There are two kinds of calendars :
- Project calendar
- Resource calendar
Project calendar :
This calendar is associated to the project, you can have multiple calendars per project.
It is mainly used for the planification of the project.
You can access it by selecting a project and clicking on "Definition & Calendar"
then by clicking on the "Calendar" tab on the "Manage Project" window.
Then edit the daily availability (100% = 1 man.days).