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Qualitrol
The Only Factory Authorized 90-70 Repair Center in the World

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GE Fanuc Series 90-70 PLC FAQ Support

Please click below to find the answers to our most Frequently Asked Questions (FAQ):

  • What software is available to program and troubleshoot Series 90-70 PLCs?
  • When I try to download the configuration to my Series 90 CPU, the download fails because passwords are disabled. How do I fix this?
  • My Series 90 CPU stopped. How do I identify the cause?
  • I have just assembled a Series 90-70 system and the CPU’s OK LED is off. I have replaced the CPU and the problem persists. What could be wrong?
  • My PC will not communicate to the programming port on my Series 90 CPU. What are the possible causes of this problem?

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