Yes, I am very familiar with sa/sb 96/9700 537 589 and TRT.
I didn't mention that you have to keep the deadman pedals down.
Push lift select button 3 or 4 times within 3 or 4 seconds.
If this does not work unplug the bus cable from the display interface card and see if it drives. If it does you need an interface card.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.