Konica Minolta fi-7180 Operating Guide - Page 296

APPENDIX 2 DOUBLE-FEED (MULTIFEED) DETECTION CONDITIONS There are three double-feed (a.k.a. multi feed) detection modes: document thickness, document length, and both document thickness and length. The following conditions must be satisfied in each of these detection modes. (When fi-486TRK is not installed.) Detection by Document Overlapping - Paper weight: 52 g/m2 - 127 g/m2 or 14 lbs to 34 lbs - Punched holes are not allowed within 35mm (1.4 inch) of the vertical center line of the document. Detection by Document Thickness Sheets of the same thickness shall be set in the ADF at a time. - Paper weight: 52 g/m2 - 127 g/m2 or 14 lbs to 34 lbs - Printed area: 12% or less - No black printed areas are allowed at the center area (26 x 10mm or 1 x 0.4 inch) at the leading edge of the document. - Punched holes are not allowed within 35mm (1.4 inch) of the vertical center line of the document. - The deviation in the amount of the light transmitted through background areas must not be less than 10%. Detection by Document Length Sheets of the same length shall be set in the ADF at a time. - Document length deviation: 1% or less - Printed area: 12% or less - No black printed areas are allowed at the center area (26 x 10mm or 1 x 0.4 inch) at the leading edge of the document. - Punched holes are not allowed within 35mm (1.4 inch) of the vertical enter line of the document. - The deviation in the amount of the light transmitted through background areas must not be less than 10%. Detection by Document Overlapping and Thickness Sheets of the same thickness shall be set in the ADF at a time. - Paper weight: 52 g/m2 - 127 g/m2 or 14 lbs to 34 lbs - Printed area: 12% or less - No black printed areas are allowed at the center area (26 x 10mm or 1 x 0.4 inch) at the leading edge of the document. ●AP-2