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Brother MFC MFC-7840W User Manual

Brother MFC MFC-7840W
192 pages
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xi
Section V Appendixes
A Safety and legal 82
Choosing a location .............................................................................................82
To use the machine safely...................................................................................83
Important information...........................................................................................86
Standard telephone and FCC notices ...........................................................86
Industry Canada Compliance Statement (Canada only) ..............................88
Disconnect device .........................................................................................88
LAN connection ............................................................................................88
International ENERGY STAR
®
Compliance Statement ................................89
Laser safety...................................................................................................89
FDA regulations.............................................................................................89
Important safety instructions..........................................................................90
Trademarks..........................................................................................................92
B Troubleshooting and routine maintenance 93
Troubleshooting...................................................................................................93
If you are having difficulty with your machine ................................................93
Improving the print quality ...........................................................................100
Setting dial tone detection ...........................................................................105
Telephone line interference.........................................................................106
Error and maintenance messages.....................................................................107
Transferring your faxes or Fax Journal report .............................................111
Document jams............................................................................................113
Paper jams ..................................................................................................114
Routine maintenance.........................................................................................118
Cleaning the outside of the machine ...........................................................118
Cleaning the scanner glass .........................................................................119
Cleaning the laser scanner window.............................................................120
Cleaning the corona wire.............................................................................122
Cleaning the drum unit ................................................................................123
Replacing the consumable items.......................................................................126
Replacing a toner cartridge .........................................................................126
Replacing the drum unit...............................................................................130
Machine information ..........................................................................................132
Checking the serial number.........................................................................132
Checking the page counters........................................................................132
Checking the Drum life ................................................................................133
Packing and shipping the machine....................................................................133
C Menu and features 135
On-screen programming....................................................................................135
Menu table...................................................................................................135
Memory storage...........................................................................................135
Menu keys .........................................................................................................135
How to access the menu mode ...................................................................136
Menu table.........................................................................................................137

Table of Contents

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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

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