Brother DCP-8020 - Manual (Page 184)

10 - 29 USING THE WINDOWS ® -BASED BROTHER SMARTUI CONTROL CENTER (FOR WINDOWS ® XP)
File:
Select the file format from the Format pull down list. You can either
send the file to the default PaperPort directory or select your own
destination directory by selecting Other Folder. Use the Browse
button to select the destination directory.