Konica Minolta magicolor 1690MF Service Manual - Page 53
Laser emission area, Main scan direction CD, Sub scan direction FD, Image stabilization control item
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magicolor 1680MF magicolor 1690MF 8. Write section (PH section) Theory of Operation Ver. 1.0 Nov. 2008 8.2.3 Laser emission area A. Main scan direction (CD) • The print start position in the CD direction is determined by the CD print start signal (/ HSYNC) that is output from the MFP board (MFPB) and the width of the media. • The laser emission area is determined by the media size. The area of 4 mm on both edges of the media is, however, the void image area. B. Sub scan direction (FD) • The print start position in the FD direction is determined by the Image write start signal (/ TOD) that is output from the MFP board (MFPB) and the length of the media. • The laser emission area is determined by the media size. The area of 4 mm on both the leading and trailing edges of the media is, however, the void image area. Void width: 4 mm Void width: 4 mm Void width: 4 mm COMPOSITION/ OPERATION Void width: 4 mm 8.2.4 Image stabilization control item • LD intensity control 26 4138to2595c0