[TechAssist] Re: Mitsubishi VS-4506R (no audio from cold start)

  • From: "tony saracco" <tcselectronics@xxxxxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 14 Jul 2003 21:10:29 -0500

Hey bob ,

Check under all the little electrolytic caps around the audio out for
electrolyte puddles . I have seen this prob several times. Usually its the
black caps.

Tony Saracco
TCS ELECTRONICS
Elgin , IL 60120
847-695-1928
tcselectronics@xxxxxxxxxxxxxxxx
----- Original Message -----
From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
To: "Techassist" <techassist@xxxxxxxxxxxxx>
Sent: Monday, July 14, 2003 6:36 PM
Subject: [TechAssist] Mitsubishi VS-4506R (no audio from cold start)


> I went on a service call this morning for a Mitsubishi VS-4506R that has
no
> audio only from a cold start for anywhere from 1 to 10 minutes, regardless
> of input source. The picture is great and once the audio comes on, it
stays
> on. I used the heat gun in the vicinity of IC101 and the sound came on
> almost immediately, but using freeze spray anywhere could not get the
> problem to reoccur. The set would have to be off for some time and again
the
> same process was repeated upon startup. Has anyone experienced this (and
it
> is not a solder connection problem)?
>
> Bob Waterman, CET® #RI-28
> Master Technician License #9109
> Service Manager / Parts Manager
> Gemini Computer, TV, & Security Alarms
> (508)695-7302
> (508)695-7769 FAX
> geminitv@xxxxxxxxxxxxxxxx
> geminitv@xxxxxxx
> www.geminicomputertvsecurityalarms.com
>
>
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