[TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead
- From: "George" <grndmstrg@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 20 Aug 2003 12:48:38 -0700
Alvin,
Verify with voltmeter first. Use a variac to bring it up just enough to
check it.
George
Afana Electronics
Moreno Valley, CA
----- Original Message -----
From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, August 20, 2003 6:16 PM
Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead
> Hi Joe
> I installed the new cap in the board with the Plus as marked on the board
> I guess that could be wrong so I will try one in the opposite polarity
> Thanks for the help, its appreciated.
> Alvin
> Svatek227@xxxxxxx wrote:
>
> >Alvin,
> >Silk-screen may be printed wrong on C841 higher voltage won't matter a
> >backwards cap blows no matter what (at least they have for me anyway).
> >
> >Joe Svatek
> >Owner
> >Svatek's Electronics (est. 1982)
> >227 Marten St.
> >Neenah,WI 54956-2520
> >Phone: (920) 751-8937
> >Fax : (920) 751-3727
> >email: Svatek227@xxxxxxx
> >In a message dated 8/20/2003 12:38:56 PM Central Daylight Time,
> >badandy2@xxxxxxxxxxxxx writes:
> >CHECK Q840 pin1 8.7pin2 3.9 pin 4&5 5v
> >I have paper print if you need it let me know and I will send it to you
> >Andrew action TV
> >----- Original Message -----
> >From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx>
> >To: <techassist@xxxxxxxxxxxxx>
> >Sent: Wednesday, August 20, 2003 4:42 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
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
>
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