Fault 7902 Siemens Access
If you are absolutely sure it's (not F07902), please provide:
To clear Fault 7902, you must complete the safety commissioning process and perform a copy function to align the RAM settings with the EEPROM. 1. Start the Safety Commissioning Mode fault 7902 siemens
The you are using (TIA Portal Startdrive or STARTER) If you recently replaced any hardware or changed parameters If you are absolutely sure it's (not F07902),
Open your configuration tool (TIA Portal or Startdrive) and connect online to the drive. Go to the section. Locate the safety integrated commissioning parameter. please provide: To clear Fault 7902
This fault is most commonly associated with and Sinamics G120 series drives (specifically the CU240 and CU250 Control Units). It is a critical hardware alarm that usually requires immediate attention.