[TechAssist] Re: Mitibushi VS 4544 Vertical collapse 2nd try

I agree! this vertical/horizontal line stuff does seem petty.Ed has hit it
right in the nose!
Give him some credit.
Gary
CHAMBERS TV
BRADENTON,FL
SINCE 1982

----- Original Message -----
From: "Ed Gaidies" <teltek2@xxxxxxxxxxxx>
To: "TechAssist" <techassist@xxxxxxxxxxxxx>
Sent: Friday, August 30, 2002 7:19 PM
Subject: [TechAssist] Re: Mitibushi VS 4544 Vertical collapse 2nd try


>
> Ken;
>     Why don't we just call it a Vertical problem, or a horizontal problem,
> without describing what the line is showing on the screen.  Technicians
will
> know the difference. We will leave the description of the orientation of
the
> line to our customers. I have to explain this to my customers too often,
> over the phone. So on a forum such as this, it will certainly weed out the
> professionals from the novice.
>
>
> -Ed-
> Tel-Tek Electronics
>     Midland, Ontario
>      Canada.
>
> teltek2@xxxxxxxxxxxx
> teltek3@xxxxxxxxxxxx
> teltek@xxxxxxx
>
> "Quality will be remembered....long after Price is forgotten"
>
>
>
>
> gulftech@xxxxxxxx  The above is the reply to your message dated    8/30/02
> 7:06 PM
>
> >
> > Bill,
> >
> > I mean no offense, but please clarify.  You said " When we increase one
> > of the screens, a vertical line will come up."  Don't you mean a
> > horizontal line?  We have been through the vertical/horizontal
discussion
> > before.  I had a tech working for me for years that would call the
> > resultant from vertical collapse "A vertical line."  Drove me crazy!
> >
> > Check the B+ to the output chip.  See if it drops off.  Also, change the
> > diode next to the chip.   An NTE125 will work fine there.
> >
> > One other thought.  Try some cold spray on the jungle IC.  You may be
> > losing drive to the output.
> >
> > Good luck,
> >
> >
> > Ken Smith
> > Gulf Technical Services
> > 3034 Gulf Breeze Parkway
> > Gulf Breeze, FL  32563
> > 850-934-8324 (Voice) 850-932-0819 (Fax)
> >
> >
> > On Fri, 30 Aug 2002 15:42:04 -0700 "Bill S" <billans@xxxxxxxxxxxx>
> > writes:
> >>
> >>
> >> Hi again
> >> as per the message yesterday,  We replaced the Vertical IC 401 and
> >> checked
> >> the vertical yoke plug.  The picture will play for a bit and then
> >> goes out.
> >> When we increase one of the screens, a vertical line will come up.
> >> The
> >> vertical IC chip is a LA7845.  Any other ideas??  Where is C 286
> >> located
> >> at??
> >> Many thanks
> >> Bill Sorensen
> >> New Life Video & Audio
> >> billans@xxxxxxxxxxxx
> >> - - - - - - - - - - - - - - - - - - -
> >>
> >> ----- Original Message -----
> >> From: "Bill S" <billans@xxxxxxxxxxxx>
> >> To: <techassist@xxxxxxxxxxxxx>
> >> Sent: Thursday, August 29, 2002 7:59 PM
> >> Subject: [TechAssist] Mitibushi VS 4544 Vertical collapse
> >>
> >>
> >>>
> >>>
> >>>
> >>> Hi all
> >>> We got this unit in for a no picture sympton.  It would play for a
> >> while
> >> and
> >>> then lines through the picture and then no picture.  The customer
> >> hit the
> >>> set and it would come back on.  Upon checking the unit, We found
> >> that the
> >>> vertical had collapsed.  This was a housecall of many miles away
> >> and the
> >>> customer had originally said that it was an RCA and we only
> >> brought the
> >> RCA
> >>> stuff for a CTC169 fix.   Anyway, We will be going back.  Does
> >> anyone know
> >>> the location number as well as the part number of the vertical
> >> chip and if
> >>> there are any upgrades on this thing?  The help is greatly
> >> appreciated!!
> >>> Thanks
> >>> Bill Sorensen
> >>> New Life Video & Audio
> >>> billans@xxxxxxxxxxxx
> >>> - - - - - - - - - - - - - - - - - - -
> >>>
> >>>
> >>>
> >>>
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