While you wait for answers, we may have found some information which could help you.
Click here for Download Driver VistaMissing driver Lexmark7300 series?
How can i install my lexmark x1150 without a cd?
how can I fix lexmark 7300 all in one fax?
lexmark 7300 series?
Lemark 7300 and Windows Vista?
How do I install a Lexmark X2250 printer w/o the installation CD?