E550 appears on the computer screen.

E551 appears on the computer screen.

Update is required message appears on the computer screen.

Prepare firmware upgrade, then press [OK] button. message appears.

E309 appears on the computer screen.

E307 appears on the computer screen.

E500 appears on the computer screen.

E553 appears on the computer screen.

E552 appears on the computer screen.

E527 appears on the computer screen.

E513 appears on the computer screen.

E512 appears on the computer screen.

E508 appears on the computer screen.

E501 appears on the computer screen.

E540 appears on the computer screen.

E538 appears on the computer screen.

E535 appears on the computer screen.

E529 appears on the computer screen.

E510 appears on the computer screen.

E507 appears on the computer screen.

E313 appears on the computer screen.

E502 appears on the computer screen.

E308 appears on the computer screen.

E306 appears on the computer screen.

E227 appears on the computer screen.

E225 appears on the computer screen.

"Do you want to scan and fix Removable Disk?" message appears on the computer. What should I do?

Software update for DesignNCut message appears on the computer screen.