242
, Drum Section
chap.4
(3) Reading Start Position
1. Adjusting the Top End Reading Start Position
Adjustment procedure
1) Mark with 1mm interval up to 5mm from the top
end of the paper to prepare a test document.
2) Perform platemaking and printing to the same
size and to two printouts.
3) Adjust with the HELP35 so that the image of the
second printout is printed with 3mm margin left.
2. Adjusting the lateral (Operation Side) Reading
Start Position
Adjustment procedure
1) Make a standard document (as shown in the fig-
ure) from a sheet of A3 (DP-43E/S) or B4 (DP-
33E/S, 31E/S) paper.
Draw a 100mm line at the position 30mm
from the right end and from the top end of the
A3 (DP-43E/S) or B4 (DP-33E/S, 31E/S) paper.
2) Compare the printed image with the basic docu-
ment. Check the difference between the straight
lines in the scanning direction.
3) Adjust with the HELP H-36 so that L1 - L2
3
4
3mm.
Adjusting direction
¡L1<L2 / Backward
¡L1<L2 / Toward you
HELP mode H-35 \ see p.339
HELP mode H-36 \ see p.340
¡Standard document
30mm
100mm