[TechAssist] Re: Toshiba CF36G40 Dead
- From: "Shannen's Electronics" <shannen@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 9 Sep 2003 18:42:01 -0500
Found Q472 shorted. Many thanks again. Shannen
Shannen's Electronics
1619 N Taylor Ave.
Garden City, KS 67846
(620) 275-4660
(620) 275-4668 (fax)
shannen@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
-----Original Message-----
From: techassist-bounce@xxxxxxxxxxxxx
[mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of Webster TV
Sent: Tuesday, September 09, 2003 1:48 PM
To: techassist@xxxxxxxxxxxxx
Subject: [TechAssist] Re: Toshiba CF36G40 Dead
Shannen,
Had a CF27H50, that had numerous symptoms and the power LED kept blinking on
and off. The fix ended up being a cap(C449) in the 12.5v supply. On this
model the cap was located off of pin 7 of the flyback. Just something you
may want to check, if these chassis's are close.
Dan Webster
Webster's TV
Shullsburg, Wi.
----- Original Message -----
From: "Shannen's Electronics" <shannen@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
To: "Techassist" <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, September 09, 2003 11:07 AM
Subject: [TechAssist] Toshiba CF36G40 Dead
> Good afternoon,
> I went out on this set last night. The set quit while they were watching
> it. Customer did not notice any picture defects before it went out. When
> you plug the set into the ac receptacle you can hear the high voltage come
> up and then go down. The power led on the front panel then continuously
> flashes. I am working without a schematic. I have been to Toshiba's site
> but could not find anything on this model (1997). I touched up the main
> board for bad solder. I used a peak hold meter on the B+ line feeding the
> horizontal stage, it measured about 90V. Pulled a couple of caps in the
> primary of the smps but checked fine. Vertical and audio outputs look ok.
> Can anyone help me with some tips, or possibly a copy of the service
manual.
> I would sure appreciate it. Thanks.......Shannen
>
> Shannen's Electronics
> 1619 N Taylor Ave.
> Garden City, KS 67846
> (620) 275-4660
> (620) 275-4668 (fax)
> shannen@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>
>
>
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