[TechAssist] Re: update Toshiba 50H82 , TAC0263 dead, "click",power LED only

  • From: "Jeff Farnsworth" <jlfonz@xxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 11 Mar 2005 15:16:18 -0600

Isnt this the set that the audio OP IC shorts and takes out that fuse?
Desolder the audio ic and replace the pico.  IC shares a voltage
witttthhhhhh  Hmm cannot remember.  Vertical ic?

TV Doctor
Avalon, Wi

----- Original Message -----
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, March 11, 2005 1:45 PM
Subject: [TechAssist] update Toshiba 50H82 , TAC0263 dead, "click",power LED
only


> Found open pico fuse F470 (2A) on defl. board PD0640 so far. Must find
why.
> Phil
>
>
> Phil Bader wrote:
>
> >Well, this is from a smoker. Stains inside on the boards, the dust is
> >brown and gets all over you. Nasty.
> >Customer said at first, the picture brightness was dim, then would get
> >very bright and shut down except the sound worked. She is not technical
> >at all, so I take this in consideration. I checked the power/defl board.
> >Two power devices, D461 (diode, looks like a HOT on a sink) seems OK,
> >and a HOT Q404 tested OK. Four pico fuses near the front,
> >F850,851,852,853 all test OK in circuit. Nothing visable. I plug it in,
> >can hear a quick double click from a relay at rear. I then push power
> >with the remote and a click, a low audio thump thru speakers, nothing.
> >So, the standby supply is running to recieve the remotes' on command.
> >Searched my archives and techrepair CD  with no results.
> >Anyone have experience with this chassis?
> >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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