My bad C841 positive lead does go to ground. R840 should be 910 ohms, it usually burns when caps fail Robert tvservice@xxxxxxxxxxxxx H & H Electronics Inc Dallas, TX ----- Original Message ----- From: "Andrew Rose" <badandy2@xxxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Thursday, August 21, 2003 6:08 AM Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead > he asked for c841 or I made a mistake sorry > Andrew Rose > Action TV > ----- Original Message ----- > From: <tvservice@xxxxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Thursday, August 21, 2003 10:38 AM > Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead > > > > I'm looking at sams 2670 folder 2 on TAC8820 chassis, it shows C840 > negative > > lead to ground pin 8 of T840 is ground. > > positive lead goes thru R842 18ohm 1watt to pin 1 of Q840. > > Robert > > tvservice@xxxxxxxxxxxxx > > H & H Electronics Inc > > Dallas, TX > > ----- Original Message ----- > > From: "Andrew Rose" <badandy2@xxxxxxxxxxxxx> > > To: <techassist@xxxxxxxxxxxxx> > > Sent: Thursday, August 21, 2003 12:02 AM > > Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead > > > > > > > + side goes to pin 8 of Xformer > > > Andrew Rose > > > Action TV > > > ----- Original Message ----- > > > From: <tvservice@xxxxxxxxxxxxx> > > > To: <techassist@xxxxxxxxxxxxx> > > > Sent: Thursday, August 21, 2003 6:52 AM > > > Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead > > > > > > > > > > Check the polarity installation of the cap C841 > > > > you may have installed backward > > > > Robert > > > > tvservice@xxxxxxxxxxxxx > > > > H & H Electronics Inc > > > > Dallas, TX > > > > ----- Original Message ----- > > > > From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx> > > > > To: <techassist@xxxxxxxxxxxxx> > > > > Sent: Thursday, August 21, 2003 2:18 PM > > > > Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead > > > > > > > > > > > > > Hi Al > > > > > checked the installation of the Str regulator and it has the sk4512 > > > > > code on it..I installed it same as unit removed..Is there a > difference > > > > > pinout with this code..Set now comes on but C841 is overheating > > > > > and is in on the sides. > > > > > Alvin > > > > > Al Gutz wrote: > > > > > > > > > > >Alvin > > > > > > > > > > > > Watch the STR for code SK4512, check resistance before > installing. > > > > > > > > > > > >AL G > > > > > >Al's TV-Electronics > > > > > >Pembroke Ont. > > > > > >Canada > > > > > > > > > > > >teltek3 wrote: > > > > > > > > > > > > > > > > > >>Here's the "Poop" > > > > > >>Change... > > > > > >>R820....68 ohm 1/2 watt > > > > > >>C841....22ufd/50V > > > > > >>C822....920 ohm 1/2 watt > > > > > >>Q802....STR-D1005T (Be careful with this Replacement, some > Generics > > > have > > > > the > > > > > >>pins pre-formed in the opposite direction, so when pulling out > > > original > > > > make > > > > > >>note of the way this Regulator was positioned...writing facing in > > the > > > > same > > > > > >>direction as the one removed.) > > > > > >> > > > > > >>Only other thing may be that you have the polarity of C841 > > > > reversed...check > > > > > >>that. > > > > > >> > > > > > >>-Ed- > > > > > >>Tel-Tek Electronics > > > > > >>Ontario-Canada > > > > > >>teltek3@xxxxxxxxxxxx > > > > > >>----- Original Message ----- > > > > > >>From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx> > > > > > >>To: <techassist@xxxxxxxxxxxxx> > > > > > >>Sent: Wednesday, August 20, 2003 7:42 PM > > > > > >>Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead > > > > > >> > > > > > >> > > > > > >> > > > > > >>>Hi Ed > > > > > >>>c822 was changed with a 100 Mfd 50 volt electrolytic and r820 > > checks > > > ok > > > > > >>>at 68 ohms ...Is there anything else that can cause this > problem..I > > > > have > > > > > >>> > > > > > >>> > > > > > >>no > > > > > >> > > > > > >> > > > > > >>>schematic for this one...Will replace c841 with a higher voltage > > unit > > > > > >>>A.R > > > > > >>> > > > > > >>> > > > > > >>>>-Ed- > > > > > >>>>Tel-Tek Electronics > > > > > >>>>Ontario-Canada > > > > > >>>>teltek3@xxxxxxxxxxxx > > > > > >>>>----- Originaere anything l Message ----- > > > > > >>>>From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx> > > > > > >>>>To: <techassist@xxxxxxxxxxxxx> > > > > > >>>>Sent: Wednesday, August 20, 2003 6:13 PM > > > > > >>>>Subject: [TechAssist] Toshiba Model cx2950c chassis 8820 Dead > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>>>Hi Guys > > > > > >>>>> > > > > > >>>>>We have a toshiba CX2958c chassis 8820 which was dead > > > > > >>>>>replaced c863 and c866 also c841... Replaced voltage > > > > > >>>>>regulators Q801 and Q802 set came on but after a few > > > > > >>>>>seconds blew the case off C841 again..Any help on this > > > > > >>>>>unit would be appreciated ... also value of C841 > > > > > >>>>>Alvin Rose > > > > > >>>>>Radio & Tv Centre > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > > > > > > > > > > > >>>************************************************************************* > > > > ** > > > > > >>> > > > > > >>> > > > > > >>* > > > > > >> > > > > > >> > > > > > >>>>* > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>>>Classifieds! Buy or Sell! > > > > > >>>>>http://sell.tech-assist.org > > > > > >>>>>The Tech Address Book: > > > > > >>>>>http://www.tech-assist.org/secure/tip/contact.htm > > > > > >>>>>Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > >>>>>http://www.tech-assist.org/secure/tip/main.htm > > > > > >>>>>Lost Password: > > > > > >>>>>http://www.tech-assist.org and select "Lost your Login Info?". > > > > > >>>>>Email Archives: > > > > > >>>>>//www.freelists.org/archives/techassist/ > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > >>>>> > > > > > > > > > > > > > > > >>>************************************************************************* > > > > ** > > > > > >>> > > > > > >>> > > > > > >>** > > > > > >> > > > > > >> > > > > > >>>>Classifieds! Buy or Sell! > > > > > >>>>http://sell.tech-assist.org > > > > > >>>>The Tech Address Book: > > > > > >>>>http://www.tech-assist.org/secure/tip/contact.htm > > > > > >>>>Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > >>>>http://www.tech-assist.org/secure/tip/main.htm > > > > > >>>>Lost Password: > > > > > >>>>http://www.tech-assist.org and select "Lost your Login Info?". > > > > > >>>>Email Archives: > > > > > >>>>//www.freelists.org/archives/techassist/ > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>> > > > > > >>> > > > > > >>> > > > > > >>> > > > > > > > > > > > > > > > >>************************************************************************** > > > > ** > > > > > >>* > > > > > >> > > > > > >> > > > > > >>>Classifieds! Buy or Sell! > > > > > >>>http://sell.tech-assist.org > > > > > >>>The Tech Address Book: > > > > > >>>http://www.tech-assist.org/secure/tip/contact.htm > > > > > >>>Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > >>>http://www.tech-assist.org/secure/tip/main.htm > > > > > >>>Lost Password: > > > > > >>>http://www.tech-assist.org and select "Lost your Login Info?". > > > > > >>>Email Archives: > > > > > >>>//www.freelists.org/archives/techassist/ > > > > > >>> > > > > > >>> > > > > > > > > > > > > > > > >>************************************************************************** > > > > *** > > > > > >>Classifieds! Buy or Sell! > > > > > >>http://sell.tech-assist.org > > > > > >>The Tech Address Book: > > > > > >>http://www.tech-assist.org/secure/tip/contact.htm > > > > > >>Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > >>http://www.tech-assist.org/secure/tip/main.htm > > > > > >>Lost Password: > > > > > >>http://www.tech-assist.org and select "Lost your Login Info?". > > > > > >>Email Archives: > > > > > >>//www.freelists.org/archives/techassist/ > > > > > >> > > > > > >> > > > > > > > > > > > > > > > > > > > > > > > > > > > >*************************************************************************** > > > > ** > > > > > >Classifieds! Buy or Sell! > > > > > >http://sell.tech-assist.org > > > > > >The Tech Address Book: > > > > > >http://www.tech-assist.org/secure/tip/contact.htm > > > > > >Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > >http://www.tech-assist.org/secure/tip/main.htm > > > > > >Lost Password: > > > > > >http://www.tech-assist.org and select "Lost your Login Info?". > > > > > >Email Archives: > > > > > >//www.freelists.org/archives/techassist/ > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > **************************************************************************** > > > > * > > > > > Classifieds! Buy or Sell! > > > > > http://sell.tech-assist.org > > > > > The Tech Address Book: > > > > > http://www.tech-assist.org/secure/tip/contact.htm > > > > > Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > http://www.tech-assist.org/secure/tip/main.htm > > > > > Lost Password: > > > > > http://www.tech-assist.org and select "Lost your Login Info?". > > > > > Email Archives: > > > > > //www.freelists.org/archives/techassist/ > > > > > > > > > > > > > > **************************************************************************** > > > * > > > > Classifieds! Buy or Sell! > > > > http://sell.tech-assist.org > > > > The Tech Address Book: > > > > http://www.tech-assist.org/secure/tip/contact.htm > > > > Add a Repair Tip Here, or Change/Remove your Email Address: > > > > http://www.tech-assist.org/secure/tip/main.htm > > > > Lost Password: > > > > http://www.tech-assist.org and select "Lost your Login Info?". > > > > Email Archives: > > > > //www.freelists.org/archives/techassist/ > > > > > > > > > **************************************************************************** > > * > > > Classifieds! Buy or Sell! > > > http://sell.tech-assist.org > > > The Tech Address Book: > > > http://www.tech-assist.org/secure/tip/contact.htm > > > Add a Repair Tip Here, or Change/Remove your Email Address: > > > http://www.tech-assist.org/secure/tip/main.htm > > > Lost Password: > > > http://www.tech-assist.org and select "Lost your Login Info?". > > > Email Archives: > > > //www.freelists.org/archives/techassist/ > > > > > **************************************************************************** > * > > Classifieds! Buy or Sell! > > http://sell.tech-assist.org > > The Tech Address Book: > > http://www.tech-assist.org/secure/tip/contact.htm > > Add a Repair Tip Here, or Change/Remove your Email Address: > > http://www.tech-assist.org/secure/tip/main.htm > > Lost Password: > > http://www.tech-assist.org and select "Lost your Login Info?". > > Email Archives: > > //www.freelists.org/archives/techassist/ > > **************************************************************************** * > Classifieds! Buy or Sell! > http://sell.tech-assist.org > The Tech Address Book: > http://www.tech-assist.org/secure/tip/contact.htm > Add a Repair Tip Here, or Change/Remove your Email Address: > http://www.tech-assist.org/secure/tip/main.htm > Lost Password: > http://www.tech-assist.org and select "Lost your Login Info?". > Email Archives: > //www.freelists.org/archives/techassist/ ***************************************************************************** Classifieds! Buy or Sell! http://sell.tech-assist.org The Tech Address Book: http://www.tech-assist.org/secure/tip/contact.htm Add a Repair Tip Here, or Change/Remove your Email Address: http://www.tech-assist.org/secure/tip/main.htm Lost Password: http://www.tech-assist.org and select "Lost your Login Info?". Email Archives: //www.freelists.org/archives/techassist/