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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-GB link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Super big thanks Tom and Simon..<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Assuming I can find the part (this seems likely) will it be very difficult to solder Out/In? Ive done a reasonable amount of DIY soldering but only one big through hole stuff..<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Ta,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='color:#1F497D;mso-fareast-language:EN-GB'>Paul<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D;mso-fareast-language:EN-GB'>London<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D;mso-fareast-language:EN-GB'>www.punkdisco.co.uk</span><span style='color:#1F497D'><o:p></o:p></span></p></div><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='color:windowtext;mso-fareast-language:EN-GB'>From:</span></b><span lang=EN-US style='color:windowtext;mso-fareast-language:EN-GB'> Tom Bugs [mailto:admin@bugbrand.co.uk] <br><b>Sent:</b> 28 January 2016 21:43<br><b>To:</b> synth-diy@dropmix.xs4all.nl<br><b>Subject:</b> Re: [sdiy] Emu XL7 Keypad - Light Sensor<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'>I thought 'photoreflector' but then looking at Mouser that term should maybe be changed to 'optical switch, reflective'<br>Here are some:<br><a href="http://www.mouser.co.uk/Optoelectronics/Optical-Switches/Optical-Switches-Reflective-Phototransistor-Output/_/N-abusl/?No=25">http://www.mouser.co.uk/Optoelectronics/Optical-Switches/Optical-Switches-Reflective-Phototransistor-Output/_/N-abusl/?No=25</a><br>From a quick scan there may be something similar.<br><br>Worth giving Emu tech a shout to see if you can get a parts number?<span style='font-size:12.0pt;mso-fareast-language:EN-GB'><o:p></o:p></span></p><div><p class=MsoNormal>On 28/01/2016 21:29, foRUMS 4 punkdISCO wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal>Hi all<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>I have a new Emu XL7 (a complete blast!) but one of the keypads is very flaky (mainly dead).<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>It is definitely not the rubber pad or the rubber contacts. I’ve cleaned these all up and done various experiments..<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>I think the issue is a flaky light sensor of some description.. In the below picture, the square component marked U1 is some sort of light sensor; you can trigger the sounds by putting your finger over these. Anyway, the faulty one I can get working by pressing it around a bit but after I re-assemble, it eventually stops working again.<o:p></o:p></p><p class=MsoNormal><a href="https://farm2.staticflickr.com/1470/24047199144_8e49158937_b.jpg">https://farm2.staticflickr.com/1470/24047199144_8e49158937_b.jpg</a><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>So my questions are:<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='mso-list:Ignore'>1)<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>What is this component?<o:p></o:p></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='mso-list:Ignore'>2)<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>Will it be easy to find a modern replacement?<o:p></o:p></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='mso-list:Ignore'>3)<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>It’s VERY small so is it going to be impossible to swap out?<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Big thanks for any reply’s..<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-GB'>Paul</span><o:p></o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-GB'>London</span><o:p></o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-GB'><a href="http://www.punkdisco.co.uk">www.punkdisco.co.uk</a></span><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;mso-fareast-language:EN-GB'><br><br><br><o:p></o:p></span></p><pre>_______________________________________________<o:p></o:p></pre><pre>Synth-diy mailing list<o:p></o:p></pre><pre><a href="mailto:Synth-diy@dropmix.xs4all.nl">Synth-diy@dropmix.xs4all.nl</a><o:p></o:p></pre><pre><a href="http://dropmix.xs4all.nl/mailman/listinfo/synth-diy">http://dropmix.xs4all.nl/mailman/listinfo/synth-diy</a><o:p></o:p></pre></blockquote><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;mso-fareast-language:EN-GB'><br><br><o:p></o:p></span></p><pre>-- <o:p></o:p></pre><pre>BugBrand LTD<o:p></o:p></pre><pre>UK company No. 07199808<o:p></o:p></pre><pre>VAT No. GB 988 2629 57<o:p></o:p></pre><pre>1 Ninetree Hill<o:p></o:p></pre><pre>BRISTOL BS1 3SB<o:p></o:p></pre><pre>United Kingdom<o:p></o:p></pre><pre><a href="http://www.bugbrand.co.uk">www.bugbrand.co.uk</a><o:p></o:p></pre></div></div></body></html>