[TechAssist] Re: Fw: KV36FS100 shorted h out trans, now jagged hor. lines-arcing noise

From: Al L <alleathe@xxxxxxxxxxxxx>
To: techassist@xxxxxxxxxxxxx
Date: Tue, 19 Jul 2005 21:38:41 -0400
Thanks Phil,excellent point.I think I will try a generic fly after trying 
your suggestion.Remember, I can hear arcing/fizzing at the fly with my 
steth.

Al Leatherman
224 RT. 46
Mine Hill, NJ 07803
973-361-5796
WWW.ALS-TV.NET

----- Original Message ----- 
From: <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, July 19, 2005 9:24 PM
Subject: [TechAssist] Re: Fw: KV36FS100 shorted h out trans, now jagged hor. 
lines-arcing noise


> If you unsoldered the HOT collector, and scoped the base,if base is
> clean, the noise would have to be from there on out,leaving the HOT,
> fly,yoke,etc.
> Phil
>
> Phil Bader, Pres.
> Jan Phyl TV Inc
> Winter Haven, Fl
> (863) 299-8821
> estab. 1976
>
> ----- Original Message -----
> From: Al L <alleathe@xxxxxxxxxxxxx>
> Date: Tuesday, July 19, 2005 8:26 pm
> Subject: [TechAssist] Re: Fw: KV36FS100  shorted h out trans, now
> jagged hor. lines-arcing noise
>
>> The waveform is clean,but I see a "slight burst" two thirds up the
>> leading
>> edge,and i hear sputtering noises at the top of the fly,with my
>> stethoscope.I suspect the hv multiplier.Thanks.
>>
>> Al Leatherman
>> 224 RT. 46
>> Mine Hill, NJ 07803
>> 973-361-5796
>> WWW.ALS-TV.NET
>>
>> ----- Original Message ----- 
>> From: "Shoreline Electronics" <jstielau@xxxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Tuesday, July 19, 2005 8:11 PM
>> Subject: [TechAssist] Re: Fw: KV36FS100 shorted h out trans, now
>> jagged hor.
>> lines-arcing noise
>>
>>
>> > Al,
>> >
>> > Can you see the abnormities in the outputs' collector pulse?
>> >
>> > ==========================
>> > Jeff Stielau
>> > Shoreline Electronics Repair
>> > 344 East Main Street
>> > Clinton,CT 06413
>> > 860-399-1861
>> > 860-664-3535 (fax)
>> > jstielau@xxxxxxxx
>> > ========================
>> >
>> > ----- Original Message ----- 
>> > From: "Al L" <alleathe@xxxxxxxxxxxxx>
>> > To: <techassist@xxxxxxxxxxxxx>
>> > Sent: Tuesday, July 19, 2005 4:49 PM
>> > Subject: [TechAssist] Re: Fw: KV36FS100 shorted h out trans, now
>> jagged
>> > hor.
>> > lines-arcing noise
>> >
>> >
>> >> Thanks but replaced with new 702,same symptoms.
>> >>
>> >> Al Leatherman
>> >> 224 RT. 46
>> >> Mine Hill, NJ 07803
>> >> 973-361-5796
>> >> WWW.ALS-TV.NET
>> >>
>> >> ----- Original Message ----- 
>> >> From: "tvservice" <tvservice@xxxxxxxxxxxxx>
>> >> To: <techassist@xxxxxxxxxxxxx>
>> >> Sent: Tuesday, July 19, 2005 4:36 PM
>> >> Subject: [TechAssist] Re: Fw: KV36FS100 shorted h out trans,
>> now jagged
>> >> hor.
>> >> lines-arcing noise
>> >>
>> >>
>> >>> look at the video output ic on the crt board common failure
>> item to
>> >>> cause
>> >>> HOT to short
>> >>> KV27FS100, KV27FS200, KV32FS100, KV32FS200
>> >>> SubjectDead
>> >>>
>> >>> SYMPTOMS
>> >>> Dead
>> >>> RESOLUTION
>> >>> Found Q502 Horizontal Output shorted. Replaced turned unit on
>> and after
>> >>> 5
>> >>> seconds Q502
>> >>> shorted again. Found IC702 defective. Replaced IC & Q502 and unit
>> >>> restored
>> >>> to working order.
>> >>> 875956243 IC702 VIDEO OUTPUT
>> >>> 655010701 Q502 HOR OUTPUT
>> >>> Robert
>> >>> tvservice@xxxxxxxxxxxxx
>> >>> H & H Electronics Inc
>> >>>
>> >>> ----- Original Message ----- 
>> >>> From: "Al L" <alleathe@xxxxxxxxxxxxx>
>> >>> To: <techassist@xxxxxxxxxxxxx>
>> >>> Sent: Tuesday, July 19, 2005 3:16 PM
>> >>> Subject: [TechAssist] Fw: KV36FS100 shorted h out trans, now
>> jagged hor.
>> >>> lines-arcing noise
>> >>>
>> >>>
>> >>>>
>> >>>> Sent: Tuesday, July 19, 2005 4:15 PM
>> >>>> Subject: KV36FS100 shorted h out trans, now jagged hor. lines-
>> arcing>>>> noise
>> >>>>
>> >>>>
>> >>>> > Put in high quality output,scanning lines ragged at left of
>> >>>> > pix(severe
>> >>>> > hafc hunting but not pie crusting),with my stethoscope i
>> can hear
>> >>>> > arcing
>> >>>> > from fly(I think).I suspect trippler in fly.Set is not
>> drawing heavy
>> >>>> > current,and new h out trans is cool,pix is excellent.Any
>> ideas or
>> >>>> > should
>> >>> i
>> >>>> > tell him two weeks before i get back,and order a fly?
>> >>>> >
>> >>>> > Al Leatherman
>> >>>> > 224 RT. 46
>> >>>> > Mine Hill, NJ 07803
>> >>>> > 973-361-5796
>> >>>> > WWW.ALS-TV.NET
>> >>>> >
>> >>>>
>> >>>>
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References:
- [TechAssist] Re: Fw: KV36FS100 shorted h out trans, now jagged hor. lines-arcing noise
  - From: tjanphyl
[TechAssist] Re: Fw: KV36FS100 shorted h out trans, now jagged hor. lines-arcing noise

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