EasyManuals Logo

Brother MFC MFC-7840W User Manual

Brother MFC MFC-7840W
192 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #121 background imageLoading...
Page #121 background image
Troubleshooting and routine maintenance
107
B
Error and maintenance messages B
As with any sophisticated office product, errors may occur and consumable items may need 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
below.
You can correct most errors and routine maintenance by yourself. If you need more help, the
Brother Solutions Center offers the latest FAQs and troubleshooting tips.
Visit us at http://solutions.brother.com/.
Error Message Cause Action
Cartridge Error The toner cartridge is not
installed properly.
Pull out the drum unit, take out the toner
cartridge that is indicated on the LCD, and
put it back into the drum unit again.
Drum End Soon The drum unit is near the end of
its life.
Use the drum unit until you have a print
quality problem; then replace the drum unit
with a new one.
(See Replacing the drum unit on page 130.)
Size mismatch The paper in the tray is not the
correct size.
Load the correct size of paper in the tray and
set the
Paper Size (Menu, 1, 3 (See Paper
size in Chapter 3)).
Comm.Error Poor telephone line quality
caused a communication error.
Send the fax again or connect the machine
to another telephone line. If the problem
continues, call the telephone company and
ask them to check your telephone line.
Connection Fail You tried to poll a fax machine
that is not in Polled Waiting mode.
Check the other fax machine’s polling setup.

Table of Contents

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Brother MFC MFC-7840W and is the answer not in the manual?

Brother MFC MFC-7840W Specifications

General IconGeneral
Print TechnologyLaser
Print ResolutionUp to 2400 x 600 dpi
Paper Capacity250 sheets
ADF Capacity35 sheets
Scan ResolutionUp to 19200 x 19200 dpi (interpolated)
Fax Modem Speed33.6 Kbps
FunctionsPrint, Copy, Scan, Fax
Maximum Copying Resolution600 x 600 dpi
Optical Scan Resolution600 x 2400 dpi
WirelessYes
Copy Resolution600 x 600 dpi
Fax Transmission Speed33.6 Kbps
DisplayLCD
Weight25.6 lbs
ConnectivityUSB, Wireless
Scanner TypeFlatbed
Connectivity TechnologyWireless, USB
Printer TypeAll-in-One
Scan TypeFlatbed, ADF

Related product manuals