PC-D320/PC-D340/FAX-L400 Chapter 1: General Description1-52.3 Scanner SpecificationsTypeSheet/BooksSheet dimensionsADF Maximum Width 216mm × length 356mm(Width 8.50" × length 14.02")ADF Minimum Width 148mm × length 105mm(Width 5.83" × length 4.13")Platen glass Width 216mm × length 297mm(Width 8.50" × length 11.69")ThicknessADF Multiple pagesfrom 0.06mm to 0.13mm (0.002" to 0.005")Single pagefrom 0.06mm to 0.16mm (0.002" to 0.006")Platen glass 35mm or less (1.38" or less)Max. 2 kg (4.4 lb)Weight 64 to 105 g/m 2 bond. (17 to 28 lb)ADF capacityA4/Letter 50 sheets or lessLegal 30 sheets or lessEffective scanning widthA4 206 mm (8.11")LTR/LGL 212 mm (8.35")FAX Scanning Speedstandard Approx. 4.3 sec./pageWhen reading Canon FAX Standard Chart No.1 at thestandard resolutionFAX Scanning line densityStandard: 8 dots/mm (203.2 dpi) × 3.85 line/mm (97.79 dpi)Fine: 8 dots/mm (203.2 dpi) × 7.7 line/mm (195.58 dpi)Superfine: 8 dots/mm (203.2 dpi) × 15.4 line/mm (391.16 dpi)Ultrafine 16 dots/mm (406.4 dpi) × 15.4 line/mm (391.16 dpi)Scanning density adjustmentLighter, Standard, Darker: The density level of each mode can be selected by theuser data.Halftone256-gradation error diffusion system (UHQ)