TWAIN, WIA (Windows Image Acquisition)
NOTE: WIA is not available for Windows 2000.
Optical: 600 x 600 dpi
Enhanced: 9,600 x 9,600 dpi (Gray and Color only in TWAIN)
24 bit (WIA, TWAIN), 48 bit (TWAIN)
1 bit for Line art 8 bit for Gray scale
Effective scanning length
Document feeder glass: 297 mm. ADF: 355.6 mm
Monochrome: 469.8 µs/line (300 dpi), 423 µs/line (600 dpi)
Color: 939.8 µs/line (8 bit), 1879.6 µs/line (16 bit)
Public Switched Telephone Network (PSTN) or behind PABX
Approx. 3 seconds/page *Transmission time applies to memory transmission of text
data with ECM compression using only ITU-T No.1 Chart.
Document glass: approx. 3 seconds/A4 (at standard fax resolution mode) ADF:
approx. 5 seconds/Letter (at standard fax resolution mode), 7.5 seconds/Letter (at
fine fax resolution mode)
Document glass: 297 mm ADF: 356 mm
Standard: 203 x 98 dpi, Fine: 203 x 196 dpi, Super Fine: 406 x 392 dpi
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