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Middle classification: Spot

White spots seen in solid image areas or black/color spots seen where there should be nothing printed. The description "white spots" excludes those with toner cores.

Illustration of Spots

Small classification

Sample image

Description

Black (color) spots

Stains are visible as crisp black (color) spots.

Illustration of Spots

White spots

White spots are visible inside solid image or halftone image area because of missing toner.

Illustration of Spots

Spots with toner

Toner aggregated inside the machine has been transferred to paper.

Illustration of Spots

White spots with toner cores

White spots with pieces of aggregated toner in the center visible in solid color area. Pieces of aggregated toner may be irremovable.

Illustration of Spots


Fish-shape stains

Stains in the shape of small fish which appear to be swimming in the paper feed direction.

Illustration of Spots