. This is an unexpected state, as the inverter should report a LOW status under certain conditions, such as when not enabled.

Common Causes

  • RDY status of the inverter is HIGH instead of LOW.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power cycle the inverter and the NC control to reset their internal states and attempt to re-establish correct communication.

  2. 2

    Check the inverter's status indicators and fault history for any specific error messages or abnormal conditions.

  3. 3

    Inspect the cabling for the cutout channels and the RDY signal between the inverter and the NC control for proper connection and damage.

  4. 4

    Verify the inverter's configuration and parameters to ensure its RDY signal behavior is correctly set and interpreted by the NC control.

Browse all codes in this manual (58)
Verified technical data. Last updated: April 2026

Related Faults

10590 E004SH1 status test to active10591 E005SH1 status test to inactive10592 E010SH2 status test to active
Source: Heidenhain NC Control
Open Manual (Page 224)Search more codes in this manual