Lexmark X746de 사용자 설명서
![Lexmark](https://files.manualsbrain.com/attachments/878cae5fca737841ce37f41a7ee73881a8b54f60/common/fit/150/50/823435a5b9c868f91a4b7f8b99ddfd9b9c699edf1f6ff104003e82a92d7f/brand_logo.png)
Warning—Potential Damage: To avoid overexposing the photoconductors, do not leave the front door open for
more than 10 minutes.
more than 10 minutes.
2
Remove all four toner cartridges.
Note: Do not remove the photoconductors for this procedure.
3
Locate the four printhead lenses.
4
Clean the lenses using compressed air.
Warning—Potential Damage: Do not touch the printhead lenses. Doing so may cause damage.
5
Reinstall the toner cartridges.
Maintaining the printer
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