allowing users to understand each button's function by touching the button.
No.
Braille
1
"1" in braille
2
"2" in braille
3
"3" in braille
4
"4" in braille
5
"5" in braille
6
"6" in braille
7
"7" in braille
Meaning
[Menu] button
[Function/Enter] button
[Send to] button
[Clear/Back] button
[iMFF] button
[Counter Reset] button
[Eject] button
74
How to Use the Operator Panel