How to Check Siemens 840D HMI Version
Overview
This article will review how to determine which version of SINUMERIK 840D HMI Version is running. It is best to take pictures, so all data is captured accurately.
Checking HMI Version on HMI Advanced (older control)

Actual steps may vary, but this is a good starting point
- Press Menu Select
- Press Diagnosis
- Press Service displays
- Press Version
- Press NCU version and take a picture of the page, see example below
- Press HMI version and take a picture of the page, see example below
Checking HMI Version on Operate (newer control)

Actual steps may vary, but this is a good starting point
- Press Menu Select
- Press Diagnosis
- Press Version
- Select NCU/HMI and press Details, take a picture of the page, see example below