|Open "winfunc1.DE2" that should resides in the same directory
DSPLinks was installed.
The schematic will be opened like following. This is to see spectrums by FFT with some Window Functions.
Left click on WAVIN (U_0) to select it and right click to choose "Open a Monitor".
Then you will see the figure of a Wave file. That seems like 2kHz of sine wave.