Sony KP-57WV600 Operating Instructions Manual page 71

The Rotate Picture Screen lets you rotate an image from an index of
thum~LmaiIs.
I In the Memory Stick Setup Menu, move the joystick to ~igl~ligl~t
Rot& Picture and press (3. The Rotate Pictwe screen appears.
2 Move the joystick Q @ + + to highlight an image that you want f.o
rotate.
Press @ to rotate an image 90 degrees in a clockwise direction.
To return to the Memory Stick Setup Menu, move the joystick to
highlight Pilenu -,a and press 0.