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s7-1200 CPU1214C DC/DC/DC V4.5

11/27/2024 6:56 AM	Rate (0)
Ew Chee Yean Advanced Member Joined: 10/16/2017 Last visit: 3/17/2025 Posts: 42 Rating: (0)	Hi guys, I uploaded existing PLC program from S7-1200 CPU1214C DC/DC/DC with Tia portal v15.1. How can this cpu with firmware v4.5.1 be configured in Tia portal v15.1? The program blocks are showing not compiled after uploaded from CPU in online mode. Attachment 20241122_160516.jpg (124 Downloads)

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11/27/2024 7:33 AM	Rate (0)
ixo65 Grandmaster Joined: 12/18/2014 Last visit: 9/7/2025 Posts: 35933 Rating: (4498)	That's not possible. Firmware V4.5.x requierd TIA Portal V17 or higher.

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11/27/2024 11:33 AM	Rate (0)
Towome Platinum Expert Joined: 7/9/2015 Last visit: 8/29/2025 Posts: 4443 Rating: (641)	Hi, also check this FAQ: How do you load a project into an S7-1200 CPU if its firmware version cannot be selected in the hardware catalog of STEP 7 (TIA Portal)? Regards, Towome
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