I do, I just finished testing with version 5 Starting voltage IS 5 volts.
Power supply 1033 Menu/system dcs set up/ selected the var channel and hit fix which toggles between fixed and var mode. Var channel is in var mode....
Back to TR and select var 2 and the voltage shown is 0 volts,,,, fist click up it goes to 5 volts.
Then I tried setting up a tiu track with var 2 in var mode same thing. O to first click 5 volts.