Brother MFC 7550MC - Manual (Page 29)

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HOW TO USE ON-SCREEN PROGRAMMING (OSP) AND HELP KEY
MFC 4550/6550MC/7550MC
OP-US-5.0
Information
How to Enter Text in Function Mode
Number keys have three or four letters printed above them. The following keys “0”,
“1”, “#” and “*” have no printed letters.
By pressing the appropriate number key the correct number of times, you
can access the character you want. When you are setting certain functions, such
as the Station ID, you will have to enter text into your machine.
ABC DEF
1 2 3
GHI J K L MNO
4 5 6
PQRS TUV WXYZ
7 8 9
0 # *
Key once twice three times four times five times
2 A B C 2 A
3 D E F 3 D
4 G H I 4 G
5 J K L 5 J
6 M N O 6 M
7 P Q R S 7
8 T U V 8 T
9 W X Y Z 9
Let’s say that you want to enter the initials “BR”. Follow the example on the next page.