198Setup MenuBasic Camera SetupAssign Side Zoom ControlChoose the function to be performed during shooting when the side zoom controlis used.Press the d button M z (Setup menu) (A186) M Assign side zoom controlZoom (default setting)When shooting, use the side zoom control (A31) to adjust the zoom.Manual focusWhen the focus mode is set to E (manual focus), use the side zoom control tofocus (A42).• Use the side zoom control in the direction of g to focus on distant subjects.• Use the side zoom control in the direction of f to focus on near subjects.Snap-back zoomThis is convenient when shooting at the telephoto position, when it is more difficultto keep subjects in focus.Use the side zoom control in the direction of f to zoom a specific increment fromthe current zoom position toward the f side. Use it in the direction of f again tomove the zoom position further toward f side. Use it in the direction of g toreturn to the original zoom position, before the side zoom control was used.• When using the digital zoom, use the side zoom control in the direction of f tomove to the telephoto end of the optical zoom.• If you perform any operation other than the side zoom control, the zoom is notreturned to the zoom position before the operation.• Snap-back zoom is not available during movie recording.