[TechAssist] Re: Sanyo M#DS25320 lightning damage

  • From: "John at Main TV" <maintv2004@xxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Sat, 10 Jul 2004 09:30:44 -0600

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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