Oce 3121 Technical & Service Manual page 526

Sequence of Operations (overlay copying)
The deflector guides the copy paper from the fuser to the output tray or to re-
feed unit.
The solenoid SL5 is energised at a specified time after the paper passes the sen-
sor PS7.
Fixing rear paper
sensor (PS7)
Paper deflecting plate 1
solenoid (SL5)
Lower feeding assembly
inlet sensor (PS12)
Delivery sensor (PS13)
*pin on the DC control PCB.
Electrical parts
Fuser sensor PS7
Solenoid for the
paper deflector
Sensor for the refeed
unit
Sensor for the output
tray
502 TSM Océ 3121
SCFW
*1 :
Copy paper to the lower feeding assembly.
*2 : Copy paper to the delivery assembly.
Signal
PS7
SL5
PS12
PS13
Pick-up started for 2nd side
SCRV LSTR SCFW
*1
Signal
PDP3
DFLD*
PDP6*
PDP7*
SCRV LSTR
*2
Jack
J109-6
J105-A5
J105-B2
J105-A2
Functional description