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This section explains the relationship between resolution and scan size when using the TWAIN 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.
If [Binary(Text)], [Binary(Photo)], [8 Colors], or [8 Colors(Photo)] is selected in [Col./Grad.:] *
The scan size determines the maximum possible resolution.
See the table below for the maximum resolution available for each scan size.
Scan size |
Maximum resolution (dpi) |
|---|---|
11×17 |
600 |
A3 |
602 |
B4 |
695 |
Legal (81/2×14) |
728 |
81/2×13 |
785 |
Letter (81/2×11) |
828 |
A4 |
851 |
B5 |
982 |
A5, B6, A6, 51/2×81/2 |
1200 |
If [Gray Scale] is selected in [Col./Grad.:] *
The scan size determines the maximum possible resolution.
See the table below for the maximum resolution available for each scan size.
Scan size |
Maximum resolution (dpi) |
|---|---|
11×17 |
600 |
A3 |
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.
See the table below for the maximum resolution available for each scan size.
Scan size |
Maximum resolution (dpi) |
|---|---|
11×17 |
600 |
A3 |
600 |
B4 |
692 |
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 |
Certain original types and resolution settings can reduce scanning quality.
