The counter in the scanner that records the number of paper fed needs to be reset when you replace the rollers.

Follow these steps to reset the counter.

1. Start Windows and log in as user with administrator privileges.
    
2. Click the Start button, and then click [All Programs], [Canon DR-M140], and [Canon imageFORMULA Utility].
   imageFiormula Utility starts.
   
    
3. Click [Canon DR-M140 USB] and click [Properties].
   Scanner properties are displayed.
   
    
4. Click the [Maintenance] tab and then select [Reset].
   
    
5. Click [OK] to close the scanner properties.