Fujitsu ScanSnap S500M Operator's Manual page 116

7. Click and hold the "ScanSnap Manager" icon on the Dock menu, and select [Check
consumable supplies...] from the menu.
⇒
The "Check consumable status" window will appear.
8. In the "Check consumable status" window, click the [Reset] button of the "Pad ASSY
Count."
⇒
A confirmation pop-up screen appears.
⇒
When you click the [Yes] button, the counter is reset to "0."
100