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When Using as a TWAIN Scanner

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.

If [Binary(Text)] / [Binary(Photo)] / [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, B4

600

Legal (81/2×14), 81/2×13

700

A4, Letter (81/2×11)

800

B5

900

A5, A6, B6, 51/2×81/2

1200

If [8 Colors] / [8 Colors(Photo)] is selected in [Col./Grad.:]

All combinations up to A3 and 600 dpi can be scanned.

If [16770K colors] is selected in [Col./Grad.:]

The scan size determines the maximum resolution possible.

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, B4

400

Legal (81/2×14), 81/2×13

500

A4, A5, A6, B5, B6, Letter (81/2×11), 51/2×81/2

600

Note

  • Certain original types and resolution settings can reduce scanning quality.