Canon imageFORMULA DR-2050C Manual de manutenção - Página 21

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Symptoms The scanned image is too dark (or faint).

Problem

The [Brightness] setting is not set to an appropriate value.

Solution

If the image is dark, set a higher [Brightness] setting, or if the

image is faint, set a lower [Brightness] setting.

(See "Software Settings," on p. 49.)

Symptoms Text or images on the rear side of your document

appear in the scanned image.

Problem

The [Brightness] setting is too low, or the paper is too thin.

Solution

Set a higher [Brightness] setting. If the paper is too thin, make a

copy of the documents and then scan the copy.

Symptoms Double-sided scanning is not possible.

Problem

"Scanning Side" is set to [Simplex].

Solution

Set "Scanning Side" to [Double-sided].

Symptoms A black margin appears around the scanned document.

Problem

A document smaller than the preset paper size has been

scanned. Or, the loaded document has shifted out of

position.

Solution

Set "Paper size" to [Auto-detection]. Or, set [Border Removal] to

on.

Symptoms The scanned image is skewed.

Problem

The document has been fed at an angle. (skew)

Solution

Use the document guide adapter to prevent document skew, and

set [Deskew] to on. (See p. 22.)

Symptoms Lines, smudges, or dirt appear on the scanned image.

Problem

CauseThe scanning glass or rollers inside the scanner are

dirty.

Solution

Clean the scanning glass and rollers.

If lines still appear on the image even after cleaning the scanning

glass and rollers, the scanning glass inside the scanner may be

scratched. Contact your local authorized Canon dealer or service

representative. (See p. 59.)

Appendices