Ricoh FT7770 Service Manual page 220

8.
Using a flat blade screwdriver, turn the front mirror shift pulley [ A ]
counterclockwise and insert the stopper pin [B] into the hole.
Turning the front mirror shift pulley counterclockwise, remove the mir-
9.
ror shift wire [C] and the magnification ratio adjusting ring [D].
Remove the wire holding plates [E] from both mirror shift pulleys (1
10.
screw each).
11.
Remove the two scanner drive wires.
5-7
30 April, '89