Olivetti d-Color MF25 User Manual page 301

Troubleshooting
!
Detail
After the message "Please replace following unit(s).", the message "Need
to replace XXXX." appears and the machine stops operating.
The number of pages that can be printed from the time that the message
"Please replace following unit(s)." appears until the time that the message
"Need to replace XXXX." appears differs depending on the printing con-
ditions and the supplies or part.
d-Color MF25
5
5-37