Hardware section: changing the scan to button, Configuration -5, See hardware section: changing the scan to – Brother MFC-3420C User Manual
Page 81: See hardware, See hardware section

USING THE WINDOWS
®
XP-BASED BROTHER SMARTUI CONTROL CENTER 4 - 5
Hardware Section: Changing the Scan
to button configuration
When the SmartUI Control Center is displayed, you can access the
Hardware Section window to reconfigure the
(
Scan
) button
on your machine. Click the Hardware Section tab at the top left of the
SmartUI Control Center screen. (See Using the Scan key (For USB
cable users) on page 2-19.)
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