175
, Electrical system
chap.4
(2) 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.
HELP mode H-35 \ see p.257
2. Adjusting the Lateral (Operation Side)
Reading Start Position
Adjustment procedure
1) Make a standard document (as shown in the
figure) from a sheet of paper*.
Draw a 100mm line at the position 30mm
from the right end and from the top end of the
paper*.
*DP-440/430 : A3 paper
*DP-340/330 : B4 paper
2) Compare the printed image with the basic
document.
Check the difference between the straight lines
in the pel path direction.
3) Adjust with the HELP H-36 so that
L1 - L2 ±3mm.
Adjusting direction
¡L1<L2 : Backward
¡L1<L2 : Toward you
HELP mode H-36 \ see p.258
¡Standard document
30mm
100mm
Print
Mark with 1mm
interval from the top
end of the document
Mark this corner
with each other
Document basic line
L2 L1
Document
Printing paper
Print ejection
direction
Basic line of the printed sample
2 printouts
2 - 3mm
Document
23S0313
23S0314
23S0315
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