Siemens SINAMICS G120 Operating Instructions Manual page 107

Removing the MMC
To remove the MMC from the Control Unit, the following procedure should be performed:
1. Using a thin-bladed screwdriver, push down the release-catch on the MMC housing.
2. Grasp the MMC gently and pull upwards.
This procedure is shown in the figure below.
Figure 5-11
Control Units CU240S
Operating Instructions, 11/2006, A5E00766042B AA
Removing the MMC from the Control Unit
Commissioning (software)
5.7 Commissioning modes
5-51