Many S7-1500 models feature an onboard display that allows for a password reset without a PC. Navigate the menu to . Confirm the selection with OK .
You can also use the physical mode selector switch on the front of the CPU: Set the switch to . Remove the memory card. siemens s7-1500 password reset
can halt maintenance and updates. While there is no "recovery" tool to retrieve an existing password, you can reset the password by clearing the CPU memory. 1. Resetting via the SIMATIC Memory Card (SMC) Many S7-1500 models feature an onboard display that
Hold the selector in the position until the RUN/STOP LED lights up steadily for the second time (approx. 3 seconds), then release it. You can also use the physical mode selector
Do NOT delete hidden files like __LOG__ or crdinfo.bin , as these make the card recognizable to the PLC.
Do you have a to reload onto the PLC after the reset?