Siemens S7-1500 Password Reset Official

You can also use the physical mode selector switch on the front of the CPU: Set the switch to . Remove the memory card.

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 . siemens s7-1500 password reset

This is the most common method if you cannot go online due to the forgotten password. By clearing the SIMATIC Memory Card , you force the PLC to start with an empty configuration. Power off the CPU and remove the SMC. Step 2: Insert the card into a standard PC card reader. You can also use the physical mode selector