Chapter 4 Common Parameters and Color-Changing OrderOwner’s Manual of BECS- A15 Computerized Control System 31System will display independently the modification windows for X Scale and Y Scale forusers to set respectively.2. Adjusting X-Y ScalesUser can press number pad to modify the scaling rate at X direction, press tocancel the last input digit and press to clear the input number.3. Press to save the modificationThe modification method of Y Scale is the same with that of X Scale.4.1.2. Settings of Rotate AngleUser can rotate patterns to a certain angle by this parameter.