Hi
1) You should use kernel 721 and not 740 that is dedicated to NW system with Basis 740.
1716826 - Usage of the downward compatible kernel 721 (EXT)
1969546 - Release Roadmap Kernel 740
2) Follow the procedure from note 1713986 - Installation of kernel 721 (EXT) and perform actions for points
3. Preparations for the installation of kernel 721 (EXT) on top of 700/701/710/711 kernel versions
and
4.2 On Windows
3) For ASCS check remark at the end of point 4.2.10
Regards