Adjustment; Flat Bed Read Pulse Motor Speed Adjustment - Riso RN SERIES Technical Manual

CHAPTER 11. FB ORIGINAL SCANNING SECTION

FLAT BED READ PULSE MOTOR SPEED ADJUSTMENT

Adjustment

1. Flat Bed Read Pulse Motor Speed Adjustment
Before making this adjustment, first adjust the image elongation and shrinkage by adjusting the Write
pulse motor speed (see chapter 13).
Checks and procedure
(1) Place B4 size papers on the paper feed tray, place Test chart No. 15 on the stage glass, and
make a master.
(2) Lay the print on top of the test chart original to check that the image elongation and shrinkage of
the print is within ±1.4% at the 310-mm line of the test chart original.
(3) If the elongation or shrinkage is more than the specified range, adjust using test mode No. 182
(flat-bed scanning image elongation and shrinkage adjustment).
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