Fujitsu N7100 Operator's Manual page 356

5. Install the brake roller with the shaft on the scanner.
Fit the left end of the shaft in the slot, then install the rest of the shaft in place.
6. Close the cover of the brake roller.
ATTENTION
Make sure that the shaft is attached properly. If it is not correctly attached, document
jams and other feeding errors may occur.
356
6.5 Replacing Parts
Brake roller
Shaft