Dell S3845cdn Color Smart Multifunction Printer User Guide - Page 432
Digital Certificate Problems
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Digital Certificate Problems Symptom Cause Action Import cannot be selected on SSL communication is the Security Certificates disabled. screen. Create a self-signed certificate and enable SSL. The certificate cannot be imported. The time setting is incorrect. Confirm validity period of the certificate as well as the time setting of the device. The certificate file is incorrect. Confirm whether the password is correct. Confirm whether the file type is PKCS#7/#12 or x509CACert (extension: p7b/p12/pfx/cer/crt). The browser is incorrect. Confirm whether the attribute information (key Usage/Extended key usage) of the certificate to be imported is set correctly. Use Internet Explorer®. 016-404 is displayed when trying to use security functions that require certificates. The certificate data stored in internal memory is either deleted, corrupt, or is not readable. Import the certificate and enable the security settings again. A certificate cannot be set in The validity period is invalid. Security Certificates. The validity period of the certificate is invalid. Confirm whether the time setting of the machine is correct, and whether the validity period of the certificate has expired. The certificate path is invalid. The certificate chain (path validation) of the imported certificate may not be correctly validated. Confirm whether all of the high-level certificates (Trusted/Intermediate) have been imported and are not deleted, and whether the validity period has expired. Although a certificate was imported, it is not displayed on the Security Certificates screen. The type of the certificate is incorrect. To import a certificate for use with the device (own device), import the secret key and a certificate of the PKCS#12 (p12/pfx) format as a pair. Server validation is not operating correctly. The certificate chain is incorrect when importing. Although importing a root certificate (Trusted) to use for server authentication, an Intermediate certificate may be required when validating the path. When executing a certificate file with the certification authority, create the certificate with a format including all paths and then import that certificate. 432 | Digital Certificate Problems