In article <b53d204f4e.peter@xxxxxxxxxxxxxxxxxxxxxxxxx>, Peter Bell <peter@xxxxxxxxxxxxxxxxx> wrote: > In message <c3cd1a4f4e.jbwork@xxxxxxxxxx> > John Ballance <jwb@xxxxxxxxxx> wrote: > > Hi > > > > In message <18f6f64e4e.peter@xxxxxxxxxxxxxxxxxxxxxxxxx> > > Peter Bell <peter@xxxxxxxxxxxxxxxxx> wrote: > [Snip] > > > Okay - fault not currently in evidence, but the 5V reading is 5.08V. > > > What is the typical/lowest reading you would expect to see on new > > > device? > > > > power supplies as shipped provide 5.04 to 5.07v (stable, and depending > > on DMM) under almost all load conditions. A reading of less than 5.00 > > indicates a psu that has ceased to behave in its intended manner.... > Okay - my other DMM reads 5.07V, so it looks as though I don't have any > problems with the PSU :) Hmm. I also had a PSU which read a steady 5.08v ... but had problems when writing to disc ... which were resolved by a new PSU. Be careful with the logic ... less then 5.00v is bad does not mean that 5.07v is good ! Martin -- Martin Avison using a British Iyonix running RISC OS 5 and the Pluto mail and newsreader --- To alter your preferences or leave the group, visit //www.freelists.org/list/iyonix-support Other info via //www.freelists.org/webpage/iyonix-support