Thanks Mark....if i followed Gus,s advice I would be in flames right now...tee..heee.heee 8-)......just jokin Gus.....Well guys...here it is....found the fault....It was in the heidenhain control itself.....One of the resistor-fuses that are used to protesct the control circuits was burnt "open".....replaced it...and now that all the other things are repaired....ITS ALIVE!!!!