How to display a datagridview column in checkbox

Question

good evening friends

I have a problem I want to click on a row in datagrid view and display the content in textbox combobox datetime picker as well as checkbox but the problem is I have a box that contains two values ​​be N N is O If I mean Check the checkbox = O otherwise = N

I do not know is what I described well my problem I hope that someone understands me

Here is my script and my interface

thank you in advance