[TechAssist] Re: Sony CCD-TR4 mic not working.

  • From: greentron@xxxxxxx
  • To: techassist@xxxxxxxxxxxxx
  • Date: Wed, 18 Feb 2004 02:22:19 +0000

If it will work with an external mike it is just a defective internal mike. If 
you strip it down far enough you may find a broken wire. I have subbed the 
basic mike element from boneyard units of other models with good success.
J Silverman
> Playback of audio and picture is perfect.  When in camera mode the video
> is there but no audio.  I got the audio to come on briefly by tapping
> the microphone.
> 
> I replaced C413, a SM 47uF @ 6 volts cap, cleaned up the capacitor
> leakage, and cleaned the switch for external microphone.  Still no
> audio.  By the way the board # is 1-635-756-11.  What else can I check?
> Thanks.
> 
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx 
>  
> 
> 
> 
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