[TechAssist] Re: Sony KP-43T70 (RA-3 chassis) HOT Q502 shorted. other?
- From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 28 May 2004 15:33:07 -0400
With the exception of the flyback (which is usually the cause), an
intermittent arcing CRT will do it also and I have seen a few of those.
Bob Waterman, CET® #RI-28
Master Technician License #9109
Service Manager / Parts Manager
Gemini Computer, TV, & Security Alarms
(508)695-7302
(508)695-7769 FAX
geminitv@xxxxxxxxxxx
geminitv@xxxxxxx
www.geminicomputertvsecurityalarms.com
----- Original Message -----
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, May 28, 2004 3:16 PM
Subject: [TechAssist] Sony KP-43T70 (RA-3 chassis) HOT Q502 shorted. other?
> Sony.
> KP-43T70/ RA-3 chassis.
> This set went dead all at once per customer while watching.
> Found the HOT Q502 (D2578) shorted. Main fuse OK.
> I pulled all the related archived emails about this and seems to be a
> consensus the flybacks do this The flyback (fly# 8-598-994-20) comes up
> NLA but further research showed the alt # is 145323812. Difference is
> Sony is not providing the flys without wires attached and the new alt#
> comes with the leads.
> But I digress...
> Does anyone who has done a number of these chassis have any histories
> on this failure of Q502 and other related parts?
> I would like to put together a "kit" of parts rather than bit by bit.
> Thanks.
> Phil Bader
>
> --
>
> Philip Bader
> Jan Phyl TV Inc. (estab. 1976)
> 3420 Recker Hwy. Winter Haven, Fl. 33880
> Fax (863) 299-8821
> email: tjanphyl@xxxxxxxxxxxxxxx
>
>
>
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