{"id":185,"date":"2020-02-20T22:29:33","date_gmt":"2020-02-20T22:29:33","guid":{"rendered":"https:\/\/blog.andytather.co.uk\/?page_id=185"},"modified":"2020-06-12T20:23:01","modified_gmt":"2020-06-12T20:23:01","slug":"amp-assembly","status":"publish","type":"page","link":"https:\/\/blog.andytather.co.uk\/index.php\/lm3886-build-thread\/amp-assembly\/","title":{"rendered":"Amp Assembly &#8211; Part 1"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-1024x768.jpg\" alt=\"\" class=\"wp-image-150\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-1024x768.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-300x225.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-768x576.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-1536x1152.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-2048x1536.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-1200x900.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200217_171711-1980x1485.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>A quick mock-up<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-1024x768.jpg\" alt=\"\" class=\"wp-image-236\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-1024x768.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-300x225.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-768x576.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-1536x1152.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-2048x1536.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-1200x900.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200307_110051-1980x1485.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Attach the ISS board to the back plate along with the IEC connector.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-768x1024.jpg\" alt=\"\" class=\"wp-image-198\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-768x1024.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-225x300.jpg 225w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-1152x1536.jpg 1152w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-1536x2048.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-1200x1600.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-1980x2640.jpg 1980w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/02\/20200216_103134-scaled.jpg 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-1024x768.jpg\" alt=\"\" class=\"wp-image-210\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-1024x768.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-300x225.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-768x576.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-1536x1152.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-2048x1536.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-1200x900.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152246-1980x1485.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-1024x768.jpg\" alt=\"\" class=\"wp-image-208\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-1024x768.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-300x225.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-768x576.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-1536x1152.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-2048x1536.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-1200x900.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152254-1980x1485.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"623\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-1024x623.jpg\" alt=\"\" class=\"wp-image-209\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-1024x623.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-300x183.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-768x467.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-1536x934.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-2048x1246.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-1200x730.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200301_152317c-1980x1205.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>A quick wire up and test each channel.<\/p>\n\n\n\n<p>And then it went wrong.  Left guardian not working, but left Amp is.  Right channel not working. Must have shorted something causing the amp board to blow up. <\/p>\n\n\n\n<p>Ouch!  Now to break apart and see what the issues are. Hopefully just replacement components for the ones which smoked.<\/p>\n\n\n\n<p>Thanks to Tom at Neurochrome for his diagnosis assistance in determining that nothing else was broken. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-1024x768.jpg\" alt=\"\" class=\"wp-image-217\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-1024x768.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-300x225.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-768x576.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-1536x1152.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-2048x1536.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-1200x900.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200306_170231-1980x1485.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Replacement green caps on.  Tidied up <a href=\"https:\/\/blog.andytather.co.uk\/index.php\/lm3886-build-thread\/guardian-686\/\">Guardian boards<\/a>. Back to <a href=\"https:\/\/blog.andytather.co.uk\/index.php\/lm3886-build-thread\/modulus-686-testing\/\">testing on the scope<\/a> to make sure everything is okay.<\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-1 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-1024x768.jpg\" alt=\"\" data-id=\"276\" data-full-url=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-scaled.jpg\" data-link=\"https:\/\/blog.andytather.co.uk\/index.php\/lm3886-build-thread\/amp-assembly\/20200310_182128\/\" class=\"wp-image-276\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-1024x768.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-300x225.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-768x576.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-1536x1152.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-2048x1536.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-1200x900.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_182128-1980x1485.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-1024x768.jpg\" alt=\"\" data-id=\"277\" data-full-url=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-scaled.jpg\" data-link=\"https:\/\/blog.andytather.co.uk\/index.php\/lm3886-build-thread\/amp-assembly\/20200310_183045\/\" class=\"wp-image-277\" srcset=\"https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-1024x768.jpg 1024w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-300x225.jpg 300w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-768x576.jpg 768w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-1536x1152.jpg 1536w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-2048x1536.jpg 2048w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-1200x900.jpg 1200w, https:\/\/blog.andytather.co.uk\/wp-content\/uploads\/2020\/03\/20200310_183045-1980x1485.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>Bench test mounted Modulus and Guardian boards. <\/p>\n\n\n\n<p>All looking good now.<\/p>\n\n\n\n<p class=\"has-text-align-center\"><a href=\"https:\/\/blog.andytather.co.uk\/index.php\/lm3886-build-thread\/amp-ensemble-part-2\/\">Next page: Amp Assembly part 2<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Attach the ISS board to the back plate along with the IEC connector. A quick wire up and test each channel. And then it went wrong. Left guardian not working, but left Amp is. Right channel not working. Must have shorted something causing the amp board to blow up. Ouch! Now to break apart and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6,"menu_order":50,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/185"}],"collection":[{"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/comments?post=185"}],"version-history":[{"count":20,"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/185\/revisions"}],"predecessor-version":[{"id":351,"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/185\/revisions\/351"}],"up":[{"embeddable":true,"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/6"}],"wp:attachment":[{"href":"https:\/\/blog.andytather.co.uk\/index.php\/wp-json\/wp\/v2\/media?parent=185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}