Brother MFC-J425W Software User's Manual page 213

Network Scanning
d
Click the Scan To Button tab and enter your computer name in the Display Name field. The machine's
LCD displays the name you enter. The default setting is your computer name. You can enter any name
that you like.
e
If you want to avoid receiving unwanted documents, enter a 4-digit PIN number in the Pin number and
Retype Pin number field. To send data to a computer protected by a PIN number, the LCD prompts you
to enter the PIN number before the document can be scanned and sent to the computer. (See Using the
Scan key on your network uu page 207.)
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