[TechAssist] Re: Sony KP53S35 Chassis-SCC-N22B-A
- From: Ed Gaidies <teltek@xxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 10 Mar 2005 23:14:13 -0500
I have been lucky with my Sencore for clearing shorts. And the tube is in a
good profile..so everything drops to the bottom of the neck. No harm in
trying..I guess.
I'll let you know.
-Ed-
Ed Gaidies
Tel-Tek Electronics
Est-1969
Ontario/Canada
teltek@xxxxxxxxxx
> From: Electric Medic <info@xxxxxxxxxxxxxxxxx>
> Reply-To: <techassist@xxxxxxxxxxxxx>
> Date: Thu, 10 Mar 2005 20:53:08 -0500
> To: <techassist@xxxxxxxxxxxxx>
> Subject: [TechAssist] Re: Sony KP53S35 Chassis-SCC-N22B-A
>
> Ed. I have cleared them up with the new Sencore 7000 using the universal
> adapter. I always try that first before ordering tube. Believe it or not,
> you know how on the tabletops they may hold 70% of the time, on those little
> tubes they have always held. I have never had one of those recall. Sometimes
> the tube is not listed in the book, so I just use the closet one to my tube
> number and Walla, it's fixed. The Sony's are good because the CRT boards are
> labeled for hookups. I just use the B/W output for the gun then hook
> everything else up normal. I have fixed the ones that come up with bright
> screen, retrace and shutdown, and weak video. I am not sure about the
> Sencore 70, but..the 7000 works fine on them. I go right to the highest
> Rejuv and hit the button for about 20 seconds while tapping on neck of tube
> with rubber needle nose handles. That setting will only rejuv.. for about 20
> seconds and the LED barograph will fall to "0" when done. I would try it,
> what do you have to lose, bad tube anyway.
>
> Perry Bower
> Electric Medic
> "It's Cheaper to Keep Her"
> http://www.electricmedic.com
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> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of Ed Gaidies
> Sent: Thursday, March 10, 2005 7:27 PM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: Sony KP53S35 Chassis-SCC-N22B-A
>
>
> So we are suspecting that it is a bad Red CRT. Right?
> Now...has anyone ever tried tried clearing the short with a Sencore CR70?
>
>
>
> -Ed-
>
>
> Ed Gaidies
> Tel-Tek Electronics
> Est-1969
> Ontario/Canada
>
> teltek@xxxxxxxxxx
>
>
>
>
>
>
>
>
>
>> From: Larry E <videotech@xxxxxxxxxxxx>
>> Reply-To: <techassist@xxxxxxxxxxxxx>
>> Date: Thu, 10 Mar 2005 17:58:21 -0500
>> To: <techassist@xxxxxxxxxxxxx>
>> Subject: [TechAssist] Re: Sony KP53S35 Chassis-SCC-N22B-A
>>
>> Ed, Jim is right, no IK pulse return if the red cathode isn`t active,
> don`t
>> know
>> what I was thinking (old guy brain fart ?) I have a description of the
> whole
>> circuit
>> from one of the Sony trainers if I can find it I can send it to you,
> (rather
>> long) but
>> if the red crt is bad the customer probably won`t fix it anyway, sorry for
>> the
>> mis-information, Larry E
>>
>> Larry Eastman
>> American TV & Electronics
>> Crystal River, Fl. 34428
>> ----- Original Message -----
>> From: "Jim Myers" <jr.myers@xxxxxxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Thursday, March 10, 2005 2:40 PM
>> Subject: [TechAssist] Re: Sony KP53S35 Chassis-SCC-N22B-A
>>
>>
>>> With the red anode lead pulled you should have IK blanking and no
>>> picture because the red CRT can't light up! If the set stays on and has
>>> sound and HV when the red anode lead is pulled but shuts down and burps
>>> when it is connected then you have a bad red CRT. Be careful when you
>>> try to remove the red neck board, the neck may come out with it.
>>>
>>>
>>> ********************************
>>> Since 1972 *
>>> Jim Myers *
>>> Telrad Electronics *
>>> Fort Wayne Indiana *
>>> ********************************
>>>
>>>
>>> Larry E wrote:
>>>> Ed, sounds like you may have 2 problems, with the red anode out, your
>>>> getting
>>>> a constant blink code right? That indicates jungle or IK circuit video
>> path,
>>>> once
>>>> you attatch the red anode the set shuts down so obviously either the HV
>>>> splitter
>>>> or the red tube is drawing too much current, I would leave out the red
>>>> anode for the
>>>> time being, turn up the screens for the green and blue to see if it is
>> an IK
>>>> problem,
>>>> once you get those two tubes lit you can then remove either the green or
>>>> blue anode
>>>> insert the red anode in that slot of the HV splitter and if the set
>> still
>>>> shuts down it
>>>> has to be the red tube, hope this helps, Larry E
>>>>
>>>> Larry Eastman
>>>> American TV & Electronics
>>>> Crystal River, Fl. 34428
>>>> ----- Original Message -----
>>>> From: "Ed Gaidies" <teltek@xxxxxxxxx>
>>>> To: <techassist@xxxxxxxxxxxxx>
>>>> Sent: Thursday, March 10, 2005 2:00 PM
>>>> Subject: [TechAssist] Re: Sony KP53S35 Chassis-SCC-N22B-A
>>>>
>>>>
>>>>
>>>>> I may have mis-stated.
>>>>> The 2nd anode lead had been pulled out of the HV splitter, (RED CRT),
>>>>> which gave me sound.
>>>>> But after I re-inserted it...the set just blurps in one second
>> intervals.
>>>>> So basically, returning it to the way it should be, before someone
>>>>> (customer) had pulled the anode lead for the Red CRT...there is no
>>>>> sound...just blurp....blurp....blurp...;-).
>>>>>
>>>>> -Ed-
>>>>>
>>>>> gulftech@xxxxxxxx wrote:
>>>>>
>>>>>
>>>>>> Ed,
>>>>>>
>>>>>> Don't know about the Sony PTV's, but on the direct view TV's IK
>> shutdown
>>>>>> only affects the video, not the audio. Sony has a lot of protection
>>>>>> ckts. Flashing power light indicates some failure.
>>>>>>
>>>>>> Does it flash constantly or, say five flashes, pause, repeat? There
> is
>> a
>>>>>> code for that.
>>>>>>
>>>>>> Maybe that would be a good start.
>>>>>>
>>>>>> Good luck,
>>>>>>
>>>>>>
>>>>>> Ken Smith
>>>>>> Gulf Technical Services
>>>>>> 3034 Gulf Breeze Parkway
>>>>>> Gulf Breeze, FL 32563
>>>>>> 850-934-8324 (Voice), 850-932-0819 (fax)
>>>>>>
>>>>>> On Thu, 10 Mar 2005 12:52:46 -0500 Ed Gaidies <teltek@xxxxxxxxx>
>> writes:
>>>>>>
>>>>>>
>>>>>>
>>>>>>> IK shut down shouldn't kill the whole set? should it?
>>>>>>>
>>>>>>> -Ed-
>>>>>>>
>>>>>>> LeRoy Westlund wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> Ed,
>>>>>>>> The set could be in IK shut down.
>>>>>>>> Look directly into the tubes, and you will see a horz line at the
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> very
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> bottom of the raster on each tube. If this is the case, one of the
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> CRTs
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> could be weak. Start with the blue tube first, and turn the screen
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> up a
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> little bit at a time, then do the same with the other 2 tubes. If
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> one is
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> weak, it should come out of IK shut down.
>>>>>>>>
>>>>>>>> Also, check close for coolant leakage, most likely the blue tube.
>>>>>>>> Check for coolant on the ckt. boards directly under the leaky tube.
>>>>>>>> (Very common problem.)
>>>>>>>>
>>>>>>>> HTH,
>>>>>>>> LLW
>>>>>>>>
>>>>>>>> LeRoy Westlund
>>>>>>>> Westlund TV & Electronics
>>>>>>>> 97 North Main " I forgot,..to
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> remember,..
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> Centerfield, UT 84622-0087 to forget "
>>>>>>>> Ph./Fax 435-528-3822
>>>>>>>> mailto:LLW@xxxxxxxxxx
>>>>>>>>
>>>>>>>> -----Original Message-----
>>>>>>>> From: Ed Gaidies <teltek@xxxxxxxxx>
>>>>>>>> To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
>>>>>>>> Date: Thursday, March 10, 2005 9:44 AM
>>>>>>>> Subject: [TechAssist] Sony KP53S35 Chassis-SCC-N22B-A
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>> Guys;
>>>>>>>>> Need some advice on this R/P set.
>>>>>>>>> Customer brought it in, and said he had sound...but no picture.
>>>>>>>>> When I tried it...he was right, but power light was continually
>>>>>>>>> flashing, but did have sound.
>>>>>>>>> When I pulled the back off, I noticed the Anode lead for the Red
>>>>>>>>>
>>>>>>>>>
>>>>>>>
>>>>>>> CRT had
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>> been pulled from the Splitter. I re-inserted it, and now when I
>>>>>>>>>
>>>>>>>>>
>>>>>>>
>>>>>>> turn it
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>> on...set tries to start, but just blurps about every second. By
>>>>>>>>>
>>>>>>>>>
>>>>>>>
>>>>>>> pulling
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>> the red 2nd anode...does this point to a bad splitter or bad Red
>>>>>>>>> CRT...or what?
>>>>>>>>>
>>>>>>>>> This Sony is my first of this breed. Thanks.
>>>>>>>>>
>>>>>>>>> -Ed-
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> Ed Gaidies
>>>>>>>>> Tel-Tek Electronics
>>>>>>>>> Ontario-Canada
>>>>>>>>>
>>>>>>>>> teltek3@xxxxxxxxxxxx
>>>>>>>>> teltek@xxxxxxxxx
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>
>>>>>>> --------------
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
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>>>>>>>
>>>>>>> --
>>>>>>> Ed Gaidies
>>>>>>> Tel-Tek Electronics
>>>>>>> Ontario-Canada
>>>>>>>
>>>>>>> teltek3@xxxxxxxxxxxx
>>>>>>> teltek@xxxxxxxxx
>>>>>>>
>>>>>>>
>>>>>>>
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>>>>>
>>>>> --
>>>>> Ed Gaidies
>>>>> Tel-Tek Electronics
>>>>> Ontario-Canada
>>>>>
>>>>> teltek3@xxxxxxxxxxxx
>>>>> teltek@xxxxxxxxx
>>>>>
>>>
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