HEIDENHAIN PWM 20 - Manual (Page 70)

November 2014 Software description 71
Zoom function The oscilloscope display features a zoom function controlled via the left mouse button.
Zooming a detail
Press and hold the left mouse button and – starting at the upper left – draw a square over the
desired area. This area will be magnified.
The zoomed area can be shifted vertically with the mouse wheel and in x-y direction with the
right mouse button.
Unzooming
Press and hold the left mouse button and diagonally move the cursor from the lower right to the
upper left (a short distance is sufficient).