[TechAssist] Re: Samsung TC2550S dead (NEED SERVICE MANUAL)
- From: "Shaun" <satguy@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 24 Sep 2005 12:13:16 -0600
OK, With the schematic I completely disconnected the power supply board and
when ac is applied there is only 99 Volts DC on the 130 volt line. I checked
all the components there and they are good any ideas.
Shaun
Advanced Electronics
224 West Riverview Ave.
Fort Morgan, CO 80701
----- Original Message -----
From: "Cruz M Reyes" <reyes9159@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, September 23, 2005 7:04 PM
Subject: [TechAssist] Re: Samsung TC2550S dead (NEED SERVICE MANUAL)
> Shaun I was thinking it was a big screen cause you
> post it in the Larry's post but check out the b+
> taking off the B+ pin from the fly back if it increase
> the voltage just change the flyback that happen to me
> ones but I used to have one from the junk tv and that
> works for me the rings are ok but the problem was the
> rectifier for the HV but give me the FBT num maybe I
> still have one from the junk:Manuel
>
>
> --- Shaun <satguy@xxxxxxxxxxxxx> wrote:
>
> > Manuel, were those tips for a 25" set? I can't find
> > them on this chassis. I
> > replaced Q801 and IC801 and no change still low B+
> > (89 volts) still thinking
> > flyback on my set but it does check good.
> >
> > Shaun
> >
> > Advanced Electronics
> > 224 West Riverview Ave.
> > Fort Morgan, CO 80701
> > ----- Original Message -----
> > From: "Shaun" <satguy@xxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Friday, September 09, 2005 5:40 PM
> > Subject: [TechAssist] Re: Samsung TC2550S dead (NEED
> > SERVICE MANUAL)
> >
> >
> > > I replaced C826 and still wont run. I replaced
> > shorted Q801 along with the
> > 4
> > > amp fuse. When power is applied Q801 starts
> > getting hot and the output of
> > > the 130 volt line is around 89 volts and remains
> > 89 volts with or without
> > a
> > > load on it.I am going to replace IC801 (TDA 4601)
> > because at this point
> > > everything else checks ok.
> > >
> > > Advanced Electronics
> > > 224 West Riverview Ave.
> > > Fort Morgan, CO 80701
> > > ----- Original Message -----
> > > From: "Eric Manuel" <tvman@xxxxxxxxxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Friday, September 09, 2005 11:31 AM
> > > Subject: [TechAssist] Re: Samsung TC2550S dead
> > (NEED SERVICE MANUAL)
> > >
> > >
> > > > Hi Shaun replace this cap as it goes bad wont
> > check bad..Eric
> > > >
> > > > Samsung TXB2525 K52MA dead. No secondary
> > voltages. open C826
> > > > (220ufd/25V) off pin 9 of IC801
> > > >
> > > > Eric
> > > > E M Electronics
> > > > 59 Wights Rd
> > > > Deer Lake NL
> > > > Canada
> > > > A8A 2J2
> > > > Ph# 709 635 2627
> > > > tvman@xxxxxxxxxxxxxxx
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > Shaun wrote:
> > > > > I am thinking the flyback is bad but need a
> > print of it to test anyone
> > > know
> > > > > where to get the service manual?
> > > > >
> > > > > Shaun
> > > > >
> > > > > Advanced Electronics
> > > > > 224 West Riverview Ave.
> > > > > Fort Morgan, CO 80701
> > > > > ----- Original Message -----
> > > > > From: "Shaun" <satguy@xxxxxxxxxxxxx>
> > > > > To: "tech" <techassist@xxxxxxxxxxxxx>
> > > > > Sent: Thursday, September 08, 2005 1:33 PM
> > > > > Subject: [TechAssist] Samsung TC2550S dead
> > > > >
> > > > >
> > > > >
> > > > >>This Samsung TC2550S came in dead with Q810
> > (C3552) shorted and 4 Amp
> > > fuse
> > > > >>open. Replaced both and set tries to start
> > power supply but I don't
> > get
> > > > >
> > > > > any
> > > > >
> > > > >>high voltage and Q801 is getting hot. Any tips
> > on this set?
> > > > >>
> > > > >>Shaun
> > > > >>
> > > > >>Advanced Electronics
> > > > >>224 West Riverview Ave.
> > > > >>Fort Morgan, CO 80701
> > > > >>
> > > >
> > >
> >
>
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