Posted 7 Aug 2019 Hello to all I have a mitsubishi electric plc Q-series (q02hcpu) with 2 Position card (qd75m4) for controlling 4 servo motor (mr-j2s-350b). I have a new problem with. PLC after working for a few minutes, The Error light on the CPU and position card turns on and the PLC STOP Working. Please help me fix the problem VID-20190806-WA0004.mp4 Share this post Link to post Share on other sites
Posted 8 Aug 2019 You need to read the errors and report exactly what they tell. 1 person likes this Share this post Link to post Share on other sites
Posted 10 Aug 2019 I've checked the PLC With gx-developer (diagnostic). I have Unit Verify Error Share this post Link to post Share on other sites
Posted 12 Aug 2019 Hi you can go to PLC Diagnostic and check what type or number of error it has so that members here can help you. You can also refer to the manual of each module to know what you can do to correct the errors. Share this post Link to post Share on other sites