[TechAssist] Re: RCA G27666AT / CTC187BH after unplugged hours,hard to turn on again
- From: Philip Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 05 Dec 2003 22:09:43 -0500
I does have a meg resistor. I was thinking an electrolytic possibly in
the standby supply being borderline,and unplugging it allows it to
completely discharge, but these sort of things are really hard to nail
down.
Phil
Jerry wrote:
>
> Phil,
> There is a high value (I think it's a 1.5Meg 1/4watt) resistor in the
> primary circuit of the STK730 that starts the regulator when 1st plugged
> in.. It may be up in value or open.
>
> Jerry Eiting
> Christians Electronic Service
> Piqua, Ohio
>
> ----- Original Message -----
> From: "Philip Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, December 05, 2003 9:19 PM
> Subject: [TechAssist] RCA G27666AT / CTC187BH after unplugged hours, hard to
> turn on again
>
> | CTC187BH chassis console.
> | The customer claims if the house power goes off for a few hours, or if
> | unplugged for a few hours, then plugged in again, it usually will not
> | power on again, sometimes for months.
> | I was suspecting something in the standby voltages. This set uses an
> | STK730-010 based smps.
> | Any histories on this strange symptom?
> | Kinda hard to troubleshoot...
> | Phil Bader
> | --
> | Philip Bader
> | Jan Phyl TV Inc. (estab. 1976)
> | 3420 Recker Hwy. Winter Haven, Fl. 33880
> | Fax (863) 299-8821
> | email: tjanphyl@xxxxxxxxxxxxxxx
> |
> |
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
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