Brother MFC-L6750DW, Online User'S Manual, Page: 561 / 703

Home > Troubleshooting > Network Problems > Error Messages
Error Messages
Your Brother machine will display an error message if an error occurs. The most common error messages are
shown in the table.
Error Messages Cause Action
The maximum number
of devices are
already connected
using Wi-Fi
Direct. Two mobile devices are
already connected to the Wi-Fi
Direct network when the
Brother machine is the Group
Owner (G/O). After the current connection between your Brother
machine and another mobile device has shut down, try to
configure the Wi-Fi Direct settings again. You can confirm
the connection status by printing the Network
Configuration Report.
Authentication
Error, contact
your
administrator. Your authentication setting for
the Store Print Log to Network
feature is not correct. • Make sure the Username and Password in
Authentication Setting are correct. If the username is
part of a domain, enter the username in one of the
following styles: user@domain or domain\user.
• Make sure the time of the log file server matches the
time from the SNTP server, or the
Date&Time settings.
• Make sure the SNTP time server settings are
configured correctly so the time matches the time used
for authentication by Kerberos or NTLMv2. If there is
no SNTP server, make sure the
Date&Time and Time
Zone settings are set correctly using Web Based
Management or the control panel so the machine
matches the time being used by the server providing
the authentication.
Check User ID and
Password. The Kerberos Authentication
error. Make sure you have entered a correct user name and a
password for the Kerberos server. For more information on
the Kerberos server settings, contact your network
administrator.
The date, time and time zone
settings of the Brother
machine are not correct. Confirm your machine's date, time and time zone settings.
The DNS server configuration
is not correct. Contact your network administrator for the information on
the DNS server settings.
The Brother machine cannot
connect to the Kerberos
server. Contact your network administrator for the information on
the Kerberos server settings.
Connection Error Other devices are trying to
connect to the Wi-Fi Direct
network at the same time. • Make sure there are no other devices trying to connect
to the Wi-Fi Direct network, and then try to configure
the Wi-Fi Direct settings again.
Connection Failed The Brother machine and your
mobile device cannot
communicate during the Wi-Fi
Direct network configuration. • Move the mobile device closer to your Brother
machine.
• Move your Brother machine and the mobile device to
an obstruction-free area.
• If you are using the PIN Method of WPS, make sure
you have entered the correct PIN.
File Access Error,
contact your
administrator. The Brother machine cannot
access the destination folder
for the Store Print Log to
Network feature. • Make sure the stored directory name is correct.
• Make sure the stored directory is write-enabled.
• Make sure the file is not locked.
In Web Based Management,
you have selected the
Cancel
Print option in the Error
Detection Setting of Store
Print Log to Network .
Wait for about 120 seconds until this message disappears
from the LCD.
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