Sony WEGA KV 32HS20 Operating Instructions Manual page 41

Changing the
Picture Size
The zoom feature lets you vary the relative size of the left and right
pictures.
1
Activate the picture whose
size you want to change.
2
Press V on the joystick to
enlarge the picture.
3
Press v on the joystick to
make the picture smaller.
When you adjust the twin screen sizes, the TV memorizes the change.
The next time you use the Twin View function, the memorized sizes
appear.
Using the Features
33