Atten Gratten GA1483, User Manual

Page: 25 / 74

16
1-6 Parameter input
Direct input of parameters can be implemented by a numeric keyboard.
Parameter regulation can be implemented by direction keys and knobs.
1-6-1 Numeric keyboard
The numeric keyboard consists of several
parts as follows:
 Numeric keys
1
．
The numeric keys 0 ~ 9 are used for
directly inputting digits.
 Decimal point key
2
．
It is used for inputting a decimal point.
 Symbolic key
3
．
The symbolic key is a numerical value symbol
and delete reuse key, which is used for
changing positive and negative of the
parameters
when no numerical value
character appears while the cursor is
positioned at right and deleting the numerical
value character at right.