Question about Sony DAV-S300 System

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CD tray automatically opens, when entered, cd not readable

I have a Sony Home Theatre System - Model: DAV-DZ120K//CE12. Its been more than a year since I purchased. Recently, I observed that whe a CD is inserted and closed, the CD tray automaticallt opens. When in the tray, it shows no disc. Please guide what is the course of action to be followed.

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  • bijoykoshy Jan 11, 2009

    The music system does not read the disc when inserted. It gives the message please insert disc. Please help



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Please clean tray loading section and specially loading belt. This cleaning will required to apart unit. If you are familiar with such kind of job, go ahead or ask help of local tech.

Posted on Jan 11, 2009

  • 5 more comments 
  • Shahid Electronics
    Shahid Electronics Jan 11, 2009

    You can try to clean optical lens by lens-cleaning cd. Still no joy? let me know to help you more.

  • Shahid Electronics
    Shahid Electronics Jan 11, 2009

    do you understand English?

  • Shahid Electronics
    Shahid Electronics Jan 11, 2009

    Hello mahraj?

  • Shahid Electronics
    Shahid Electronics Jan 13, 2009

    thats fine, you neither replied nor corrected answer rating. no problem.

  • Shahid Electronics
    Shahid Electronics Jan 14, 2009

    what was wrong in solution? at least tell me.

  • Ashish Mehta Oct 31, 2012

    Dear Shahid, i came to this post while searching for my similar problem with Sony DVD Home theatre system. When the disc is inserted the tray automatically opens. The same happens with the lens Cleaning cd.

  • Dinesh Kumar
    Dinesh Kumar May 08, 2014

    Dear Ashish you can change your lens or Motor any confusion call me 09212313994 or Visit



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