Calendar defaults
To adjust on the calendar default Start and End times, you must make changes to the markup for the SeeSchedule.aspx page by adding the following (in bold at the bottom):
<telerik:RadScheduler ID="RadScheduler1" runat="server"
OnAppointmentDataBound="RadScheduler1_AppointmentDataBound"
OnAppointmentContextMenuItemClicked="RadScheduler1_AppointmentContextMenuItemClicked"
OnAppointmentCommand="RadScheduler1_AppointmentCommand"
CustomAttributeNames="instr_id"
OverflowBehavior="Scroll"
Height="100%"
MinutesPerRow="15"
DayStartTime="05:00:00"
DayEndTime="16:00:00" >