Top Cover Open

When scanning is performed with the top cover open, the following error code appears on the LCD of the scanner's operator panel.

U4:41

Top Cover Open

HINT

If you open the top cover while the scanner is ready, only an error message will appear without an error code.

Also, note that the buttons on the operator panel are disabled while the top cover is open.

Confirm that the top cover is closed properly.

To check whether or not it is closed completely, open the top cover and then close it again.

For information on how to open and close the top cover, refer to Opening/Closing the Top Cover.