Select the functions matching the softkeys
1.Input number when numeric input
2.Input characters when alphabetic input
Enter into setting mode directly
Escape to the previous menu or mode
1. Shift between number and alphabetic when inputting
2.Shift targets model when measuring
1. Delete the character at the left of the cursor when inputting
2. Open electronic level menu
1. Input a black space when inputting
2. Input the target or instrument height
1. Select/Accept input data
2. Accept the option when selecting