: Ensure the process is in a safe state and the CPU is in STOP mode before proceeding. Procedure : Power down the CPU completely. Insert the empty memory card into the CPU's MMC slot.
This is the most popular "grey hat" method among industrial technicians. s71200 password unlock top
Insert the card into the PLC and turn the power back on. : Ensure the process is in a safe
: Wait until the MAINT LED flashes or the RUN/STOP LED stays constantly lit. s71200 password unlock top