[TechAssist] Re: '98 Toshiba PTV - Red Light Blinks - No Power

Yea..but not a set this old.
Jeff
--
Intrepid Video TV/VCR Repair
263 S Front St, Steelton PA 17113
717-939-7708; (F) 717-564-4952
www.intrepid-video.com  www.tech-repair.net
----- Original Message ----- 
From: "Al L" <alleathe@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, December 31, 2004 9:21 AM
Subject: [TechAssist] Re: '98 Toshiba PTV - Red Light Blinks - No Power


If you have notes track the shutdown.If not check H outs,and flyback.A bad 
fly will do that,a load on the horizontal will do that.If you were a NESDA 
member you would have access to the website, al
Al Leatherman
224 Rt. 46
Mine Hill, NJ. 07803
973-361-5796
WWW.ALS-TV.NET
----- Original Message ----- 
From: "Jeff Farnsworth" <jlfonz@xxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, December 31, 2004 12:52 AM
Subject: [TechAssist] Re: '98 Toshiba PTV - Red Light Blinks - No Power


> exactly--the hv will not come up---but the set will run with audio.  Cant
> count how many times I've done it.
>
> TV Doctor
> Avalon, Wi.
>
> ----- Original Message -----
> From: "Ron Miller d.b.a. Country TV" <rlmbkm@xxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, December 30, 2004 10:48 PM
> Subject: [TechAssist] Re: '98 Toshiba PTV - Red Light Blinks - No Power
>
>
>> Transistor?? Those are ICs!; also on a projection TV the vertical sweep 
>> is
>> monitored and the hi-voltage will not come up or the video will blank to
>> protect the CRTs. DON'T disable the vertical circuit!
>> Country TV
>> Ron Miller
>> Inez, TX. 77968
>>
>> ----- Original Message -----
>> From: "Jeff Farnsworth" <jlfonz@xxxxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Thursday, December 30, 2004 10:32 PM
>> Subject: [TechAssist] Re: '98 Toshiba PTV - Red Light Blinks - No Power
>>
>>
>> > Vertical output transistor---usaully IC301 or IC401 or IC451.  Probably
> an
>> > LA7838 or LA7836.  Just unsolder it and see if it fires up.  If it
>> > does---the transistor is bad
>> >
>> > TV Doctor
>> > Avalon, Wi
>> >
>> > ----- Original Message -----
>> > From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
>> > To: "Jeff Farnsworth" <techassist@xxxxxxxxxxxxx>
>> > Sent: Thursday, December 30, 2004 10:26 PM
>> > Subject: [TechAssist] Re: '98 Toshiba PTV - Red Light Blinks - No Power
>> >
>> >
>> >> Hi Jeff,
>> >>
>> >> What's the vert "op" transistor (I don't have a print).
>> >>
>> >> Thanks
>> >>
>> >>
>> >> Bil Green
>> >> PC 1000
>> >> Mammoth Lakes, CA 93546
>> >> 760-924-1000
>> >>
>> >> Thursday, December 30, 2004, 7:31:58 PM, you wrote:
>> >>
>> >> JF> Unsolder the vertical op trans and see if it fires up.  Very 
>> >> likely
>> > your
>> >> JF> problem
>> >>
>> >> JF> TV Doctor
>> >> JF> Avalon, Wi
>> >>
>> >> JF> ----- Original Message -----
>> >> JF> From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
>> >> JF> To: ".TECHASSIST @ freelists . org" <techassist@xxxxxxxxxxxxx>
>> >> JF> Sent: Thursday, December 30, 2004 9:07 PM
>> >> JF> Subject: [TechAssist] '98 Toshiba PTV - Red Light Blinks - No 
>> >> Power
>> >>
>> >>
>> >> >> Toshiba TP43H95
>> >> >> Chassis TAC 9860
>> >> >>
>> >> >> The set powers up for a second (you can hear the HV build up - then
>> >> >> collapse)
>> >> >>
>> >> >> The relay does a double click and then the red LED starts blinking
>> >> >> continuously. HOT not shorted.
>> >> >>
>> >> >> REPLACED the STK392-110 chips and sill no help.
>> >> >>
>> >> >> The customer is only in town for a few days ("second home") and I
>> >> >> don't have the service manual. Any help would be much appreciated.
>> >> >>
>> >> >> Bil Green
>> >> >> PC 1000
>> >> >> Mammoth Lakes, CA 93546
>> >> >> 760-924-1000
>> >> >>
>> >> >>
>> >>
>>
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>> >>
>> >>
>> >
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