[TechAssist] Re: Vertical or horizontal line
- From: "Bill McFarland" <billmcfarland@xxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 15 Jan 2002 10:31:01 -0700
I agree. I know tech that have been doing this longer then me and still
don't get that right.
I too have the same pet peeve. Drives me NUTS! Another one is when people
say
"I think its got a short in it!"
*snicker*
Good luck, God Bless
Bill McFarland
DMC Electronics
Salt Lake City, Utah
----- Original Message -----
From: <gulftech@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, January 15, 2002 9:11 AM
Subject: [TechAssist] Re: Vertical or horizontal line
>
> Amen!
>
> That is a pet peeve of mine. One of the techs who used to work for me
> called vertical collapse a "vertical line." It would infuriate me. But,
> like you said, we can't see the symptom in a post. We can only go by the
> information given.
>
> Some may be offended by Jack's post as too simple and too obvious. Not
> at all. Too much confusion is involved in this.
>
>
> Ken Smith
> Gulf Technical Services
> 3034 Gulf Breeze Parkway
> Gulf Breeze, FL 32561
> 850-934-8324 (Voice) 850-932-0819 (Fax)
>
>
> On Tue, 15 Jan 2002 06:18:02 -0800 Dennis Viereck <wa6ati@xxxxxxxxxxxxxx>
> writes:
> > Geez!
> > I'm glad someone said something. I have to bite my fingers each
> > time I read a post for a tech who tries to describe the symptom by
> > the name of the circuit. I do tech support over the phone everyday
> > and a day does not go by when I get a tech that confuses these
> > terms.
> > Figure this one out, you guys that don't know the difference! We,
> > on the other side of the fence cannot see the
> > symptom.................
> >
> > Dennis Viereck
> >
> >
> > Jack wrote:
> >
> > > Vertical is up and down
> > > Horizontal is left to right
> > >
> > > A horizontal line = no vertical sweep
> > > A vertical line = no horizontal sweep
> > >
> > > This is confusing to even the most experienced techs
> > > it seems...
> > >
> > > Jack
> > >
> > > --- Premium Technologies <premtech@xxxxxxxxxxxxxx>
> > > wrote:
> > > > Dan,
> > > > I have merely a thin vertical line about 1/4 (1/3)
> > > > of the way down from the top of the screen. I've
> > > > previously replace u4501 and changed-out r4511 on
> > > > your recent tip. No change...
> > > > I'll try resoldering the ground next, in the tuner.
> > > > I think my voltage is a bit high on pins 4 and 5 of
> > > > rn4501 (20v), but I don't believe that of itself
> > > > should collapse the vertical.
> > > > Thanks for the help...
> > > > Bill
> > > > Premium Technologies
> > > > Ocean Park, Washington
> > > > ----- Original Message -----
> > > > From: Webster TV
> > > > To: techassist@xxxxxxxxxxxxx
> > > > Sent: Monday, January 14, 2002 7:58 AM
> > > > Subject: [TechAssist] Re: GE - 31GT657FM1, Chassis
> > > > CTC177CC
> > > >
> > > >
> > > >
> > > > Bill,
> > > > Don't fully understand your problem. Do you have
> > > > vert. deflection and just
> > > > have a line across screen or don't you have vert.
> > > > deflection and the vert.
> > > > line is 1/4 of the way down screen instead of
> > > > across middle? Here's one tip
> > > > on a CTC177 for a vert. line but line is 1/3 of
> > > > the way up screen. Defective
> > > > U4501 and bad resister R4511(1ohm-2w)off of pin 2
> > > > of U4501. Also a
> > > > defective eprom caused by bad tuner grounds can
> > > > cause all kinds of problems,
> > > > including vert. problems.
> > > >
> > > >
> > > > Dan Webster
> > > >
> > > > Webster's TV
> > > >
> > > > Shullsburg, Wi
> > > >
> > > > ----- Original Message -----
> > > > From: Premium Technologies
> > > > <premtech@xxxxxxxxxxxxxx>
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Sent: Sunday, January 13, 2002 3:09 PM
> > > > Subject: [TechAssist] GE - 31GT657FM1, Chassis
> > > > CTC177CC
> > > >
> > > >
> > > > > Content-Type: text/plain;
> > > > > charset="Windows-1252"
> > > > > Content-Transfer-Encoding: quoted-printable
> > > > >
> > > > > BlankGentlemen,
> > > > > I'm having an elusive vertical problem with the
> > > > above described which is =
> > > > > producing a horizontal line 1/4 of the way down
> > > > from the top of the =
> > > > > screen. No schematic on this one, but from past
> > > > experience it seems my =
> > > > > in voltage might be low on the vertical
> > > > deflector U4501.
> > > > > I've replaced U4501, and about 8 of caps in
> > > > that circuit, (C-4502, =
> > > > > 4108, 4107, 4506, 4505, 4705, 4112, 4404) with
> > > > no change in symptoms. =
> > > > > My voltage readings on pin 1 and 2 of U4501 are
> > > > 13.4 and 24.7 =
> > > > > respectively, and 23.0 on 5-Vout.
> > > > > I've traced circuit for open shorts with no
> > > > luck, and quickly running =
> > > > > out of patience. Any help would be
> > > > appreciated...
> > > > > Bill
> > > > > Premium Technologies
> > > > > Ocean Park, Washington
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
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