[TechAssist] Re: Fw: [TechAssist-B] Re: RCA-27"TV-M#27649,C#CTC203,Vert

  • From: "Don Hartigan" <hartstv@xxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 19 Sep 2005 17:12:44 -0300

Jim; Tks but are u sure.Other emails tell me 232109??????
Don of HARTS-TVCR"ASC"
9 Robert St.,Oromocto,NB,Canada,E2V3N2
Tel#506-357-9785,Fax#506-357-6010
hartstv@xxxxxxxxxxx
----- Original Message ----- 
From: "Jim Myers" <jr.myers@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, September 19, 2005 3:22 PM
Subject: [TechAssist] Re: Fw: [TechAssist-B] Re: 
RCA-27"TV-M#27649,C#CTC203,Vert


> 215531
>
> The Old Master Technician
> ********************************
> Since 1972                     *
> Jim Myers                      *
> Telrad Electronics             *
> Fort Wayne Indiana             *
> ********************************
>
>
> Don Hartigan wrote:
>> Need part# for U14501=TDA8177...TIA...
>> Don of HARTS-TVCR"ASC"
>> 9 Robert St.,Oromocto,NB,Canada,E2V3N2
>> Tel#506-357-9785,Fax#506-357-6010
>> hartstv@xxxxxxxxxxx
>> ----- Original Message ----- 
>> From: "Don Hartigan" <hartstv@xxxxxxxxxxx>
>> To: <repair@xxxxxxxxxxxxxxx>
>> Sent: Monday, September 19, 2005 2:03 PM
>> Subject: Re: [TechAssist-B] Re: RCA-27"TV-M#27649,C#CTC203,Vert
>>
>>
>>
>>>Yes,it checked OK,Al...........
>>>Don of HARTS-TVCR"ASC"
>>>9 Robert St.,Oromocto,NB,Canada,E2V3N2
>>>Tel#506-357-9785,Fax#506-357-6010
>>>hartstv@xxxxxxxxxxx
>>>----- Original Message ----- 
>>>From: "al m" <ampm@xxxxxxx>
>>>To: <repair@xxxxxxxxxxxxxxx>
>>>Sent: Monday, September 19, 2005 1:04 PM
>>>Subject: [TechAssist-B] Re: RCA-27"TV-M#27649,C#CTC203,Vert
>>>
>>>
>>>
>>>>Usually the vertical B+ filter cap off the flyback causes foldover. Did
>>>>you
>>>>change that?
>>>>Al Marquardt
>>>>ampm@xxxxxxx
>>>>Al Marquardt Electronic Repair
>>>>206 W Main
>>>>Girardville Pa. 17935
>>>>----- Original Message ----- 
>>>>From: "Don Hartigan" <hartstv@xxxxxxxxxxx>
>>>>To: <repair@xxxxxxxxxxxxxxx>
>>>>Sent: Monday, September 19, 2005 11:24 AM
>>>>Subject: [TechAssist-B] RCA-27"TV-M#27649,C#CTC203,Vert
>>>>
>>>>
>>>>
>>>>>Unit had 1/2 screen of vert. sweep.Replaced the TDA8177 with a
>>>>>TDA8172[data sheets on these 2 ic's are identical].This restored my
>>>>>vert.
>>>>>sweep to full screen but the top of pix has bad retrace,ie,looks like
>>>>>vert. foldover.I checked all resistors,caps in the vert. cct.Also
>>>>>replaced
>>>>>the T-chip & Eprom.Don't have a TDA8177 in stock.Wondering if I have
>>>>>shot
>>>>>myself in the foot using a TDA8172 as a test replacement & have created
>>>>>this problem using this sub.Has anyone used a TDA8172 to replace the
>>>>>TDA8177?I will order the TDA8177,but wondering if I have missed
>>>>>something
>>>>>that may be causing this problem.....TIA.....
>>>>>Don of HARTS-TVCR"ASC"
>>>>>9 Robert St.,Oromocto,NB,Canada,E2V3N2
>>>>>Tel#506-357-9785,Fax#506-357-6010
>>>>>hartstv@xxxxxxxxxxx
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