Oce 3121 Technical & Service Manual page 78

Main scanning direction: left right registration:
I
Check the the margin on the front. The margin must be 2.5 ±1.5mm
Adjustment: *3*ADJUST 04 PVE-OFST (offset LASER centre)
This adjustment influences the result for all the cassettes in the same way.)
3 The cassette position
For the different cassettes the front margin of the copy must be the same (2.5
±1.5mm) . For adjustment of the cassettes see: 12 - Paper trays -adjustments
4. Lowerfeeding assemely, 2nd side of two sided/overlay copies
Rear/front adjustment for images on paper from the lower feeding assembly:
Check to make sure that the printing position of the image on the second side
of a two-sided/overlay copy is 2.5 ± 2.0 mm.
Decrease the value of
'RSID-SENSHP'.
(A decrease by 23 causes
a change of 1 mm.)
If the value is not as specified, select (*3*) RSID-SENSHP in service mode
and make adjustments.
An increase by '23' of RSID-SENSHP will shift the image print position to
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the rear by 1 mm. A decrease by '23', on the other hand, will shift the posi-
tion to the front by 1 mm.
ed.1
Increase the value of
'RSID-SENSHP'.
(An increase by 23 causes
a change of 1 mm.)
2.5mm±2.0
Image quality 5