Analogue-sequencer

--- In analogue-sequencer@yahoogroups.com, "Paul Maddox" 
<Paul.Maddox@s...> wrote:
> Cheil,
> 
> > is there a way to check this without a scope?
> 
> As colin said, continuity check all the lines from the CPU to the 
74hc138,
> 574, DS1210 and RAM chips.
> it sounds like a bad track somewhere.
> 
> Paul

thanks Paul, I was thinking bad track myself by now.. i'm going to 
check 'em all tonight. and i think you mean 573 instead of 574? (U4?) 

grtz Chiel