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Sony WM-20 High Quality Service Manual



  • High quality reproduction of original factory service manual
  • 8.74 Megapixels per page (A4 pages)
  • 20 pages
  • In Color
  • The manual is written in: English
  • Provided as downloadable PDF file



Table of Contents


  • General Precautions for Repair

  • No Operation

  • Noise when Battery is Worn out (Less than 0.9 V)

  • No Power

  • LED Does not Light up

  • No Converter Operation

  • Converter Board Simple Check Method

  • Motor Does not Stop for FF/REW STOP

  • No Muting

  • No Sound (FWD, but no Sound)

  • Low Level

  • No Dolby

  • Hum Noise During Playback

  • Noise on L – CH

  • No Motor Rotation

  • Motor Coil Check Method

  • Fast, Slow Speed

  • No Speed Acceleration

  • Servo Board (A) (B) Simple Check Method

  • Defective Tape Transport I

  • Defective Tape Transport II

  • Repair Know How


This section of product description has not yet been edited.

This product was added to our catalog on Monday 16 May, 2011.

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