Although ScanSnap Organizer usually saves image files in the "C:\<user name>\Documents\ScanSnap" folder ("...\My Documents\My ScanSnap" for Windows® XP), you can change settings to save these files in a different destination.
Go to the application button on left above -> [Options] -> [Popular] -> [Folder] to change the file saving destination.
ScanSnap users can only assign local folders to "ScanSnap" ("My ScanSnap" for Windows® XP) folder settings.
[How to assign a folder (how to create shortcut to folder)]
Click red rectangle area ofin the Home tab, or click rectangle area ofin the Home tab then select "Shortcut to Folder...".
-> A dialog box where you can select a target folder will be displayed.
Select the folder (network folder) that you wish to assign, and click on [OK].
-> The folder that you selected will be displayed under [ScanSnap] ([My ScanSnap] for Windows® XP) folder, and you can now view the contents of the folder in ScanSnap Organizer.