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S7-200 226XM no communication with PC

Created by: User1981 at: 1/17/2017 1:39 PM (2 Replies)

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1/17/2017 1:39 PM	Rate (0)
User1981 Posts: 2 Rating: (0)	Hi, CPU226XM no communication with PC, I use 6ES7 901-3CB30-0XA0, DIP 2,5 ON, but its fail SF is RED, STOP-YELLOW, help pls! Attachment no comm.png (48 Downloads)
User1981 Posts: 2 Rating: (0)
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1/17/2017 3:43 PM	Rate (0)
Duris_I Diamond Expert Joined: 4/28/2015 Last visit: 12/4/2023 Posts: 10316 Rating: (805)	Hello, that SF red looks problematic, hope not failed HW. Did you succesfully test your adapter before? If yes, try maybe set another speed, also check your adapter DIP switches in this case and make tests.
	With best regards... Ivan Duris Flight: OMICO
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1/17/2017 5:10 PM	Rate (0)
User1981 Posts: 2 Rating: (0)	Thank you very much, I found by malfunction. Burned chip SRAM M68AF511.
User1981 Posts: 2 Rating: (0)
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