Brother MFC-J491DW Online User's Manual page 497

Difficulties
Cannot access Removable Disk
from the computer.
Part of my photo is missing when
printed.
Software Difficulties
Difficulties
Cannot print.
"Device Busy" appears on the
computer screen.
Related Information
• If You Are Having Difficulty with Your Machine
• Troubleshooting
• Clean the Scanner
• Correct the Paper Feed to Clear Vertical Lines
• Load Documents in the Automatic Document Feeder (ADF)
• Load Documents on the Scanner Glass
• Print Borderless Photos from Media
• Print Photos with Auto Cropping
Suggestions
1. Take out the memory card or USB Flash drive and put it back in again.
2. If you have tried "Eject" from within Windows
USB Flash drive before you continue.
3. If an error message appears when you try to eject the memory card or USB
Flash drive, it means the card is being accessed. Wait a while, and then try
again.
4. If all of the above do not work, turn off your computer and machine, and then
turn them on again.
Make sure the Removable Disk function is set to on and you have correctly
inserted the memory card or USB Flash drive.
Make sure Borderless printing and Cropping are turned off.
See Related Information: Print Borderless Photos from Media.
See Related Information: Print Photos with Auto Cropping.
Suggestions
Uninstall and reinstall the Brother driver.
Make sure the machine is not showing an error message on the machine's
display.
®
, take out the memory card or
490