HP laser printer, scanner, copier

Works, but when printing, it smudges the dark edges of the pages; I think it can be fixed, hence the price.
Printing, Copying, Scanning
Printing method:
Laser
Printer print color:
Monochrome
Connection:
Ethernet, USB 2.0
Duplex printing:
No
Maximum monthly duty cycle:
10000 pages
Print resolution:
600 x 600 dpi
Display:
Yes
Speed in monochrome print mode:
22 pages/min