[TechAssist] Re: [ FIXED ] Mitsubishi VS6043 chassis VZ3 -Soldering yoke P.C. board connections.
- From: "Damon" <DamonEB@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 16 Jun 2005 13:29:15 -0500
Yeah, I didn't suggest this method to make it harder....there's only 3
directions you can go with loosened yokes, left, right, and up.
I really haven't experienced any problems with aligning it out in the field
using CNBC or CNN.
Damon B
Telrad Electronics
Fort Wayne IN
----- Original Message -----
From: "LeRoy Westlund" <llw@xxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, June 16, 2005 9:48 AM
Subject: [TechAssist] [ FIXED ] Mitsubishi VS6043 chassis VZ3 -Soldering
yoke P.C. board connections.
> I knew about that method, Damon,...but,...I'm not a big fan about
soldering
> hard to get at locations when they pass the tapping test. Also, I don't
like
> to disturb the yoke position on a set that has near perfect convergence to
> start with. If the Red yoke connection goes bad, I might HAVE to do it
your
> way, cause there is less space to work at on the right side.
>
> I also don't believe in replacing e-caps, and (especially) resistors that
> test good. Even though they have a history of going bad. I don't get
anymore
> recalls then any other, above average tech does.
>
> IMHO,
> LLW
>
> LeRoy Westlund
> Westlund TV & Electronics
> 97 North Main " I forgot,..to remember,..
> Centerfield, UT 84622-0087 to forget "
> Ph./Fax 435-528-3822
> mailto:LLW@xxxxxxxxxx
>
> -----Original Message-----
> From: Damon <DamonEB@xxxxxxxxxxx>
> To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
> Date: Thursday, June 16, 2005 7:35 AM
> Subject: [TechAssist] Re: [ FIXED ] Mitsubishi VS6043 chassis
VZ3 -Soldering
> yoke P.C. board connections.
>
>
> >This is how I do it....
> >1]Remove speaker grille, and panel.
> >2]Get out permanent marker and mark a line on each of the yokes and crts
to
> >realign.
> >3]Disconnect plug if necessary and loosen yoke.
> >4]Rotate yoke so solder/pins are directly facing me--slide up/down for
> >access.
> >5]Solder all pins.
> >6]Do all three yokes.
> >7] Realign starting with the green -use any news show that has the ticker
> >tape for alignment or a grid....or go out to the van and get the
generator
> >for those rare/occasional UHF'ers.
> >8]Close it up, collect money, hope your day consists of nothing but
cracked
> >yoke connections.
> >
> >Damon B
> >Telrad Electronics
> >Fort Wayne IN
> >----- Original Message -----
> >From: "LeRoy Westlund" <llw@xxxxxxxxxx>
> >To: "TechAssist" <techassist@xxxxxxxxxxxxx>
> >Sent: Thursday, June 16, 2005 12:58 AM
> >Subject: [TechAssist] [ FIXED ] Mitsubishi VS6043 chassis VZ3 - Soldering
> >yoke P.C. board connections.
> >
> >
> >> Here is a proceedure I figered out, to solder the yoke P.C. board
> >> connections on these Mits PTVs:
> >> Hope it helps someone in the future.
> >> ***********
> >> 1. Remove speaker grill cover, and work from front of set.
> >> 2. Remove access cover behind speaker grill cover.
> >> 3. Locate the yoke plugs on the yoke P.C. boards, on all 3 CRTs.
> >> 4. Wiggle them to see which one is making the loss of vertical
deflection
> >> trigger the video shutdown cks.
> >> 5. Remove the 2 plugs from the yoke P.C. board.
> >> 6. Position a small 3" x 6" hand mirror, at an angle where you can see
> the
> >> back side of the 5 pin plug, on the P.C. board.
> >> 7. You will see a ring crack around the top 1 or 2 vertical pins of the
> >> jack.
> >> 8. If the gray plastic from the housing is blocking your view, just cut
> it
> >> away with a pair of dykes.
> >> 9. Now take a 35-45 watt pencil iron, with a pointed tip on it, and
bend
> >the
> >> tip at about a 30 degree angle.
> >> 10. Now simply solder the bad connections on the yoke plug as needed.
> >> 11. Re-install covers on front of set.
> >> 12. Collect for you service call.
> >> 13. Smile all the way to the bank.
> >>
> >> Have a nice day,...and have fun on your next repair of these Mits PTVs.
> >> Where there is a will,...there is always a way.
> >> ;-)
> >>
> >> LLW
> >>
> >> LeRoy Westlund
> >> Westlund TV & Electronics
> >> 97 North Main " I forgot,..to remember,..
> >> Centerfield, UT 84622-0087 to forget "
> >> Ph./Fax 435-528-3822
> >> mailto:LLW@xxxxxxxxxx
> >>
> >> -----Original Message-----
> >> From: LeRoy Westlund <llw@xxxxxxxxxx>
> >> To: TechAssist <techassist@xxxxxxxxxxxxx>
> >> Date: Tuesday, June 14, 2005 1:29 PM
> >> Subject: Mitsubishi VS6043 chassis VZ3 - Soldering yoke P.C. board
> >> connections.
> >>
> >>
> >> >Hi members,
> >> >This set has intermittent video, do to bad connections on the Green
yoke
> >> >P.C. board.
> >> >This is a common problem as I understand it.
> >> >
> >> >How do you guys go about getting to the back side of the Yoke P.C.
> >boards,
> >> >to solder the connections on the socket ?
> >> >Do you break the plastic housing, or is there a way to release the
P.C.
> >> >board, and pull it up and out into a position to see what you are
doing
> ?
> >> >
> >> >I hope you don't tell me I have to pull the light box for a simple job
> >like
> >> >this.
> >> >I am trying my best to fix it in the home, from the front access hole.
I
> >> >have tried everything but standing on my head.
> >> >
> >> >Any suggestions ?
> >> >LLW
> >> >
> >> >LeRoy Westlund
> >> >Westlund TV & Electronics
> >> >97 North Main " I forgot,..to remember,..
> >> >Centerfield, UT 84622-0087 to forget "
> >> >Ph./Fax 435-528-3822
> >> >mailto:LLW@xxxxxxxxxx
> >> >
> >> >
> >>
>
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