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[TV] Re: Does any TV super guy know what happen to .............
Are you saying the red & green have vertical deflection but the blue does
not?
If that is the case then the blue yoke must be defective or a bad connection
to the yoke.
Jeff Ostroff
A-V Electronic Service
Sedona, Arizona 86351
----- Original Message -----
From: "Ming Yu" <yuming@xxxxxxxxxxxxx>
To: <tv@xxxxxxxxxxxxxxx>
Sent: Tuesday, February 03, 2009 2:11 PM
Subject: [TV] Re: Does any TV super guy know what happen to .............
>
> Thank you, It can light up CRT. It is only one line ...that is the
> vertical circuit don't work. It has many daughter board and is not easy to
> measure. Do you have any hint.
>
>
> Thank you
> Yu, Ming
> A1 Discount E&TV Service (Lic : E79924)
> 415-724-0005
> http://www.the-best-tv-guy.com
> 2229 San Jose Ave.,
> SF, CA 94112
> 02-03-09
>
>
>
>
> ________________________________
> From: Jeff Ostroff <stroff@xxxxxxxxxxxx>
> To: tv@xxxxxxxxxxxxxxx
> Sent: Tuesday, February 3, 2009 12:52:22 PM
> Subject: [TV] Re: Does any TV super guy know what happen to .............
>
>
> #2
>
> Ming, does the blue crt light up at all? If not check reistors &
> transistors on blue crt board.
> Changing size issue: Check your B+ it should be 130vdc. If it is low or
> fluctuating, change Optoisolator 7412 and controller IC7402.
>
> Jeff Ostroff
> A-V Electronic Service
> Sedona, Arizona 86351
> ----- Original Message -----
> From: "Ed Weibe" <ed.weibe@xxxxxxxxxxx>
> To: <tv@xxxxxxxxxxxxxxx>
> Sent: Tuesday, February 03, 2009 11:43 AM
> Subject: [TV] Re: Does any TV super guy know what happen to .............
>
>
>>
>> MIng,
>>
>> #1 Maybe the battery is bad. 600's are pretty old. I own one. Old
>> but solid.
>> #2 blue gun maybe lots of Algae for one thing may be overheating.
>> Just a guess
>>
>>
>>
>> On Feb 3, 2009, at 1:09 PM, Ming Yu wrote:
>>
>>>
>>> 1./ Does any TV super guy know what happen to DELL inspiron
>>> 600m ....... Customer complaint that this computer was originally
>>> the power supply connector no good He use another supply with the
>>> same voltage rating, but the output current is bigger. After few
>>> months He got the original supply that is lower current output at
>>> the same voltage. This should be no any problem, but he put in this
>>> new ordered supply to it. This computer don't work, unless use that
>>> high current supply. At the time I look at it, it cn not work even
>>> use the high current supply. but it will work after charge the
>>> battery over night, it will work fine, but remove th AC supply it
>>> will not work again instantly. It is unusually complaint, so that I
>>> did not give him service I only drop dwon other computer that was
>>> fixed OK. This drop down computer was asked to fix the power jack
>>> and was finish job.
>>> 2./ Another .... is a philips 9P6040 c104 PTV843 whose blue
>>> gun blue light can not come out. It is very easy to fix. The screen
>>> size is bigger, smaller changing by itself. I met once this
>>> problem but I did not have time to work on it and customer pay
>>> sufficient money to fix it so that use commercial method to fix it,
>>> not technology way. I bought a OK board for it and finish job. This
>>> is the second time meet this problem but I will have to work on it
>>> loong time to find out the problem. New my landlord become a miser
>>> I don't want to put it into garage as it is too big. Please tell me
>>> hints so that I can fix it at one or two hours and finish job, then
>>> sold it out. I will pay you hint fee as student pay tuition fee.
>>> The other way is to broke it into parts. I only want the screen and
>>> the circuit board and the other I will throw it away.
>>>
>>>
>>>
>>> Thank you
>>> Yu, Ming
>>> A1 Discount E&TV Service (Lic : E79924)
>>> 415-724-0005
>>> http://www.the-best-tv-guy.com
>>> 2229 San Jose Ave.,
>>> SF, CA 94112
>>> 02-03-09
>>>
>>>
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>
>
> --------------------------------------------------------------------------------
>
>
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