This setting will only affect anamorphic DVDs played on a 4:3 (1.33:1) TV. This setting should not affect widescreen or letterboxed DVDs.
To change the DVD Image option, follow these steps:
Note: This option is not always available in the menu. It will appear only when the "Widescreen TV" is set to "No (4:3)." Make sure your TV is on with the correct input selected.