Configuring with Web Based Management   
6.6 "Interfaces" menu 
  SCALANCE W780/W740 to IEEE 802.11n Web Based Management 
322  Configuration Manual, 08/2018, C79000-G8976-C267-13 
●  Color Scheme   
With this icon, you change the color scheme for the graphic type "Spectrogram": 
–  The color goes from the lowest value (-100 dBm) in black to the highest value (0 dBm) 
in red. 
–  The color goes from the lowest value (-100 dBm) in red to the highest value (0 dBm) in 
black. 
●  Reset
 
With this icon you reset the maximum and average values of the graphic type "Realtime". 
This table contains the following columns: 
● 
 
Shows the WLAN interface to which the information applies. 
● 
 
Shows the status of the measurement. The following values are possible: 
–  stopped 
The measurement was stopped. 
–  running 
The measurement is running. 
● 
 
Specify the frequency band. 
● 
 
Select the center frequency. 
● 
 
Click the button in this column to start the measurement. 
● 
 
Click the button in this column to end the measurement. 
1.  Select the required frequency band from the "Frequency Band" drop-down list. 
2.  Select the required center frequency from the "Center Frequency" drop-down list. 
3.  Click the "Start" button. 
4.  To stop the measurement, click the "Stop" button. 
5.  You can adapt the settings in the second table during the measurement.