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picturesofthingsilike: Sony TC-900A Circuit Board
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picturesofthingsilike: Sony TC-900A Internal Chassis
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picturesofthingsilike: Sony TC-900A Internal Top View
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picturesofthingsilike: Sony TC-900A Service Manual - Service Bulletin
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picturesofthingsilike: Sony TC-900A Service Manual - Page 7+8
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picturesofthingsilike: Sony TC-900A Playback Test After Repair