I am not sure whats the exact problem..but I also had a similar issue when I starting using the fin calculator. I referred to some youtube videos which helped to remove my mistakes regarding TVM etc.
See if this helps you...Another key resource is the calc manual which you might have already reviewed
https://www.youtube.com/watch?v=cWSq5g-lCi4&index=21&list=PLvQ6kyp0pxhxm5uBKzrULfXQYFMEefOrk
See if this helps you...Another key resource is the calc manual which you might have already reviewed
https://www.youtube.com/watch?v=cWSq5g-lCi4&index=21&list=PLvQ6kyp0pxhxm5uBKzrULfXQYFMEefOrk