Digital Certificate Problems
The certificate import button is
The certificate details button is
The certificate cannot be imported. The time setting is incorrect.
016-404 is displayed when trying to
use security functions that require
A certificate cannot be set with
Although a certificate was imported,
it is not displayed when selecting
with "Local Device".
Server validation is not operating
SSL communication is disabled.
The certificate file is incorrect.
The browser is incorrect.
The certificate data stored in
internal memory is either deleted,
corrupt, or is not readable.
The validity period is invalid.
The certificate path is invalid.
The type of the certificate is
The certificate chain is incorrect
Create a self-signed certificate and enable SSL.
Confirm validity period of the certificate as well as
the time setting of the device.
Confirm whether the password is correct.
Confirm whether the file type is PKCS#7/#12 or
x509CACert (extension: p7b/p12/pfx/cer/crt).
Confirm whether the attribute information (key
Usage/Extended key usage) of the certificate to be
imported is set correctly.
Use Internet Explorer.
Import the certificate and enable the security
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 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
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.
Although importing a root certificate (Trusted) to
use for server authentication, an Intermediate
certificate may be required when validating the
When executing a certificate file with the
certification authority, create the certificate with a
format including all paths and then import that