Sony PCG-NV100 VAIO User Manual page 18

Using the center Jog Dial Control with other software
If the software you are using supports the center Jog Dial Control, you can still use the center Jog Dial Control to scroll the
window or adjust the window size.
Using a Dialog box
When a window such as Screen Properties is active, the Dialog box is displayed in the Jog Dial window. You can select an
item in the window by rotating the center Jog Dial Control. Pressing the center Jog Dial Control is the equivalent of pressing
Enter or Select.
Jog Dial Guide Dialog Box
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