[TechAssist] Re: FIX FOR SONY AA-1 CHASSIS
- From: "agower" <agower@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 23 Aug 2003 09:33:55 -0700
FIX FOR SONY AA-1 CHASSIS
Q601 & Q602 2SC4834 8-729-019-51
R607 0.1 OHM 10% FUSEABLE 1-202-933-61
R644 6.8 OHM FUSEABLE 5% 1-212-853-61
2 EA. VDR 602, VR603 1-810-053-21
Adolph B. Gower
Cordova TV & Electronics
10275 Old Placerville Rd. # 5
Sacramento, Ca. 95827
Ph. (916) 363-6565
Fx. (916) 3263-7623
agower@xxxxxxxxxxxxxxxxxx
Source For used parts and NLA Parts
NEC, MAGNAVOX , ZENITH
and many other brands
Fax (916)363-7623
Phone (916)363-6565
agower@xxxxxxxxxxxxxx
----- Original Message -----
From: <tvservice@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, August 21, 2003 2:35 PM
Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead
> 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!
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> > > > > >
> > > > >
> > > >
> > >
> >
>
>>>*************************************************************************
> > > > > **
> > > > > > >>>
> > > > > > >>>
> > > > > > >>**
> > > > > > >>
> > > > > > >>
> > > > > > >>>>Classifieds! Buy or Sell!
> > > > > > >>>>http://sell.tech-assist.org
> > > > > > >>>>The Tech Address Book:
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> > > > > > >>>>Add a Repair Tip Here, or Change/Remove your Email Address:
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> > > > > > >>>
> > > > > > >>>
> > > > > >
> > > > >
> > > >
> > >
> >
>
>>**************************************************************************
> > > > > **
> > > > > > >>*
> > > > > > >>
> > > > > > >>
> > > > > > >>>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:
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Info?".
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> > >
> >
>
>>**************************************************************************
> > > > > ***
> > > > > > >>Classifieds! Buy or Sell!
> > > > > > >>http://sell.tech-assist.org
> > > > > > >>The Tech Address Book:
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Info?".
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> > > > >
> > > >
> > >
> >
>
>***************************************************************************
> > > > > **
> > > > > > >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:
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> >
>
****************************************************************************
> > > > > *
> > > > > > 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:
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>
****************************************************************************
> > > > *
> > > > > 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:
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> > > >
> > > >
> > >
> >
>
****************************************************************************
> > > *
> > > > 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:
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> >
> >
>
****************************************************************************
> *
> > 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:
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- » [TechAssist] Re: FIX FOR SONY AA-1 CHASSIS
