<div dir="ltr">Yeah, I had a tant short and take out a rail in a 2600. Was all OK after replacing it.<div><br></div><div>paul perry Melbourne Austraia</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, Jun 18, 2023 at 7:43 PM Florian Anwander <<a href="mailto:fanwander@mnet-online.de">fanwander@mnet-online.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<div>PS: there is a picture of the PCB at
<a href="https://www.joness.com/gr300/pics/SPV-355/Roland_SPV-355_13.JPG" target="_blank">https://www.joness.com/gr300/pics/SPV-355/Roland_SPV-355_13.JPG</a>
but I could not find them (yet).<br>
<br>
Am 18.06.23 um 11:38 schrieb Florian Anwander:<br>
</div>
<blockquote type="cite">
<div>Though it is a shot in the mist:<br>
<br>
There are three types of tantalum capactors listed in the
service manual. I bet those are on the supply rails and I bet (a
little bit less) one of them got shorted.<br>
<br>
<img src="cid:188ce0a30d0cc7d43a51" alt=""><br>
<br>
<br>
Florian<br>
<br>
Am 16.06.23 um 19:12 schrieb Todd Sines via Synth-diy:<br>
</div>
<blockquote type="cite">
<span style="color:rgb(0,0,0)">I have an SPV-355 that was
behaving adequately fine until recently. Unit will power on,
(and LEDs illuminate correctly) if the -15V LM7915 is
unplugged, when engaged, it shorts and blows both fuses. </span><br style="color:rgb(0,0,0)">
<span style="color:rgb(0,0,0)"></span><br style="color:rgb(0,0,0)">
<span style="color:rgb(0,0,0)">Wonder if anyone’s encountered
this and if so, what did you do, or where did you look first?</span><br style="color:rgb(0,0,0)">
<span style="color:rgb(0,0,0)"></span><br style="color:rgb(0,0,0)">
<span style="color:rgb(0,0,0)"></span><br style="color:rgb(0,0,0)">
<span style="color:rgb(0,0,0)">Todd</span> <br>
<fieldset></fieldset>
<pre>_______________________________________________
Synth-diy mailing list
<a href="mailto:Synth-diy@synth-diy.org" target="_blank">Synth-diy@synth-diy.org</a>
<a href="http://synth-diy.org/mailman/listinfo/synth-diy" target="_blank">http://synth-diy.org/mailman/listinfo/synth-diy</a>
Selling or trading? Use <a href="mailto:marketplace@synth-diy.org" target="_blank">marketplace@synth-diy.org</a>
</pre>
</blockquote>
<br>
</blockquote>
<br>
</div>
_______________________________________________<br>
Synth-diy mailing list<br>
<a href="mailto:Synth-diy@synth-diy.org" target="_blank">Synth-diy@synth-diy.org</a><br>
<a href="http://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">http://synth-diy.org/mailman/listinfo/synth-diy</a><br>
Selling or trading? Use <a href="mailto:marketplace@synth-diy.org" target="_blank">marketplace@synth-diy.org</a><br>
</blockquote></div>