User guide
MFC990CW Vista Network Connection Repair Instructions
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FAILED is displayed then the print server has not successfully connected to your router or access
point. Verify your Network Settings in step 1 and try connecting from step 2 again. If you are still
unable to connect, contact your router manufacturer for verify the network security settings and that
there are no wireless filters on the router.
14. Once the machine is connected the machine will automatically acquire the correct TCP/IP address
information from your access point (router) if DHCP is enabled (DHCP is normally enabled as default
for most access point routers). If DHCP is not enabled, you will have to manually configure the IP
address, subnet mask, and default gateway of the machine to suit your network. Continue to the
steps below to install the drivers on your computer.
PART 8: UNINSTALL AND REINSTALL THE BROTHER DRIVERS
There may be a problem with incomplete, or improper driver installation. To resolve this issue you may need
to uninstall and reinstall the drivers. Please refer to one of the following steps depending on which type of
drivers you originally installed.
1. On the computer click on WINDOWS/START -> (ALL) PROGRAMS -> BROTHER -> XXX-XXXX (Where
X is the model of your Brother machine) -> UNINSTALL. Note: If the software is not installed, skip to
step 4.
2. When asked to confirm that you want to completely remove the software, click OK.
3. When the uninstall is complete, you will be prompted to restart the computer. Click YES.
4. Once the computer restarts, insert the supplied CD-ROM for Windows into your CD-ROM drive. If
prompted, select your language and model. If the disc does not automatically run, go to
WINDOWS/START -> COMPUTER and double click on the MFL-PRO icon.
5. The CD-ROM main menu will appear.
a. If the software was never installed, or you do not have PaperPort click INSTALL MFL-PRO
SUITE. Continue to Step 6.
b. If the software was previously installed or you already have PaperPort, click on ADVANCED ->
MFL-PRO SUITE WITHOUT PAPERPORT(TM) 11SE. Skip to Step 8.
6. After reading and accepting the ScanSoft PaperPort SE License Agreement, click YES if you agree to
the terms.
7. The installation of PaperPort SE will automatically start and is followed by the installation of MFL-Pro
Suite.
8. When the Brother MFL-Pro Suite Software License Agreement window appears, click YES if you agree
to the Software License Agreement.
9. Choose WIRELESS NETWORK CONNECTION and click NEXT.
10. Click on the CHECKED AND CONFIRMED box and then click NEXT.
11. For Windows XP SP2 or greater and Windows Vista Windows Firewall Users: If a firewall is detected,
choose CHANGE THE FIREWALL PORT SETTINGS TO ENABLE NETWORK CONNECTION AND CONTINUE
WITH THE INSTALLATION (RECOMMENDED). Then click NEXT.
NOTE: If you are using a firewall other than Windows Firewall or Windows Firewall is off,
you may receive a message warning you that the firewall could block network
communication. See the instructions provided with your firewall software for information
on how to add the following network ports:
a. For network scanning, add UDP port 54925.






