Siemens SINAMICS G120 - A Parameter Cannot be Changed

Appendix
A.4 Handling the BOP 2 operator panel
Inverter with CU230P-2 Control Units
420 Operating Instructions, 11/2013, FW V4.6.6, A5E02430659B AG
Entering the parameter value directly
The BOP-2 offers the option of setting the parameter value digit by digit.
Prerequisite
The parameter value flashes in the BOP-2 display.
Procedure
To select the parameter value directly, proceed as follows:
1.
Press the OK button for longer than five seconds.
2.
Change the parameter value digit-by-digit.
If you press the OK button then the BOP-2 jumps to the
next digit.
3.
If you have entered all of the digits of the parameter
value, press the OK button.
You have now entered the parameter value directly.
A.4.4
A parameter cannot be changed
When must you not change a parameter?
The converter indicates why it currently does not permit a parameter to be changed:
You have attempted to change
a read-only parameter.
You must change to basic
commissioning to set this
parameter.
You must turn the motor off
to
set this parameter.
The operating state in which you can change a parameter is provided in the List Manual for
each parameter.