I changed to a later Acer dual core set up for dual boot on XP and Win7. Working correctly now on XP. Thanks for the help

Just changed to a HP Pentium 4 3Gig XP Pro running the latest stable version of Pico 6. I don't now why but all channels sit on 300mV and will not zero. I tried a 1.6V supply on all the channels. Firstly in the correct polarity but the trace dropped to 200mV. I reversed the supply which read the cor...