[TechAssist] Re: Toshiba--50H81----pix turns green
- From: "Hugh @ Main TV" <maintv2004@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 12 Nov 2005 08:14:51 -0700
Yes, found about 5-6 of the 10 uf/ 16 V silver caps bad in the Hyper,
Hitachi says to change all of the 10uf caps. I can not see how the TV can
work with open caps! I hope this fixes the green pix problem. Will change
the caps.
PTS wants $129.00 to rebuild it.
Hugh Thornley
Main TV
636 Main St.,
Longmont, CO. 80501
Tel 303-776-6955
Fax 303-776-0792
----- Original Message -----
From: "Ed Gaidies" <teltek3@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, November 12, 2005 5:51 AM
Subject: [TechAssist] Re: Toshiba--50H81----pix turns green
> Hyper board for this set lists at $239..so out of Warranty, it may
> be something you would want to repair.
> Sad to see the Electronic Industry has not found a better class of
> capacitor, since these sets are only in Year 5.
>
> I'm not complaining though..since it DOES keep us working.;-)
>
> -Ed-
> Tel-Tek Electronics
> Ontario-Canada
> teltek3@xxxxxxxxxxxx
>
> teltek@xxxxxxxxx
>
> "Learn from past mistakes.Or you are bound to repeat them"
>
> On Nov 11, 2005, at 9:53 PM, Al Gutz wrote:
>
>> This boad is usually an easy repair. Pull the board and replace all SM
>> electro caps that read high esr.
>>
>> Al G
>>
>> Hugh @ Main TV wrote:
>>
>>> Thanks for reply, how did you detemine that that hyper board was
>>> bad? It
>>> looks to be expensive!
>>>
>>>
>>> ----- Original Message -----
>>> From: "Tim Poole" <tdp13158@xxxxxxxxxxx>
>>> To: <techassist@xxxxxxxxxxxxx>
>>> Sent: Thursday, November 10, 2005 9:26 PM
>>> Subject: [TechAssist] Re: Toshiba--50H81----pix turns green
>>>
>>>
>>>
>>>
>>>> I had this same problem earlier this year. It was the scan board
>>>> or Hyper
>>>> board. It is mounted just behind the jack panel. I replaced all
>>>> crt boards
>>>> and it worked for a few days then started again very randomly. I
>>>> pulled my
>>>> hair out until I finally replaced the hyper board.
>>>>
>>>> Tim Poole tdp13158@xxxxxxxxxxx & pooletim@xxxxxxxxxxx
>>>> DBA Precision TV Svc. & A-Mobile TV Shop
>>>> Fredericktown Ohio, 43019
>>>>
>>>> 419-756-3443
>>>> 740-694-8585
>>>> Fax 740-694-1032
>>>>
>>>>
>>>>
>>>> ----- Original Message -----
>>>> From: "Hugh @ Main TV" <maintv2004@xxxxxxxxxxx>
>>>> To: <techassist@xxxxxxxxxxxxx>
>>>> Sent: Thursday, November 10, 2005 2:56 PM
>>>> Subject: [TechAssist] Toshiba--50H81----pix turns green
>>>>
>>>>
>>>>
>>>>
>>>>> Toshiba 50H81 PTV turns green , pix goes away, does not shut
>>>>> down.
>>>>> Intermittent problem, tap on CRT does not cause or correct
>>>>> problem. Can
>>>>> not cause or correct problem no matter what I tap on! Nothing on
>>>>> Toshiba web site or Winstips. Does not stay green long enough
>>>>> to test
>>>>> voltages, may run for days before problem
>>>>> comes back! Like to know if others have seen this?
>>>>> TIA
>>>>>
>>>>>
>>>>> Hugh Thornley
>>>>> Main TV
>>>>> 636 Main St.
>>>>> Longmont, Co. 80501
>>>>> 303-776-6955 tel
>>>>> 303-776-0792 fax
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