[TV] Re: mitsubishi VS-5004R shut down

[Carlos Cordero <carlostvrepair@xxxxxxxxx>]

I did,  same
Tanks Ronnie
Ronnie Tucker <rtucker@xxxxxxxxxxxxxxx> wrote:
Replace vertical output IC . Seen this before on this older Mitsubushi. 
Should be a LA7838
Ronnie
----- Original Message ----- 
From: "Carlos Cordero" 
To: 
Sent: Thursday, March 31, 2005 4:44 PM
Subject: [TV] Re: mitsubishi VS-5004R shut down


>I know that J. but the +B is OK. 130V.
> What I know , some tv's needs vertical and horizontal feed back to the CPU 
> in order to the Cpu works ok. I don't know if this tv is like that.
> "J. Knoll" wrote:
> The tv has a high voltage shutdown circuit in it. If the b+ rises too
> high the shutdown circuit kicks in. Is this what is happening?
>
>
> On Thu, 31 Mar 2005 10:58:04 -0800 (PST), Carlos Cordero
> wrote:
>> I still have problem with this big screen tv.
>> Power supply is fixed, I used mat electrinic repair kit.
>> When I press power, I can listen HV. for less than 1 second then tv shut 
>> down
>> What I did, was put jumper on the relay , I checked all voltage on the 
>> power supply
>> and is OK. and I have HV.
>> I think something is making the CPU shut down the tv
>> If someone has schematic will be a good help for me
>> or if somebody has any idea what could be the problem
>> Thanks
>>
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>
>
> -- 
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