While you wait for answers, we may have found some information which could help you.
Click here for Lexmark Printer Helphow do i open the case of my lexmark x5470?
Do you have a Service Manual for Lexmark X5470 Model 4425 00 1?
lexmark 2600?
Lexmark Z4650?
Lexmark P4350 Paper Feeder not working?
my lexmark p4350 printer glass has smashed can it be fixed?