[sdiy] Re: Arp sequencer dead quantizers?

Antonio Tuzzi antoniotuzzi at gmail.com
Fri Feb 29 08:08:39 CET 2008


Hi!
for the archives...

this case was solved changing a dead cd4024

thanks for everyone help!
at

On Sun, Feb 10, 2008 at 11:41 AM, Antonio Tuzzi <antoniotuzzi at gmail.com> wrote:
> Hello Friends,
>
>  I reused my Arp seq after about 1 year, and boom!
>  both quantizers seems to be dead!
>  both outputting max (and fixed) values of 2 volts
>
>  questions:
>  a) Do you have a "good" pdf for the service manual ?
>
>  b) anybody experienced a dead quantizer in the same sequencer ?
>
>  c) any IC I have to fast troubleshoot/check ? (for example a
>  comparator to check immediatly! ;-)
>
>
>  Thank you for your help!
>
>  AT
>



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