Oce 3121 Technical & Service Manual page 440

Relationship between the Pick-Up Motor and the signals (SMON), (SDIR)
and (SMPWM).
(SMON)
'1'
'1'
'1'
'1'
'0'
.....
ed.1
(SDIR)
'1'
'1'
'0'
'0'
'1'
(SMPWM)
Pulse
'0'
Pulse
'0'
'1'
Operation of the
pick-up motor
The pick-up motor
rotates in the
pick-up direction
for copier mode
(counter-clock-
wise).
The pick-up roller
rotates in the
pick-up direction
for copier
mode(coun-
ter-clockwise) by
inertia.
The pick-up roller
rotates in the
pick-up direction
for the fax mode
(clockwise).
The pick-up roller
rotates in the
pick-up direction
for the fax mode
(clockwise), by
inertia.
The pick-up roller
stops.
10 RDF 559