User`s guide
ES3640e MFP User’s Guide
 Appendix G– Troubleshooting (network) - 206
In addition, if you select Secure Protocol as the Authentication 
Method to access the MS Active Directory, check that the 
following are configured correctly.
category Item Comment
Printer 
unit
Admin Setup> 
Network Setup> 
TCP/IP Setup
DNS Setup Must be specified 
correctly, to access 
DNS server.
Admin Setup> 
Server Setup
System Date Must be adjusted to 
LDAP server’s date.
System Time Must be adjusted to 
LDAP server’s time.
Time Zone Must be adjusted to 
LDAP server’s time 
zone.
Scanner 
unit
Administrator Setup> 
LDAP Settings> 
Authentication
Domain Domain must be 
registered in DNS 
server.










