Apple Aperture Getting Started - Manual (Page 27)

Chapter 2 Setting Up an Aperture System 27
3 Drag one of the blue rectangles, representing one of the displays, to match the
position of the display on your desk.
The display screens temporarily refresh to accommodate the new arrangement.
4 Drag the white rectangle to move the menu bar to the display on the left.
The display screens temporarily refresh to accommodate the new arrangement. The
contents of the screen may be rearranged to accommodate the new position of the
menu bar.
The red outline indicates
the screen of the display
you are moving.
Drag the menu bar to the
display on the left.