i have a 4 axis mechatronics on the manual is whrite for ajust v-ref turn the pot v-ref and check on the tp2 for ajust the voltage v-ref= 2x current desired but when i turn the pot v-ref is the tp1 change not the tp2.
what the error the tp1 and tp2 is interchanged or the pot v-ref pdf is interchaged.
If you have this info, send me, is sincerely apprecied.
thanks yves

Check their web site, the manual says TP1 there


http://www.easy-cnc.com/web/download/Manual3and4Axis.pdf