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Halp!
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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Sun Nov 11, 2007 5:54 pm    Post subject: Halp!

I know this isn't technically a projector, but I still need some help.


http://i28.photobucket.com/albums/c234/FujiFrontier/tv/GREENTUBE.jpg
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/BLUETUBE.jpg
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/REDTUBE.jpg

This Maggie needs its coolant changed.

http://i28.photobucket.com/albums/c234/FujiFrontier/tv/tv1.jpg
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/tv3.jpg
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/5tv2.jpg

In attempting to remove the CRT from the TV...

http://i28.photobucket.com/albums/c234/FujiFrontier/tv/neck2.jpg
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/neck1.jpg

I'm stopped by the anode lead going into the HV splitter. Crying or Very sad I slid the boot back so you can see the connection.

http://i28.photobucket.com/albums/c234/FujiFrontier/tv/ACK2.jpg (Large file)
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/flyback.jpg (Large file)

I didn't want to force it, because I know any little thing on this particular Magnavox set is unobtanium (2001-era TV). Thumbs Down

I'm very surprised that they made it very easy to remove the tube; just disconnect a few leads and voila.

How do I remove that? Please don't tell me I have to cut and splice it.... Neutral
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Curt Palme
CRT Tech


Joined: 08 Mar 2006
Posts: 24396
Location: Langley, BC

TV/Projector: All of them!

Posted: Sun Nov 11, 2007 7:54 pm    Post subject:

No, try pushing down and rotating. THose should slide out from the HV splitter..
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papalek



Joined: 08 Mar 2006
Posts: 1536
Location: Longs SC

Posted: Sun Nov 11, 2007 8:10 pm    Post subject:

If Curt's idea does not work,

It looks like it has a retaining ring. If you push down on the top ring and then pull the wire it should come out. Push the ring down first before pulling on the wire. A lot of air lines, water lines and electrical connections use these now days.

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Joust



Joined: 05 May 2006
Posts: 2429
Location: Almonte, Ontario, Canada

TV/Projector: Marquee 8501LC

Posted: Sun Nov 11, 2007 8:23 pm    Post subject:

looks like a snap in to me. could just pull out
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macgyver655



Joined: 22 Aug 2007
Posts: 8508


Posted: Sun Nov 11, 2007 10:49 pm    Post subject:

I just did one of these Magnavoxs the other day. There are 2 little ears on tthe connector on the tip of the wire. It catches on the inside. You may have to pull pretty hard to get it to come out and when it does you will see the little ears are bent back. Just bend them back where they are suppose to be with needle nose pliers and it is fine for when you put it back in. Good Luck!!
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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Sun Nov 11, 2007 11:06 pm    Post subject:

could i poke a toothpick or something in the little clip? It's my gram's TV and I trust your advice, but I really, really don't want to risk anything at all.

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tse



Joined: 03 May 2006
Posts: 1014
Location: Sweatbucket, Fl.

Posted: Sun Nov 11, 2007 11:07 pm    Post subject:

It almost looks like there are some little tabs on the insert that holds the wire. If you can press them in (probably another on the opposite side?) the insert may come loose.

Scott



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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Sun Nov 11, 2007 11:09 pm    Post subject:

LOL! I posted that probably a second or two right before you did. Thanks! I'm going to walk back over to gram's and give it another shot. Cross your fingers, ya'll! :d
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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Sun Nov 11, 2007 11:48 pm    Post subject:

i think i f-ed up big time Crying or Very sad Crying or Very sad

I pulled out the HV lead like macguyver said.... but part of the little ear clip thing broke off and now is sitting at the bottom of the splitter.

I was scared shitless at this point, to see part of the clip gone with just that little snippet of wire at the end, so I put the HV lead back in and slipped hte boot back over it, and fired up the TV. It comes on, thank goodness, but now makes an audible sizzling/growling kind of noise at a low volume, and there are random lines that appear in the picture. I pulled the HV lead out and reseated it, hoping it was just making a bad contact. I hear the sizzle from the HV lead itself, like pressure escaping from a tyre that's been dunked to check for flats. When I pulled the lead out, I could hear the pzztfftttt coming from the end with the little wire. The TV still makes the noise and there is a picture disturbance; the 16khz whine is also a bit distorted... I didn't leave it on too long because I know that maggies are notorious for blowing flybacks.

what do i do?>

Sad Sad Sad Sad Sad
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Nashou66



Joined: 12 Jan 2007
Posts: 16171
Location: West Seneca NY

Posted: Mon Nov 12, 2007 12:26 am    Post subject:

Looks like oyu have toget that little piece out of the bottom of the socket it fell into. Its probably frying away in there. Lots of voltage going through that wire!!! try using long needle nose plires but make sure he tv has been off for a long time there might be some voltage left in there.

Athanasios

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macgyver655



Joined: 22 Aug 2007
Posts: 8508


Posted: Mon Nov 12, 2007 2:11 am    Post subject:

Wish I saw that pic first. That flyback is different form the one I described, but I have broken those clips off before even when pushing in to remove. They are very fragile. Try using a vacuum to get the piece out, or something sticky on a pencil eraser. Make sure tv is unplugged when doing this. After you remove the piece the wire should now go all the way in. The one remaining clip should hold it in place with the boot. After you assemble it and before you plug it back in, tug on the wire slightly to make sure it is holding. If it seems to pull out you can use a couple of nylon ties to hold it down.
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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Mon Nov 12, 2007 2:31 am    Post subject:

What I meant was, I actually heard the slight fzzfppzpz coming from the wire. After the set was off I pulled the wire out and as I was holding it in the air I heard it hissing.

I'll have to find a long slender piece of plastic to try and get the little clip out of the splitter, or maybe get a drinking straw and 'vaccum' it out that way.

What if it keeps making the frying noise after I get it out? Do you think it could just be due to a bad contact?
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Zebu Fellenz



Joined: 21 Dec 2006
Posts: 2567


Posted: Mon Nov 12, 2007 3:06 am    Post subject:

Bad contact or possibly a small rip in the cable
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PiDD



Joined: 03 Dec 2006
Posts: 87
Location: Winnipeg, Manitoba

Posted: Mon Nov 12, 2007 6:05 am    Post subject:

This is the point where you put the lid back on and call a repair shop Shocked
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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Tue Nov 13, 2007 2:00 am    Post subject:

SILENCE.

Magnavox factory removal tools, part #34872-2211
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/removal.jpg

The set no longer fizzles Razz

A bit of overkill, but I don't want to even go near touching that little bastard
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/hvshield.jpg

The offender. The bottom was a bit charred, as suspected.
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/bastard.jpg

Out
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/myeye.jpg

Before
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/BLUETUBE.jpg

After
http://i28.photobucket.com/albums/c234/FujiFrontier/tv/reeee.jpg

If that bubble doesn't go away, I'll pull the tube again and add a bit more glycol.

sh*t - I got some of that stuff all over my right hand, and I have a small cut. Do you have to -ingest- this stuff for it to kill you? I washed my hands immediately after. The fluid in it was the consistency and colour of olive oil. All I did was open the vent plug and let it drain though there, after using a syringe to take out a fair amount.

What's this about a repair shop? Very Happy

I feel so goddamn accomplished. I'll admit it wasn't the easiest thing in the world... it was quite, quite scary at times - like lifting the tube out of the chassis and not banging the neck against the metal rail... and making sure hte wires idnd't get caught... phew!

But my grandma was pleased as punch, even with only ONE tube cleared Very Happy

Some of that horrible shadowing is now gone, and the blue comes through nice and strong.
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tse



Joined: 03 May 2006
Posts: 1014
Location: Sweatbucket, Fl.

Posted: Tue Nov 13, 2007 2:15 am    Post subject:

Good job!

Scott

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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Tue Nov 13, 2007 2:33 am    Post subject:

so, am I going to wake up tomorrow with kidney failure, or do I actually have to drink the stuff?
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tse



Joined: 03 May 2006
Posts: 1014
Location: Sweatbucket, Fl.

Posted: Tue Nov 13, 2007 2:53 am    Post subject:

You might live. Use wart remover on that third ear that'll grow from your forehead.

Scott

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"Were we directed from Washington when to sow and when to reap, we would soon want bread."

Thomas Jefferson
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macgyver655



Joined: 22 Aug 2007
Posts: 8508


Posted: Tue Nov 13, 2007 4:11 am    Post subject:

Congratulations!!!!!! Thumbs Up
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Fujifrontier



Joined: 20 Oct 2007
Posts: 354
Location: San Antonio, Texas

Posted: Sun Nov 18, 2007 6:45 pm    Post subject:

Hey mcgyver...

When you did the coolant for your Maggie, did you loosen the 4 big hex bolts and disassemble the CRT like it appears in the service manual, as attached?

All I did was drain the coolant, filler'up and put the tube back in. I was very very scared of a few things, namely knocking the magnets out of place even by a hair, getting glycol inbetween the lens coupling, and getting glycol on the yoke or anything else, but I really wanted to clean the tube face and internal lens face of the crap that had built up inside it.

No one scream at me... The lens element was never touching the floor. FOr whatever reasn the green lens is much more recessed than the others, and it has little plastic tabs that keep the lens well away from the floor.



If i loosen those screws, where is the glycol going to leak first?



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