Troubleshooting > Troubleshooting
711
The error code 4904 is displayed
The certificate has been revoked.
Corrective Actions
Check the SMTP server certificate.
The error code 4905 is displayed
An error occurred while setting the encryption / signing certificate.
Corrective Actions
Check the settings related to the certificate and the imported certificate.
➡ Command Center RX User Guide
The error code 4906 is displayed
Certificate verification did not complete within the set time.
Corrective Actions
• Check the verification environment of the OCSP/CRL certificate and other certificates
• Extend the timeout deadline
• Change the certificate verification level
➡ Command Center RX User Guide
The error code 4a02 is displayed
Failed to initialize S/MIME.
Corrective Actions
Turn the power switch off and then on again. If it occurs repeatedly, write down the error code displayed on the
touch panel, check the operation description and then contact the service representative.
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