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Problem connecting Comfort panel to CPU1511

5/30/2024 8:35 AM	Rate (0)
Hajakz12 Regular Member Joined: 3/26/2018 Last visit: 1/16/2026 Posts: 56 Rating: (1)	I have programmed an CPU 1511-1 PN and a comfort panel TP700 but the panel just shows ### in the I/O-fields. I have 2.9.7 in the CPU and V17 in panel I have read this but i have the same behaviour after Why is it not possible to establish a connection to a CPU with firmware version 2.9/4.5 from an HMI panel (Basic, Comfort or Unified) or WinCC Runtime Advanced V17 or lower? Any ideas? Im going crazy

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5/30/2024 9:04 AM	Rate (0)
Wizard Diamond Expert Joined: 4/24/2006 Last visit: 1/20/2026 Posts: 9106 Rating: (1204)	Hello, Perhaps this link might help: No connection to PLC after WinCC Panel Images V17 Update 6 Best regards, Wizard

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This contribution was helpful to 1 thankful Users Hajakz12

5/30/2024 10:13 AM	Rate (0)
Hajakz12 Regular Member Joined: 3/26/2018 Last visit: 1/16/2026 Posts: 56 Rating: (1)	Wizard Hello, Perhaps this link might help: No connection to PLC after WinCC Panel Images V17 Update 6 Best regards, Wizard Thank you Now it is working!

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