Technical support   
B.2 Troubleshooting 
  SIMATIC IPC PX-39A PRO 
124  Operating Instructions, 11/2022, A5E51699950-AA  
Wrong time and/or date on the 
PC. 
1.  Call the firmware/BIOS configuration menu. To do 
this, press the "<Esc>" button during the boot 
process and then select "Setup Utility". 
2.  Set the date and time in the "Main" tab and save 
Time and date are still incor-
rect, even after correct setting 
The backup battery is dead. 
Replace the backup battery. 
USB device not responding. 
USB ports are disabled in the firm-
ware/BIOS 
Use a different USB port or activate the port. 
Operating system does not support 
the USB port. 
For other devices, you need the USB device drivers 
for the required operating system.