Dell C3760n Color Laser Printer User's Guide - Page 396

Symptom Cause Action A certificate cannot be set with "Certificate Details". The validity period is invalid. 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, The type of the certificate is it is not displayed when selecting incorrect. with "Local Device". 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. Digital Signature cannot be selected The certificate cannot be associated. Either the certificate has not been imported or the with the IPsec setting. certificate has not been associated for use with Digital Signature of IPsec. Refer to "Setting the Certificate in the IPsec Digital Signature Mode" to set a certificate of IPsec. 394 Troubleshooting Guide