Vertical White Lines Appear; Printed Images Are Fading Vertically - Oki ES5442 Advanced Manual

Vertical White Lines Appear

Cause
The LED head is dirty. Wipe the LED head with a soft tissue
paper.
The toner is low. If "Toner Low" or "Toner Empty.
Replace with new Toner Cartridge."
appears, replace the toner cartridge.
The lightproof film of the image drum Wipe the lightproof film with a soft
is dirty. tissue paper.
The image drum is not installed Install the image drum properly.
properly.
There may be foreign objects in the Replace the image drum.
image drum.
Solution Reference
Cleaning the LED Head (User's
Manual)
Replacing the Toner Cartridges
(User's Manual)
-
Replacing the Image Drum
(User's Manual)
Replacing the Image Drum
(User's Manual)

Printed Images are Fading Vertically

Cause
The LED head is dirty. Wipe the LED head with a soft tissue
paper.
The toner is low. If "Toner Low" or "Toner Empty.
Replace with new Toner Cartridge."
appears, replace the toner cartridge.
The paper is unsuitable. Use recommended paper.
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4. Troubleshooting
Solution Reference
Cleaning the LED Head (User's
Manual)
Replacing the Toner Cartridges
(User's Manual)
Loading Paper (User's Manual)