Hi Ramesh,
pls refer below links,
Charm for Solution Manager 7.1 documentation
Configure charm in SOLUTION MANAGER 7.1
Need Guide of ChaRM for Solman 7.1 SP06?
Solution Manager 7.1 CHARM Configuration Part 1 - YouTube
Solution Manager 7.1 CHARM Configuration Business Roles Part 1 - YouTube
Regards
Nayeem