[TechAssist] Re: Old Zenith SS 2565 NK7 (1983) no start...FIXED..
- From: "Bruce Tiedeman" <btied@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 13 Mar 2003 15:05:01 -0500
Zenith SS 2565 NK7 (1983) no start.. .FIXED..
Capacitor C3210 def, and Resistor R3213 (100K) open. Thanks to "all", that
responded with help, I appreciate it.
Bruce.
----- Original Message -----
From: "Bill Boyd" <billstvs@xxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, March 12, 2003 4:12 PM
Subject: [TechAssist] Re: Old Zenith SS 2565 NK7 (1983) no start...
>
> On the startup module there is a 220 uf filter cap. that is a common cause
> of no start.
>
> HTH
> Bill
> Bill's TV Service
> Sulphur Springs, TX
>
>
>
>
> From: "Bob@Bobs tv" <woodman1@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Subject: [TechAssist] Re: Old Zenith SS 2565 NK7 (1983) no start...
> Date: Wed, 12 Mar 2003 15:54:52 -0500
>
>
> Bruce,
> If that's the set i remember, main module 9-181 sweep 9-18XX..
> horiz output transistor is mounted on a big aluminum heat sink.... in back
> of that is the startup circuit board there are diodes that short and many
> cold soldered connections..
> Bob,
>
> Bobs TV Worcester, ma
>
> woodman1@xxxxxxxx
>
> Main 508-853-1482
> Fax 508-853-1480
> ----- Original Message -----
> From: "Bruce Tiedeman" <btied@xxxxxxxxxxxx>
> To: "Techassist@xxxxxxxxxxxxx" <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, March 12, 2003 3:13 PM
> Subject: [TechAssist] Old Zenith SS 2565 NK7 (1983) no start...
>
>
> >
> > I have a print on this set but it shows a start up Transformer T3274
that
> > develops 12 Volts for start up".This particular chassis does not use
this
> > transformer". It must developed the 12 volts some other way. Probably
by a
> > dropping resistor? I do get the 150 volts to the HOT . There is no
Horiz
> > drive . There is no VCC 12 volts at the jungle I.C. Can some one help
with
> > the source of the 12 volts.
> > The set is so old but nice consol and the customer wants it fixed.
Would
> > appreciate help , hoping some one has a print they can refer to.
> > thanks
> > Bruce
> >
> > B&T Electronics
> > 139 Margaret St
> > Sarnia Ontario
> > Canada
> > N7T 2Y3
> > (519) 344-1850
> > btied@xxxxxxxxxxxx
> >
>
>
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