jupp, got those components on the backside too

On 3 jan 2011, at 02.04, Tim wrote:

> Daniel, Richard
>
>> got the same problem here, havent checked the MC1496s yet. exchanging
>> the 3382 didnt make any difference
>
> Discovered I have a Google translate of the service manual, and
> notice that there were a number of odd problems with early issues of
> this module - certainly mine has a diode and two caps soldered onto
> the underside, which I think was its final configuration, so it
> might be interesting to know if yours have these mods too: a biggish
> cap, 10uF or 33uF or so, and a smaller one, 1nF or so - if one or
> other is missing, then it's possible I guess that the module may
> have spontaneously started exhibiting the problems they fix, but a
> slim chance I guess!
>
> Also the IC next to the PA382/CEM3382 is better being a TL084 rather
> than a TL064.
>
> Most of these things were to do with stability issues, and I have
> little feel for whether they could potentially stop it oscillating -
> again, it is really going to take hooking the unit up to a scope and
> poking around.
>
> Tim
>
>
>
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