Button Descriptions

[Apply] button
Transfers and applies the new settings to the scanner.
If you change the settings of certain items, a message saying "Reboot system for new settings to take effect." appears. If the message appears, switch the scanner off and then on again.
If an error occurs while setting an item, the changes made to the items prior to it will be saved, but those after it will not.

[Undo] button
Cancels the changes, and returns the settings to their original states.

[Refresh]/[Refresh Status] button
Receives the current settings from the scanner, and updates the information displayed in the right frame.