FujiFilm FINEPIX Z1000EXR Owner's Manual page 69

Zoom Controls Zoom Controls
During playback zoom (P 54), you can also zoom in or out
by tapping k or n and scroll the display by tapping m,
n, o, or p (you can also select i with the camera zoom
control to display the zoom slider and use the zoom control
to zoom in and out; P 25).
More on Playback
Playback Options
BACK
Navigation window shows
portion of image currently
visible in the display
DISP
55