This section explains the relationship between resolution and scan size when using the machine as a TWAIN scanner.
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)], [Gray Scale], [8 Colors], or [8 Colors(Photo)] 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 |
Maximum resolution (dpi) |
|---|---|
A3, 11×17 |
600 |
B4 |
693 |
Legal (81/2×14) |
728 |
81/2×13 |
785 |
Letter (81/2×11) |
825 |
A4 |
848 |
B5 |
979 |
A5, B6, A6, 51/2×81/2 |
1200 |
If [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.
Scan size |
Maximum resolution (dpi) |
|---|---|
A3 |
425 |
11×17 |
432 |
B4 |
491 |
Legal (81/2×14) |
542 |
81/2×13 |
563 |
A4 |
601 |
Letter (81/2×11) |
612 |
B5 |
695 |
A5 |
852 |
51/2×81/2 |
865 |
B6 |
984 |
A6 |
1200 |
