[TechAssist] Re: Mag 27MS343S TV

  • From: "John Conti" <contitv@xxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Wed, 02 Nov 2005 21:26:19 -0600

What is the chassis #

John
Conti,sTV
Texas


>From: "John" <maintv2004@xxxxxxxxxxx>
>Reply-To: techassist@xxxxxxxxxxxxx
>To: <techassist@xxxxxxxxxxxxx>
>Subject: [TechAssist] Re: Mag   27MS343S TV
>Date: Wed, 2 Nov 2005 13:40:46 -0700
>
>There is no on/off switch on that power supply so it must run all the time
>but at about one-third power when the set is off.  At turn on, the power
>comes up to normal.  It is unlikely the chip is bad in this case.  More
>likely a turn-on problem or a shorted load on the power supply. There was a
>bulletin for "slow to turn on" but I lost that after a recent computer
>crash.  Maybe someone else has that.  John.
>John Mielke
>Main TV
>636 Main St
>Longmont, Co 80501
>303 776 6955
>303 776 0792 fax
>www.longmontmaintv.com
>maintv2004@xxxxxxxxxxx
>----- Original Message -----
>From: "Paul" <dntwntv@xxxxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Wednesday, November 02, 2005 11:32 AM
>Subject: [TechAssist] Mag 27MS343S TV
>
>
> > All but one secondary supply voltage is low. 140v B+ = 55v. One 12v 
>supply
>is normal. Have checked all the supply lines for shorts or defective
>components. Have isolated each line. Nothing makes any difference.  Have 
>not
>changed switching I/C SFR-F6656. Not sure that the I/C is bad. Seems to be
>working. Wondering if it can work and still be bad? Thought before I 
>replace
>it, maybe someone had some experience with this
> >
>Paul
> >
> >
> > Paul ,B
> > Central TV&Video
> > 911W Grand Ave
> > Grover Beach Ca.
> > (805)481-8084
> >
> > 
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