Oce 3121 Technical & Service Manual page 718

The guide bar stops at the following four points:
Home position
1
Escape position
2
The escape position varies according to the paper size.
Paper size
A3/A4
B4/B5
A5/A4R
B5R
A5R
Paper holding position
3
The guide bar swings, jogging the output against the front guide.
568 TSM Océ 3121
mm
paper width
Paper
width
guide plate
Guide plate
Paper width
297
257
210
182
148
Functional description of the sorter
Length R
2.5
22.5
46
60
77