If you want to login over RS232 you have to stop the firmware of the controller. How this is done is explained below.
1) Choose “Install Firmware”
2) Now take the script “StopFirmware”:
3) Before choosing the device port please switch off the 24VDC power supply of the controller.
4) Then press Ok and switch on the 24VDC power supply. Attention: you have around 2 seconds after pressing Ok to switch on the 24VDC power supply!
5) The following message shows, that you are now able to login.
6) You can now login as usual and change settings. As soon as you press reboot in LinMot-Talk the connection will be lost again.