Guide Posts And Paper Size Detection - Ricoh FT7770 Service Manual

Guide Posts and Paper Size Detection

7.
The operator can easily adjust the paper guide posts for any paper size by
pressing in the stopper lever and sliding the guide posts to the desired posi-
tion,
The guide post bracket has an actuator plate mounted on its bottom. This
plate activates four sensors (photointerrupters) mounted in a diagonal line
across the paper size detection board.
tra sensor [S-6, S-12] to detect 8½" x 13" paper.
The CPU determines
that are activated.
the paper size by reading the combination
2-67
220/240 volt machines have an ex-
30
April, '89
of
s e n s o r s