[TechAssist] Re: Magnavox XS2552 C308 Chassis-25X608-00BB
- From: Ed Gaidies <teltek2@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 15 Mar 2002 07:55:25 -0500
Final fix....F401.
Thanks John, easy when you know what you are looking for.
-Ed-
> From: John Mielke <maintv@xxxxxxxxxxxxx>
> Organization: Main TV
> Reply-To: techassist@xxxxxxxxxxxxx
> Date: Wed, 13 Mar 2002 10:32:15 -0800
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: Magnavox XS2552 C308 Chassis-25X608-00BB
>
>
> Hi. If the H. out was shorted, suspect F401 to be open. It is a soldered-in
> pico fuse just in front of the main filter (2.5 Amp). This set has
> only one ground and that should be any of the big heat sinks. The standby
> volts should come from the main regulator, pin 4 of the STR30130 should be
> +16 volts when the TV is off. If not, check all the resistors around the
> STR.... I hope that helps. John.
>
> Tel-Tek Electronics wrote:
>
>> Need Help;
>>
>> Set came in dead, found H/O shorted (Q502) and replaced.
>> Replaced C431 (1uf/200volts) and C432 (100uf/200volts) Resoldered R504 and
>> R525.
>> Have 157 volts on main filter, but have no idea where my standby voltage is.
>> I have no circuit for this, and do not do many Magnavox in this area.
>> Have found a point marked start up voltage, but may not have correct
>> reference to ground. (reads less than 1.2 volts)
>> Have no relay click, and set is Still, basically DEAD.
>> Any Magnavox "hot shot" that can point me in the right direction would be
>> appreciated.
>>
>> Thanks;
>> -Ed-
>>
>> Please Change the address in your Address Book
>>
>> Default.
>>
>> teltek2@xxxxxxxxxxxx
>>
>> Secondary........
>> teltek35@xxxxxxxxxxx
>>
>> Tel-Tek Electronics.
>>
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