unPassword S7-200

SIMATIC S7-200/300/400, Step7, PCS7, CFC, SFC, PDM, PLCSIM,
SCL, Graph, SPS-VISU S5/S7, IBHsoftec, LOGO ...
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hamid_zareiii
Posts: 1
Joined: Tue Feb 23, 2016 9:41 am

unPassword S7-200

Post by hamid_zareiii » Tue Feb 23, 2016 10:00 am

hi everybody
please help me
i have a cpu 226 and i want upload its program , but when connect with cup i don upload because set the pass on cpu
please help me how can unpass ?
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xflash
Posts: 195
Joined: Sat May 21, 2011 3:28 am

Re: unPassword S7-200

Post by xflash » Wed Jun 08, 2016 10:29 am

IF your cpu is cn-version, you will only have to disassemble the PLC MMC to recovery program.

If not, there got plenty of kits to get the password. (sbutton)
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