Scanning Difficulties; Software Difficulties; 11 - 14- Page 101

Brother MFC-7420 User's Guide

2014 Dodge Charger SRT Owner Manual

Table of Contents

USER'S GUIDE MFC-7420/MFC-7820N
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Troubleshooting and routine maintenance

11 - 14

11

Scanning Difficulties

TWAIN errors appear while 
scanning.

Make sure the Brother TWAIN driver is selected as the primary source. In 
PaperPort

Ā®

, click Scan in the File menu and select the Brother TWAIN driver.

Software Difficulties

Cannot install software or print.

Run the 

Repair MFL-Pro Suite

 program on the CD-ROM. This program will repair 

and reinstall the software.

Cannot perform ā€˜2 in 1ā€™ or ā€˜4 in 1ā€™ 
printing.

Check that the paper size setting in the application and in the printer driver are the 
same.

Machine does not print from Adobe 
Illustrator 

Try to reduce the print resolution. (See 

Advanced tab

 in the Software Userā€™s Guide 

on the CD-ROM.) 

When using ATM fonts, some 
characters are missing or some 
characters are printed in their 
place.

If you are using Windows

Ā®

 98/98SE/Me, select ā€˜Printer Settingsā€™ from the ā€˜Startā€™ 

menu. Select the properties of the ā€˜Brother MFC-7420 or MFC-7820Nā€™. Click 
ā€˜Spool Settingā€™ on the ā€˜Detailsā€™ tab. Select ā€˜RAWā€™ from ā€˜Spool Data Format.ā€™

ā€˜Unable to write to LPT1ā€™ or ā€˜LPT1 
already in useā€™ Error Message 
appears.

1.Make sure the MFC is on (plugged into the AC power outlet and the power switch 
turned on) and that it is connected directly to the computer using the IEEE-1284 
bi-directional parallel cable. The cable must not go through another peripheral 
device (such as a Zip Drive, External CD-ROM Drive, or Switch box).

2.Make sure the MFC is not displaying an error message on the LCD Display.

3.Make sure no other device drivers, which also communicate through the parallel 
port, are running automatically when you boot up the computer (such as, drivers 
for Zip Drives, External CD-ROM Drive, etc.) Suggested areas to check: (

Load=, 

Run=command lines in the win.ini file or the Setup Group

)

4.Check with your computer manufacturer to confirm that the computerā€™s parallel 
port settings in the BIOS are set to support a bi-directional machine; i.e. (Parallel 
Port Mode ā€“ ECP)

ā€˜MFC is Busyā€™ Error Message 
appears.

DIFFICULTY

SUGGESTIONS

Detailed Information for Brother MFC-7420 User's Guide

Lists of information found in Brother MFC-7420 User's Guide - Page 101

  • 1.Make sure the MFC is on (plugged into the AC power outlet and the power switch turned on) and that it is connected directly to the computer using the IEEE-1284 bi-directional parallel cable.
  • 2.Make sure the MFC is not displaying an error message on the LCD Display.
  • 3.Make sure no other device drivers, which also communicate through the parallel port, are running automatically when you boot up the computer (such as, drivers for Zip Drives, External CD-ROM Drive, etc.
  • 4.Check with your computer manufacturer to confirm that the computerā€™s parallel port settings in the BIOS are set to support a bi-directional machine; i.

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