[TechAssist] Re: CTC169PTV
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sun, 10 Oct 2004 22:12:43 -0400
Yeh sounds like it. Did you check the resistors and the zener?
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "S. Pasher" <spasher@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Sunday, October 10, 2004 9:25 PM
Subject: [TechAssist] Re: CTC169PTV
> Rang the Flyback. In fact I had the bulb on the O/P of the SMPS. I've got
> a
> Controller and a Switcher coming so I will try them. I'm pretty sure the
> trouble is in the SMPS.
> Buck Pasher
> Buck's TV
> Gander Newfoundland
> Canada
> 709-256-7738 (Fax & Phone)
>
>
>
> ----- Original Message -----
> From: "al m" <ampm@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Sunday, October 10, 2004 8:23 PM
> Subject: [TechAssist] Re: CTC169PTV
>
>
>> Ok, did you ring the flyback?
>> Al Marquardt
>> ampm@xxxxxxx
>> Al Marquardt Electronic Repair
>> 206 W Main
>> Girardville Pa. 17935
>> ----- Original Message -----
>> From: "S. Pasher" <spasher@xxxxxxxxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Sunday, October 10, 2004 4:30 PM
>> Subject: [TechAssist] Re: CTC169PTV
>>
>>
>> > Changed the diode put a light bulb as load and SMPS was loaded down
>> > Buck Pasher
>> > Buck's TV
>> > Gander Newfoundland
>> > Canada
>> > 709-256-7738 (Fax & Phone)
>> >
>> >
>> >
>> > ----- Original Message -----
>> > From: "al m" <ampm@xxxxxxx>
>> > To: <techassist@xxxxxxxxxxxxx>
>> > Sent: Sunday, October 10, 2004 5:43 PM
>> > Subject: [TechAssist] Re: CTC169PTV
>> >
>> >
>> >> Did you try disconnecting the splitter from the flyback??? Or changing
>> >> CR4118??
>> >> Al Marquardt
>> >> ampm@xxxxxxx
>> >> Al Marquardt Electronic Repair
>> >> 206 W Main
>> >> Girardville Pa. 17935
>> >> ----- Original Message -----
>> >> From: "S. Pasher" <spasher@xxxxxxxxxxxxx>
>> >> To: <techassist@xxxxxxxxxxxxx>
>> >> Sent: Sunday, October 10, 2004 3:29 PM
>> >> Subject: [TechAssist] Re: CTC169PTV
>> >>
>> >>
>> >> >
>> >> > Thanks for your reply Hollis: I tried what you suggested. After I
>> > changed
>> >> > and checked the caps in SMPS I had 140 V at collector. The set would
>> >> > not
>> >> > come on and did the same as before. The voltage went low and came
> back
>> >> > after
>> >> > a sec. or so. When I put the light on it the light barely glowed
>> >> > with
> a
>> >> > 1sec
>> >> > on off time interval period and measured 12v max on my digital
>> >> > meter.
> I
>> >> > guess I have some more problems in the power supply. Don't have the
>> >> > switcher
>> >> > or the controller in stock so will have to send for them.
>> >> > By the way I tried to send this to you a your email address
>> >> > (HSWAD@xxxxxxx)
>> >> > but it come back address unknown.
>> >> >
>> >> > Buck Pasher
>> >> > Buck's TV
>> >> > Gander Newfoundland
>> >> > Canada
>> >> > 709-256-7738 (Fax & Phone)
>> >> >
>> >> >
>> >> >
>> >> > ----- Original Message -----
>> >> > From: <HSWAD@xxxxxxx>
>> >> > To: <techassist@xxxxxxxxxxxxx>
>> >> > Sent: Saturday, October 09, 2004 11:10 AM
>> >> > Subject: [TechAssist] Re: CTC169PTV
>> >> >
>> >> >
>> >> >>
>> >> >> A very simple test will give you the value of the regulated B+.
>> >> >> Connect
>> > a
>> >> > 60
>> >> >> watt light bulb from the collector connection and the emitter
>> > connection.
>> >> > Of
>> >> >> course remove the HOT transistor from the circuit first. Hollis
> Bates,
>> >> > Field
>> >> >> engineer-retired, Lewiston, Maine, _HSWAD@xxxxxxxx
>> > (mailto:HSWAD@xxxxxxx)
>> >> >>
>> >> >> In a message dated 10/9/04 8:08:30 AM
>> > Eastern
>> >> >> Daylight Time, ampm@xxxxxxx writes:
>> >> >> If you Changed the caps in the regulator then disconnect the lead
>> >> >> from
>> >> > the
>> >> >> flyback to the splitter and see if it turns on.
>> >> >> Al Marquardt
>> >> >> ampm@xxxxxxx
>> >> >> Al Marquardt Electronic Repair
>> >> >> 206 W Main
>> >> >> Girardville Pa. 17935
>> >> >> ----- Original Message -----
>> >> >> From: "S. Pasher" <spasher@xxxxxxxxxxxxx>
>> >> >> To: <techassist@xxxxxxxxxxxxx>
>> >> >> Sent: Friday, October 08, 2004 5:25 PM
>> >> >> Subject: [TechAssist] CTC169PTV
>> >> >>
>> >> >>
>> >> >> > Got the SMPS going but its 157 volts on col of H/O without turn
> on.
>> >> > When I
>> >> >> > press ON it goes down but set turns off and it goes back up. The
>> > Horz.
>> >> >> > derived voltage come up for a moment but go right back down,
> which
>> >> > means
>> >> >> > its
>> >> >> > trying to start.I'm wondering if my orginal 157 volts is too
> high?
>> >> >> > I
>> >> > got
>> >> >> > to
>> >> >> > change a few of the (required) caps yet but would anyone have
>> >> >> > any
>> > tips
>> >> > on
>> >> >> > this one.
>> >> >> >
>> >> >> > Buck Pasher
>> >> >> > Buck's TV
>> >> >> > Gander Newfoundland
>> >> >> > Canada
>> >> >> > 709-256-7738 (Fax & Phone)
>> >> >> >
>> >> >> >
>> >> >> >
>> >> >> >
>> >> >> >
>> >>
>>
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