Brother MFC-9660 Owner's Manual page 141

DIFFICULTY
®
Windows Setup Printing Difficulties
I cannot print from my
application software.
Software Difficulties
"MFC Connect Failure"
Paper Handling Difficulties
The machine does not load
paper. The LCD shows
CHECK PAPER or
PRINTER JAM
How can I clear paper jams? See Paper Jam, page 125.
Copy Quality Difficulties
Vertical streaks appear in
copies
Print Quality Difficulties
Printouts are too dark or light Adjust the print conditions by setting the Print Density function, it
Printed pages contain white
stripes.
White Stripes or Faint Images
Make sure the Windows
it in your application software.
If the machine is not connected to your PC and you have loaded the
Brother software, the PC will show "MFC Connect Failure" each
time you restart Windows
turn it off by deselect the AutoLoad PopUp check box in the Brother
Control Centre chapter. (See How to Turn Off AutoLoad, page 80)
Check to see if the CHECK PAPER or PRINTER JAM message
appears on the LCD. If so, the paper tray may be out of paper. If it
is empty, load a new stack of paper into the tray. If there is paper in
the paper tray, make sure it is straight. If the paper is curled, you
should straighten it. Sometimes it is helpful to remove the paper,
turn the stack over and put it back into the paper tray. Reduce the
amount of paper in the paper tray, then try again. Check the manual
feed mode is not selected in the printer driver.
Sometimes you may see vertical streaks on your copies. Either the
scanner or the primary corona wire for printing is dirty. Clean them
both.
has been factory set to the middle position. (See Setting the Print
Density, page 26)
You may fix this by wiping the scanner windows with a clean soft
cloth. (See Regular Maintenance, page 136 and Cleaning the
Printer, page 137) If you still see white stripes or faint images and
the display shows CHANGE DRUM SOON, replace the drum unit
with a new one.
SUGGESTIONS
®
printer driver is installed and you select
®
. You can ignore this message or you can
Troubleshooting and Maintenance
130