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Follow these instructions to remove and replace the transformer in your boombox. This requires some simple soldering, so make sure you have a soldering iron handy and know how to use it. An easy step-by-step guide to soldering can be found here.
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Flip the stereo so the CD opening is face down.
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With two fingers, pinch the tabs and lift up to open the battery protection cover.
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Using a spudger or your fingers, push up against the positive end of the battery. Once it is loose, lift the battery out.
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Repeat until all eight batteries are removed.
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With a Phillips #2 screwdriver, remove two 2mm screws.
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Using a long Phillips #2 screwdriver, remove one 6mm screw located inside the battery compartment.
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Use the same screwdriver to remove four more 6mm screws along the outside of the case.
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With a plastic opening tool, wedge the bottom shell from the main speaker face along the edge.
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Once the pieces are separated, pull them apart and place the bottom cover aside, near the stereo.
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Using a Phillips #2 screwdriver, remove two 4mm screws from the transformer box.
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Remove the transformer and set it to the side.
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Remove the solder connecting the two yellow wires to the green quarter-circle board.
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There will be a strip of electrical tape securing the converter. Use scissors to carefully remove this tape.
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Use a Phillips #2 screwdriver to remove two 4mm screws from the converter.
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Remove the converter. There will be a plastic casing that slides off; set this aside.
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Remover the solder from the red and yellow wires on the converter.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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Cal Poly, Team 4-31, Amido Fall 2013 crwdns2935289:0Cal Poly, Team 4-31, Amido Fall 2013crwdne2935289:0
CPSU-AMIDO-F13S4G31
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