321
Code Condition/solution
304
404
The external memory device has been removed. Reinsert the device.
305
405
An error occurred while saving data to an external memory device. Reinsert the memory
device or use a different device.
306 The product's memory is full. Wait until current jobs are finished processing.
311
321
411
421
A DNS error has occurred. From the Home screen, select Settings > General Settings >
Network Settings > Advanced > TCP/IP and check the DNS settings for the server,
computer, or access point.
312
412
An authentication error has occurred. From the Home screen, select Settings > General
Settings > Network Settings > Advanced > Email Server > Server Settings and check
the server settings.
313
413
A communication error has occurred. From the Home screen, select Settings > General
Settings > Network Settings > Advanced > Email Server > Server Settings and check
the server settings. Print a network connection report to check if the product is connected
to the network. The authentication method of the settings and the email server may not
match. If the authentication method is set to Off, make sure the authentication method of
the email server is set to None.
314 The data size exceeds the maximum size for the attached files. Increase the Attached
File Max Size setting in the scan settings or lower the file size of the scanned image.
315
327
The memory is full. Wait for current jobs to finish and try again.
316 A mail encryption error has occurred. Make sure the encryption certificate setting and
product time setting are correct.
317 A mail signature error has occurred. Make sure the signing certificate setting and product
time setting are correct.
318 A domain restriction error has occurred. Contact your administrator to check if the domain
of your email destination is restricted.
322 An authentication error occurred. Check the Location settings.