In the Trim the model dialog box, enter the specifications for the steady-state state
values at which you want to find an operating point.For an example showing how to use the Trim the model dialog box to specify the
conditions for a steady-state operating point search, see “Compute Operating Points from
Specifications Using Linear Analysis Tool” on page 1-41.When you have entered your state specifications, click Start trimming. Control
System Tuner finds an operating point that meets the state specifications and stores it.When you are ready to analyze responses or tune your model, select the operating point
at which you want to linearize the model. In the Control System tab, in the Operating
Point menu, stored operating points are available.10 Control System Tuning