[TechAssist] Re: Emerson TC2555D
- From: "Shaun" <ssroark@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 15 Jun 2002 10:16:36 -0600
Thanks for the reply Jeff, but in my post I have already replaced these
parts or checked them all. The problem again is with the STR30110. None of
the replacements work.
Shaun
Advanced Electronics
Fort Morgan, CO 80701
(970)867-3124
ssroark@xxxxxxxx
----- Original Message -----
From: "Tech Repair CD support" <support@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, June 15, 2002 6:24 AM
Subject: [TechAssist] Re: Emerson TC2555D
>
> Shaun,
> Check all of these:
> /EMERSON/TC2555DA/DEAD EXCEPT CLICKS////Q401(2SD1556)*R521(4.7ohm
> 2w)*IC501(STR30110)*C435(1uf/160v)*R507(47ohm 14w)*also check C507 (100uf
> 160v)/////
> Jeff
> FAX 717-564-4952
> Intrepid Video & Electronics
> 501 Luther Rd
> Harrisburg PA 17111-2055
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> ----- Original Message -----
> From: "Shaun" <ssroark@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, June 15, 2002 1:27 AM
> Subject: [TechAssist] Re: Emerson TC2555D
>
>
> > OK I have tried everything. I have ordered the STR30110 regulator from 2
> > parts houses and when they didn't work I ordered the original from
Emerson
> > who told me the set was made by Orion and sent me an original Orion
> > regulator(STR30110). None of them work there is no control on pin 5
(should
> > be 7 volts dc). I took one out of a good working Emerson tv with the
same
> > regulator(STR30110) and the set worked fine (7 volts on pin 5) has
anyone
> > seen this problem.
> >
> > Shaun (confused in Colorado)
> > Advanced Electronics
> > Fort Morgan, CO 80701
> > (970)867-3124
> > ssroark@xxxxxxxx
> > ----- Original Message -----
> > From: "Shaun" <ssroark@xxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, June 05, 2002 7:57 PM
> > Subject: [TechAssist] Emerson TC2555D
> >
> >
> > >
> > > This set came in with horz output shorted along with the regulator and
> > > resistor 521 (4.7 ohm 3 watt ) open. Also the 47 ohm off pin 2 of the
> > > regulator was open. After replacing all the bad parts the set runs but
the
> > > B+ from pin 4 of the regulator is 111 volts dc and the picture is
pulled
> > in
> > > just a little on the sides. When I adjust the B+ pot nothing changes,
but
> > it
> > > is good and so is the resistor in line with it and pin 5 of the
regulator.
> > > My schematic says that pin 5 of the regulator should have 7 volts dc
on it
> > > but there is only 0.07 volts there and it doesn't change when
adjusting
> > the
> > > B+ pot. Any ideas?
> > >
> > > Shaun
> > > Advanced Electronics
> > > Fort Morgan, CO 80701
> > > (970)867-3124
> > > ssroark@xxxxxxxx
> > >
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