Author Topic: DTV2822 schematic needed  (Read 5750 times)

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Zwoffer

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DTV2822 schematic needed
« on: February 17, 2010,01:20:55 »
Hi all.

Anyone have any info on a Diamond Vision DTV2822 20" Tv?

It is made in China and I am not  sure if there is any service support for it :wallbash:

Checked for cold solders, caps, supply resistors & there is no burnt or any components getting hot.
The set is turn on by the remote control & a whinning noise is heard coming from the start up transformer T901. Supply voltage 130vdc & 14volt supplies are coming out of the transformer T901.
There is no high voltage to the picture tube heard on start up & the tube heating filament does not glow?
TV's are not my electronics strong point. I have been it audio repairs for many years.   Thanks for any help.

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