• A7 (74 mm/2.9 inches × 105 mm/4.1 inches)
When Using the TWAIN Driver or the WIA Driver
This section explains the relationship between resolution and scan size when using the TWAIN driver or
the WIA driver with the machine.
To specify the scan area or resolution on the machine you are using as a network TWAIN scanner
directly, see the TWAIN driver Help.
• Certain original types and resolution settings can reduce scanning quality.
If [Binary(Text)], [Binary(Photo)], or [Gray Scale] is selected in [Col./Grad.:]
The scan size determines the maximum possible resolution.
Refer to the table below for the maximum resolution available for each scan size.
Scan size and maximum resolution
Scan size Maximum resolution (dpi)
A3, 11×17 600
B4 693
Legal (8
1
/
2
×14) 728
8
1
/
2
×13 785
Letter (8
1
/
2
×11) 825
A4 848
B5 979
A5, B6, A6, 5
1
/
2
×8
1
/
2
1200
If [8 Colors], [8 Colors(Photo)], or [16770K colors] is selected in [Col./Grad.:]
The scan size determines the maximum possible resolution.
Refer to the table below for the maximum resolution available for each scan size.
10. Appendix
210