Brother MFC-790CW Fax Machine User Manual


 
134
B
Troubleshooting B
If you think there is a problem with your machine, check the chart below and follow the
troubleshooting tips.
Most problems can be easily resolved by yourself. If you need additional help, the Brother
Solutions Center offers the latest FAQs and troubleshooting tips. Visit us at
http://solutions.brother.com
.
If you are having difficulty with your machine B
Troubleshooting and Routine
Maintenance
B
Printing
Difficulty Suggestions
No printout Check the interface cable on both the machine and your computer. (See the Quick
Setup Guide.)
Make sure the machine is plugged in and not in Power Save mode.
One or more ink cartridges are empty. (See Replacing the ink cartridges
on page 152.)
If the LCD says Cannot Print and Replace Ink, see Replacing the ink
cartridges on page 152.
Check to see if the LCD is showing an error message. (See Error and
Maintenance messages on page 142.)
Check that the correct printer driver has been installed and chosen.
Make sure that the machine is online. Click Start and then Printers and Faxes.
Brother MFC-XXXX (where XXXX is your model name), and make sure that Use
Printer Offline is unchecked.
When you choose the Print Odd Pages and Print Even Pages settings, you may
see a printing error message on your computer, as the machine pauses during the
printing process. The error message will disappear after the machine re-starts
printing.
Poor print quality Check the print quality. (See Checking the print quality on page 157.)
Make sure that the Media Type setting in the printer driver or the Paper Type
setting in the machine’s menu matches the type of paper you are using. (See
Printing for Windows
®
or Printing and Faxing for Macintosh
®
in the Software
User’s Guide on the CD
-ROM and Paper Type on page 25.)
Make sure that your ink cartridges are fresh. The following may cause ink to clog:
The expiration date written on the cartridge package has passed. (Brother
Original cartridges stay usable for up to two years if kept in their original
packaging.)
The ink cartridge was in your machine over six months.
The ink cartridge may not have been stored correctly before use.
Try using the recommended types of paper. (See Acceptable paper and other print
media on page 17.)
The recommended environment for your machine is between 20° C to 33° C.