Re: Akai CT2870 TV

b <reverend_rogers@xxxxxxxxx> wrote in message
news:1185744069.798292.98770@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
On 29 jul, 21:17, "N Cook" <diver...@xxxxxxxxx> wrote:
I dug out the data *** for the TEA2164 primary switch mode ps
processor
and it takes a feed from the line o/p oscillator IC.
It has numerous protection trips so I'll have to check for overload. As
its
desoldered , firstly without the LOPT BU508A in there, and see if there
is
anything on the LV regulators fed from the primary ps.

--
Diverse Devices, Southampton, England
electronic hints and repair briefs , schematics/manuals list
onhttp://home.graffiti.net/diverse:graffiti.net/

is this an ITT nokia chassis? euromono? core 2?
have you connected a bulb on the HOT c-e terminals with it removed?
any b+?
i seem to recall having similar trouble with a core 2 chassis- poor
startup- resoldered a series thermistor in the psu and i think there
was a mod with a 1uf cap between gnd and a pion off the smps control
chip...anway lets not get ahead of ourselves. see if theres any b+

-Ben


Similar or same as Pioneer SD 21/25/28 AVI

Sounds plausible remedies. Unfortunately other repair work is now taking
precedence and it has become a back-burner job.

--
Diverse Devices, Southampton, England
electronic hints and repair briefs , schematics/manuals list on
http://home.graffiti.net/diverse:graffiti.net/


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