Siemens: S7-1500 Password Reset

Reinsert the card into the CPU and power it on. The CPU will now be empty and ready for a new download without a password prompt. 2. Reset to Factory Settings (TIA Portal)

Use Windows Explorer to delete the user program files. Delete the S7_JOB.S7S file and the SIMATIC.S7S folder. CRITICAL: Do NOT format the card in Windows. siemens s7-1500 password reset

Within 3 seconds, switch back to and then back to STOP . Password Reset via SMC Factory Reset (TIA) Reset via Display Data Loss Yes (Total) Yes (Total) Yes (Total) Requires PC Yes (Card Reader) Yes (TIA Portal) Hardware Access Online Access Reinsert the card into the CPU and power it on

Resetting via the display deletes the password for protecting confidential PLC configuration data. 4. Manual Hardware Reset (Mode Selector) Reset to Factory Settings (TIA Portal) Use Windows

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

Hold the selector in the position until the RUN/STOP LED lights up steadily for the second time (approx. 3 seconds), then release it.