[TechAssist] Re: Sony KV32FS12 BA5 won`t start, fly ticks constantly
- From: "Larry E" <videotech@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 19 Apr 2005 15:49:58 -0400
Dominic, thanks for this info, finally got the schematic and found this
diode was
fine, fix was the ticking flyback, $86.00 and change!!! but out the door!
Larry Eastman
American TV & Electronics
Crystal River, Fl. 34428
----- Original Message -----
From: <MDileo0000@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Sunday, April 10, 2005 2:31 PM
Subject: [TechAssist] Re: Sony KV32FS12 BA5 won`t start, fly ticks
constantly
> D610 is placed parallel with R632, 0.1 ohm 2wt, and R641, 1.0 ohm 2wt. All
> are tied to hot ground. Looks like a clamp for a current sensor to IC601.
The
> schematic is on the T/A Members download area.
> Dominic DiLeo
> Atlantic TV
> Freeport, Maine
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> In a message dated 4/8/2005 8:30:02 PM Eastern Daylight Time,
> videotech@xxxxxxxxxxxx writes:
> Hi Guys, can someone with a print tell me what D610`s purpose is in this
> Sony?
> reads dead short in circuit, out of circuit reads infinite one way and 167
> Ohms the
> other way, have removed the RGB chip on the crt board, vertical output IC,
> HOT
> is not shorted, blink code is 2 blinks with everything in, (like I don`t
> know theres
> a shorted part somewhere) Thanks in advance, Larry E
>
> Larry Eastman
> American TV & Electronics
> Crystal River, Fl. 34428
> ----- Original Message -----
> From: "Larry E" <videotech@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, April 05, 2005 6:12 PM
> Subject: [TechAssist] Sony KV32FS12 BA5 won`t start, fly ticks constantly
>
>
> > Hi Guys, this KV32FS12, BA5 chassis, has a constant tick or click like
you
> would have from a relay but it`s definitely coming from the flyback, B+
line
> is fluctuating from 35 v to 65 v up and down constantly, 200 v line is
> constantly changing from 108-135 volts, HOT is not shorted, pulled CN502
to
> remove the rgb driver from the circuit, nothing
> > changes, I don`t have the print so need some ideas, tia, Larry E
> > Larry Eastman
> > American TV & Electronics
> > Crystal River, Fl. 34428
> >
>
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