Ricoh C2828 Function Manual page 826

9. Troubleshooting
Error Code
9
L0406-204
L0400-210
240
Cause
Kerberos authentication failed.
Failed to obtain user
information in LDAP search.
Solution
To allow blank passwords,
contact your service
representative.
2. In simple authentication
mode, the DN of the login user
name is obtained in the user
account.
Authentication fails if the DN
cannot be obtained.
Make sure there are no errors
in the server name, login user
name/password, or
information entered for the
search filter.
1. Kerberos authentication
settings are not correctly
configured.
Make sure the realm name,
KDC (Key Distribution Center)
name, and supporting domain
name are specified correctly.
2. The KDC and machine timing
do not match.
Authentication will fail if the
difference between the KDC
and machine timing is more
than 5 minutes. Make sure the
timing matches.
3. Kerberos authentication will
fail if the realm name is
specified in lower-case letters.
Make sure the realm name is
specified in capital letters.
The login attribute's search
criteria might not be specified
or the specified search
information is unobtainable.