View calendars A calendar shows the rotation schedule in light blue and the roster in deep blue for a specific rotation. If there is more than one rotation schedule on a particular day, the secondary rotation is shown in green and the tertiary in yellow.Figure 1. On Call Calendar On-call calendars provide a way of visualizing the on-call rotation for a group. Navigate to On-Call Scheduling > On-Call Calendars. Initially, the display defaults to the first group with a roster. In the Group choice list, select the group you are interested in. Each time slot specified for the group’s roster is displayed along with the on-call person assigned to that slot. To navigate in the calendar: Use the , , and buttons to change the calendar’s display to monthly, weekly, and daily views respectively. Use the left and right arrows beside the date to move the calendar back and forward in time. Use the calendar icon beside the date to move to a specific date. Use the combined calendar and clock icon to view the calendar as a timeline. The on-call shifts are shown as horizontal bars for each day. By default one week is shown. Use the + and - buttons to expand or collapse the timeline to 21, 35, 49, 63 days and so on.