[TechAssist] Re: 2nd Post repeat failure STK 730-30 in RCA CTC 187CL3
- From: "Willie Hunter" <williehunter2@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 03 Jun 2003 19:55:15 -0400
Did you check R4136 (sm) 10 ohms?
Willie.
Hunter TV
Detroit,Mich.
>From: "Bill Dravenstott" <cdravens@xxxxxxxxxx>
>Reply-To: techassist@xxxxxxxxxxxxx
>To: <techassist@xxxxxxxxxxxxx>
>Subject: [TechAssist] Re: 2nd Post repeat failure STK 730-30 in RCA CTC
>187CL3
>Date: Tue, 3 Jun 2003 17:53:13 -0400
>
> I have tried all suggestions with no result. Replaced diodes
>transformer,caps and resistors pretty much turned into a shotgun job and
>still won't go.
> TV will intermittently go to a noticeable buzz (in stand by) from switch
>mode transformer and output B+ (voltage 205V) and will not work. After a
>few false starts it will eat the STK again. We are beginning to replace all
>the parts in primary and secondary power for the 2nd time. Thanks for any
>input.
>
>Bill Dravenstott
>Elza's Home Store, LTD
>924 Union Street
>Ashland, OH
>cdravens@xxxxxxxxxx
>----- Original Message -----
>From: "Bill Dravenstott" <cdravens@xxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Sunday, June 01, 2003 7:34 PM
>Subject: [TechAssist] 2nd Post repeat failure STK 730-30 in RCA CTC 187CL3
>
>
> > Hi All,
> > This RCA 35" F35673MB, CTC 187CL3 was repaired 2 months ago with STK
>730-30 bad and CR 4106 shorted. Replaced with OEM parts from RCA.
> > Unit is back and intermittently will kill the STK 730-30 again while in
>standby mode. Have been able to get no handle on cause. In standby the
>voltage out goes to 207 volts and pin 1-2 go to 0 and it dies. May turn on
>and run normally 9 or 10 times in a row then it won't start just squeels
>and
>dies. The earlier post lists a parts list we have tried. Maybe just bad
>regulators?? Trying another source. Anyone else seen this before?
>Suggestions?
> > Bill Dravenstott
> > Elza's HOme Store, LTD
> > Ashland, OH
> > cdravens@xxxxxxxxxx
> >
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