Lexmark X543dn User Manual

6 Close the top door.
Replacing a developer unit
Replace a developer unit when a print quality defect occurs or when damage occurs to the printer.
1 Grasp the front door at the side handholds, and then pull it toward you to open it.
CAUTION—HOT SURFACE: The inside of the printer might be hot. To reduce the risk of injury from a hot
component, allow the surface to cool before touching.
2 Open the top door.
Maintaining the printer
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Lexmark X543dn Specifications

General

Print Technology	Laser
Print Resolution	1200 x 1200 dpi
Duplex Printing	Yes
Scanner Type	Flatbed
Optical Resolution	600 x 600 dpi
Automatic Duplexing	Yes
Functions	Print, Copy, Scan, Fax
Maximum Paper Size	8.5 x 14 inches
Fax Transmission Speed	33.6 Kbps
USB Port	Yes
Standard Paper Capacity	250 sheets
Connectivity	USB, Ethernet
Operating System Compatibility	Windows, Mac, Linux
Display	LCD
Paper Capacity	250 sheets
Scan Resolution	600 x 600 dpi