[TechAssist] Re: Sanyo M#DS25320 lightning damage
- From: "Webster TV" <webstertv@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 10 Jul 2004 13:13:02 -0500
John,
Thanks for the help, it looks like the zener is D408, it's off of the 130v
B+ line, I'll check the other parts you mentioned also. Thanks for the help!
Dan Webster
Webster's TV
Shullsburg, Wi.
----- Original Message -----
From: "John at Main TV" <maintv2004@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, July 10, 2004 10:30 AM
Subject: [TechAssist] Re: Sanyo M#DS25320 lightning damage
> According to Sams 4801, Q601 is a 2SK2872 or Sanyo 405 166 7601. There is
a
> D408 which is a 150 zener from the +130v source to ground. Around Q601 is
> R612 off the gate (10 fusible) and off the source are R613 (0.22 3watt
> fusible) and R617 (680 ohm fusible).
> BTW, does anyone know of a common FET of this type that can be used as a
> "general" replacement. We have been seeing a lot of bad FETs in small TV,
> DVDs and TV/VCR combi's. Thanks, John.
> John Mielke
> Main TV
> 636 main St.
> Longmont, Co
> phone 303 776 6955
> fax 303 776 0792
> maintv2004@xxxxxxxxxxx
>
> ----- Original Message -----
> From: "Webster TV" <webstertv@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, July 09, 2004 7:49 PM
> Subject: [TechAssist] Sanyo M#DS25320 lightning damage
>
>
> > Techs,
> >
> > I've got a Sanyo Model # DS25320 in the shop that was damaged by
> lightning,
> > Had blown 4a fuse and shorted bridge rectifier, also has shorted
> transistor
> > Q601 and zener diode D406. If anyone has the schematic for this unit I
> would
> > appreciate the part #'s for Q601 & D406. I think D406 may be a 150v
zener,
> > but not sure. Any help would be appreciated.
> >
> > Dan Webster
> > Webster's TV
> > Shullsburg, Wi.
> >
> >
>
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