Troubleshooting   
8.2 Restoring the factory settings 
  SCALANCE W788-x / W748-1 
64  Operating Instructions, 03/2022, A5E03678333-17 
With the reset button 
When pressing the button, make sure you observe the information in the "Reset button 
(Page 32)" section in the operating instructions. 
Follow the steps below to reset the device parameters to the factory settings: 
1.  Turn off the power to the device. 
2.  Loosen the screws of the cover. 
3.  Remove the cover. 
4.  Now press the Reset button and reconnect the power to the device while holding down 
the button. 
5.  Hold down the button until the red fault LED (F) stops flashing after approximately 10 
seconds and is permanently lit. 
6.  Now release the button and wait until the fault LED (F) goes off again. 
7.  The device then starts automatically with the factory settings. 
With SINEC PNI 
Follow the steps below to reset the device parameters to the factory settings with the 
SINEC PNI: 
1.  Select the device whose parameters you want to reset. 
2.  Click the "Reset device" button. 
3.  Select the "Reset to factory settings" option in the following dialog. 
Via the configuration 
You will find detailed information on resetting the device parameters using the WBM and 
CLI in the configuration manuals: 
•  Web Based Management, section "Restart" 
•  Command Line Interface, section "Reset and Defaults"