Lexmark
40X1617
is compatible in the following Printer Models:
Lexmark Color Laser
Lexmark C770dn (5061-110)
Lexmark C770dtn (5061-110)
Lexmark C770n (5061-110)
Lexmark C780dn (5061-210)
Lexmark C780dtn (5061-210)
Lexmark C780n (5061-210)