Brother FAX-170 Service Manual page 19

Shown below is a gear train constructed by combining the drive unit and scanner frame
ASSY. The motor rotation is transmitted via the planet gear 20B (C1) to the gear 16 (D) and
via the gear 16/24 (K) to the separation roller gear (L).
K (Gear 16/24)
L (Separation roller gear)
O (White pressure roller gear)
(Front)
C1 (Planet gear 20B)
H (Platen gear)
D (Gear 16)
Combination of Drive Unit and Scanner Frame ASSY
III – 6