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Vintage Synth Repair

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Message

Re: poly 61 sound output failure

2002-02-13 by fainardi

hi
if you have the schematics scanned i'm interrested, so if you're ok
you can send it to me at the following email
florent.ainardi@...
or 
fainardi@...
you can use both of them
regards
--- In vintagesynthrepair@y..., "Wul" <wul@u...> wrote:
> Check the fuse on the psu board, the output circuits are fed from a 
+15v
> supply whereas the digital side of things is fed from +5v let me 
know if you
> need anymore help and i'll scan the part of the drawing that you 
require . I
> wouldn't want anyone else being ripped of by the guy at Analogue 
solutions,
> who sold me for ?30 a very very poor photo copy of the service 
manual.
> steve
>   -----Original Message-----
>   From: Scott Carr [mailto:scott@t...]
>   Sent: 12 February 2002 04:22
>   To: vintagesynthrepair@y...
>   Subject: Re: [vintagesynthrepair] poly 61 sound output failure
> 
> 
>   I have a similar problem with a Poly61M. It send midi data, but 
its
>   internal sounds lock up. I've sent it out for repair twice to no 
avail.
>   Any hints would be greatly appreciatred.
> 
>   Scott
> 
>   fainardi wrote:
>   >
>   > hi everybody
>   > perhaps some one could help me , finding the problem on my korg 
poly61
>   > here is the problem : when i power up the synthetiser, 
everything is
>   > ghood, and everything seems to work well, but when i play on the
>   > keyboard no signal on the output neither on the phone output
>   >
>   > does anyone have an idea to solve my problem
>   >
>   > regards
>   >
>   >
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