Ricoh FT7770 Service Manual page 332

The feed-in motor turns in
in signal from the copier.
sheet of paper as follows.
Worm Gear (Reverse Direction)
I
1st One-way Gear (B) 2nd One-way Gear
I
Dual Idle Gear (K)
Upper Relay Roller
The feed-in motor changes its direction of rotation after the one-turn sensor
is activated by the disk on the second pick-up roller shaft. The separation
and pick-up rollers stop turning, but the relay rollers continue to turn in the
same direction as follows.
Worm Gear (Forward Direction)
1st One-way Gear
(Free) (B)
the reverse direction when it receives the feed-
Then all the rollers turn to pick-up and feed a
I
(Free) (D)
Gear (C)
,
2nd One-way Gear
Relay Roller Gear (C)
Upper
(Same direction as before)
7-13
I
3rd One-way Gear (E)
\
Separation Roller Gear (J)
\
1st Idle Gear (F)
I
2nd Pick-up Roller Gear (G)
I
2nd Idle Gear (H)
\
1st Pick-up Roller Gear (I)
3rd One-way Gear (E)
(Free)
(D)
30
April, '89