How can I pan across a sequence using a zoom window?
Show the Zoom Controls
To show the zoom controls, click View → Zoom Controls.
Specify the Zoom Window Width
To specify the width of the zoom window, edit either the width value or the range bounds.
Alternatively, drag either side of the zoom window boundary.
Pan Across the Sequence
Drag the zoom window to pan across the sequence.
Alternatively, drag the wheel to pan across the sequence.