Toshiba Satellite A40 User Manual page 173

Display Controller and Modes
3. The reproduced picture may be up and down slightly in some DVD
titles when reproduced by WinDVD 4.0. The swing can be suppressed
by the following procedure:
a. Boot up WinDVD 4.0 and click the circled part shown in the figure
below, then select Display out of the list.
WinDVD 4.0
b. The following sub panel is displayed, then click the circled part
shown in the figure below.
WinDVD 4.0 Sub panel
c. The following Set up screen is displayed, then remove the check of
Use Hardware Decode Acceleration (The check of Use Hardware
Colour Acceleration is removed automatically).
Setup
d. Click OK button(The Set up tab closes automatically).
TOSHIBA A40 Series D 7