Toshiba 1550 Service Manual page 93

For example, when only one sheet of paper 1 is
Feed roller
sent to the separation area, since the feed roller's
transporting force is stronger, the separation roller
is forced to rotate in the direction of the arrow ( ),
causing the sheet to be sent toward the aligning 1
roller.
If, as shown, two sheets are fed at the same time,
2
since the friction between the sheets is smaller, the
lower sheet is stopped being fed any further while
the upper sheet is forced to be transported by the
Separation roller
feed roller in the direction of the arrow ( ).
1550/1560 FEEDER 8 - 4 Mar. 1998 © TOSHIBA