Error And Maintenance Messages - Brother MFC-L6750DW Online User's Manual

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Error and Maintenance Messages

(MFC-L6900DW)
If the LCD displays errors and your Android
NFC logo on your Brother machine to access the Brother Solutions Center and browse the latest FAQs
from your device. (Your mobile telephone provider's message and data rates may apply.)
Make sure the NFC settings of both your Brother machine and your Android
As with any sophisticated office product, errors may occur and supply items may have to be replaced. If this
happens, your machine identifies the error or required routine maintenance and shows the appropriate message.
The most common error and maintenance messages are shown in the table.
Follow the instructions in the Action column to solve the error and remove the message.
You can correct most errors and perform routine maintenance by yourself. If you need more tips: Visit
support.brother.com, and click FAQs & Troubleshooting.
Error Message
2-sided Disabled
Access Denied
Cartridge Error
Comm.Error
Cooling Down
Cover is Open
Cover is Open.
Cover is Open.
> Error and Maintenance Messages
™
Cause
The back cover of the machine
is not closed completely.
The 2-sided tray is not installed
completely.
The function you want to use is
restricted by Secure Function
Lock 3.0.
The toner cartridge is not
installed correctly.
Poor telephone line quality
caused a communication error.
The temperature of the inside of
the machine is too hot. The
machine will pause its current
print job and go into cooling
down mode.
The front cover is not
completely closed.
The fuser cover is not
completely closed or paper was
jammed in the back of the
machine when you turned on
the power.
The ADF cover is not
completely closed.
device supports the NFC feature, touch your device to the
Action
Close the back cover of the machine until it locks
in the closed position.
Install the 2-sided tray firmly in the machine.
Call your administrator to check your Secure
Function Lock Settings.
Remove the toner cartridge and drum unit
assembly. Take out the toner cartridge, and put it
back in the drum unit again. Reinstall the toner
cartridge and drum unit assembly in the machine.
If the problem continues, contact Brother
Customer Service or your local Brother dealer.
Send the fax again or connect the machine to
another telephone line. If the problem continues,
contact the telephone company and ask them to
check your telephone line.
Make sure you can hear the fan in the machine
spinning and that the exhaust outlet is not
blocked.
If the fan is spinning, remove any obstacles that
surround the exhaust outlet, and then leave the
machine turned on but do not use it for several
minutes.
If the fan is not spinning, disconnect the machine
from the power for several minutes, then
reconnect it.
Open and then firmly close the front cover of the
machine.
Close the fuser cover located inside the back
cover of the machine.
Make sure paper is not jammed inside the back of
the machine, and then close the fuser cover.
Close the ADF cover.
If the error message remains, press
™
device are set to On.
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