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The background is generally dark, The background is generally, Dark(p. 513) – Canon imageCLASS MF275dw Wireless All-In-One Monochrome Laser Printer User Manual

Page 522

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The Background Is Generally Dark

94LS-0ES

Troubleshoot by checking in the following order:

Are White Areas Generally Dark?

Setting [Prevent Fogging] to [On] may solve the problem.

Touch Panel Model

[Home] screen on the operation panel [Menu] [Adjustment/Maintenance] [Adjust Image Quality]
[Special Processing] [Prevent Fogging] [On]

5 Lines LCD Model

[Home] screen on the operation panel [Menu]

[Adjustment/Maintenance]

[Adjust Image

Quality]

[Special Processing]

[Prevent Fogging] [On]

* When you select [On], the print density may decrease.

Check the Remaining Amount of Toner in the Toner Cartridge.

If the remaining amount of toner in the toner cartridge is low, replace the toner cartridge.

Checking the Remaining Amount of Consumables(P. 477)

Replacing the Toner Cartridge(P. 471)

* Depending on the usage condition of the machine, the actual remaining amount of toner may be lower than

indicated or the parts maybe deteriorated.

Troubleshooting

513