Error message when Download mark vl application code

S

Thread Starter

songyi

There is a "SDI is disconnected" when download mark
vl application code.

Before this, I've just changed a new VEMI card. There's a message like "at least one board was not downloaded". then "SDI is disconnected" when download mark vl application code.

I found that the controller state on T is "0xc2", I/O state is "0x66", and R, S controller state is "0xc8", I/O state is "0x69". What does the numbers mean? Now the HMI was all black as the controllers were not synchronized.

If who has ever seen this situation before, please give me some advises.

Thank you very much
 
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