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Old June 14th 16, 06:13 PM posted to sci.electronics.repair
[email protected] dansabrservices@yahoo.com is offline
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First recorded activity by DIYBanter: Mar 2012
Posts: 199
Default Denon UD-M31 CD Problem

I don't know about this particular system, but some attempt to spin the disk PRIOR to the focus. The laser can detect its reflection without needing to be in focus. You may not see the focus attempt before the spinning.

Dan