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Power supply after restoration167 views
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Power supply before restoration259 viewsThe power supply, as received. The yellow tantalum capacitor on the left is half missing and somewhat charred inside.
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Rebuild - last section143 views
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Rebuild complete144 views
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Screen RAM Write After - CH1=U52pin21,CH2=U111pin12141 views
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Screen RAM Write After - CH1=U52pin21,CH2=U52pin13157 views
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Screen RAM Write Before - CH1=U52pin21,CH2=U111pin12346 views
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Screen RAM Write Before - CH1=U52pin21,CH2=U52pin13135 views
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Self Test After166 views
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Track replacements172 views
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