64 Unsupported Disk Format
What this message means:
The printer detects an unsupported disk format.
What you can do:
•Press Go to clear the message.
•Format the disk.
Note: Disk operations are not allowed until the disk is formatted.
80Belt Exhausted
What this message means:
The transfer belt has reached its end of life.
What you can do:
•Replace the transfer belt.
See also:
Replacing the transfer belt
80Belt/Fuser Exhausted
What this message means:
The transfer belt and fuser have reached their end of life.
What you can do:
•Replace the transfer belt and fuser.
See also:
Replacing the transfer belt; Replacing the fuser