[TechAssist] Re: Sanyo M# DS27930, Ch# 27930-00

  • From: "Webster's TV" <webstertv@xxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 20 Oct 2005 13:13:43 -0500

John C.& John M,

Thanks for the reply, both of you mentioned R617, but thats not the problem,
it checks OK and I even tried a new resistor just in case it was breaking
down, but same problem. Any other ideas?

                                              Dan Webster
                                              Webster's TV
                                              Shullsburg, Wi.

----- Original Message -----
From: "John Conti" <contitv@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, October 20, 2005 10:24 AM
Subject: [TechAssist] Re: Sanyo M# DS27930, Ch# 27930-00


> Dan, check r617 may be open.
>
> JOHN
> Conti,TV
> Texas
>
>
> >From: "Webster's TV" <webstertv@xxxxxxxx>
> >Reply-To: techassist@xxxxxxxxxxxxx
> >To: <techassist@xxxxxxxxxxxxx>
> >Subject: [TechAssist] Sanyo M# DS27930,  Ch# 27930-00
> >Date: Thu, 20 Oct 2005 09:54:30 -0500
> >
> >Techs,
> >This set came into shop with no vert. deflection, after replacing the
vert.
> >output IC, and a shorted diode and open resistor in the voltage supply to
> >the chip, this solved the vert. problem. The set works perfect, until you
> >shut the unit off, and then you can here a faint ticking
> >noise(tick,tick,tick) coming from the power supply. I've checked
> >transistors, etc. in the power supply, and also replaced a SCR in the
power
> >supply thinking that may be the cause, but no change. Anyone have any
tips
> >or sollutions to this ticking noise?
> >
> >                                                 Dan Webster
> >                                                 Webster's TV
> >                                                 Shullsburg, Wi.
>
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