2. Press the Top submenu key and use the keypad, rotary knob, or the Up/Down arrow keys to edit the top scale value. Press Enter to set.
3. Press the Scale submenu key and use the keypad, rotary knob, or the Up/Down arrow keys to edit the scale value. Press Enter to set. The scale value can be set from 1 dB/div to 15 dB/div. Full Scale sets the scale at 15 dB/div.