Free for in-warranty units; approximately $150–$300 for out-of-warranty service (depending on region).
When dealing with a password-protected , the "fixed" solution generally involves resetting the hardware to factory defaults. There is no official way to recover or bypass a forgotten password without deleting the existing program. Official Reset Methods siemens s7 200 smart password unlock fixed
(or follow specific OEM instructions for a "Transfer" card). Power Down: Turn off the PLC power supply. Insert and Power Up: Insert the MicroSD card and turn the power back on. Watch the LEDs: Wait until the Free for in-warranty units