[TechAssist] Re: Emerson TC1972 Regulaton problem
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 8 Feb 2005 07:47:00 -0500
Just a question but why are you turning it up to 135V?
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "Shaun" <satguy@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, February 08, 2005 12:15 AM
Subject: [TechAssist] Re: Emerson TC1972 Regulaton problem
> Buck, I got it running but it still shuts off if I apply 130-135 volts ac.
> If you want to can you send me a scan of the power supply so I can test
> some
> power supply voltages. Than you.
>
> Shaun
> Advanced Electronics
> Fort Morgan, CO 80701
>
> satguy@xxxxxxxxxxxxx
> ----- Original Message -----
> From: "Old TV Man" <mebonnell@xxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Monday, February 07, 2005 8:28 PM
> Subject: [TechAssist] Re: Emerson TC1972 Regulaton problem
>
>
>> Buck - Shaun did not ask for the schematic but I can scan it to you.
>>
>> Max Bonnell
>> Bonnell TV
>> Robinson, IL
>>
>> Sender: techassist-bounce@xxxxxxxxxxxxx From:
>> spasher@xxxxxxxxxxxxx(STERLING=A0PASHER) Date: Mon, Feb 7, 2005, 10:33pm
>> (CST+2:30) To: techassist@xxxxxxxxxxxxx Subject: [TechAssist] Re:
>> Emerson TC1972 Regulation problem Reply=A0to: techassist@xxxxxxxxxxxxx
>>
>> Shawn : I would appreciate if you would send that same scan to me as I
>> have a problem with one.
>>
>> Buck Pasher
>> Buck's TV
>> Gander Newfoundland
>> Canada
>> 709-256-7738 (Fax & Phone)
>> spasher@xxxxxxxxxxxxx
>>
>> ----- Original Message -----
>> From: "Old TV Man" <mebonnell@xxxxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Monday, February 07, 2005 8:43 PM
>> Subject: [TechAssist] Re: Emerson TC1972 Regulation problem
>>
>> Shaun.
>> I can scan the schematic if you still need it.
>>
>> I don't understand why you would run the AC up to 135 volts.
>>
>> Max Bonnell
>> Bonnell TV
>> Robinson, IL
>> Sender: techassist-bounce@xxxxxxxxxxxxx From:
>> satguy@xxxxxxxxxxxxx(Shaun) Date: Mon, Feb 7, 2005, 3:06pm (CST-1) To:
>> techassist@xxxxxxxxxxxxx (tech) Subject: [TechAssist] Emerson TC1972
>> Regulation problem Reply=3DA0to: techassist@xxxxxxxxxxxxx
>>
>> This Emerson TC1972 acts like the regulator is bad, but a new exact
>> replacement does the same thing. Unit will play ok until ac input is
>> increased to around 135 volts with a variac. It will shut down. I
>> replaced IC501 (STR30110) and R509 and have no schematic.
>>
>> Shaun
>> Advanced Electronics
>> 224 West Riverview Ave.
>> Fort Morgan, CO 80701
>> ----------------------------------------------
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