Canon i-SENSYS MF3010 User Manual download pdf (Page 177)

White Specks or Spots Appear on the Printout

030E-04H

Try one of the following to solve the problem.

<Cause 1> The paper type loaded is not appropriate.

Solution

Make sure that the number of sheets or the paper type loaded in the paper cassette meets the paper

specifications.

"Supported Paper Types"

<Cause 2> Damp paper is used.

Solution

Replace the paper stack with new unopened one.

"Supported Paper Types"

<Cause 3> The drum in the toner cartridge is deteriorated.

Solution

Replace the toner cartridge with new one.

"Replacing the Toner Cartridge"

<Cause 4> White specks or spots appear around text and images when a high-contrast

document is printed.

Solution

Change the [Special Print Mode] setting to [Special Settings 2] in the printer driver.

"Special Mode"

The density becomes lower with [Special Settings 2] than with [Off] or [Special Settings 1].

Additionally, text and lines may be reproduced less clearly.

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Canon i-SENSYS MF3010 User Manual Page 177