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Author Topic: Weird Video Problems. A Tiny Bit Of Help Please.  (Read 48 times)

keine

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Weird Video Problems. A Tiny Bit Of Help Please.
« on: July 05, 2007, 12:53:00 PM »

IPB Image


I have tested in on this KV-36HS500 at 1080i. I have also tested it on a DELL 2405FPW at 1080i. Same results...... Both using component inputs. We are looking at the weird color/shading problems. The slight blurr is just a shutter speed on my camera deal.
Something is funky. It has slowly been occurring more and more often. Also, when the screen is in its funky state.....I cannot successfully change resolutions. Say to 720p or 480p...it won't let me, the screen will just go blank. Also, the clock is resetting to the beginning. However, its either ON or OFF. There is not in between. I either boot with the problem....or I boot without it and can play indefinitely without problems.


If I start the 360 when its feeling good, the artifacts never show up ever (2.5 hours) and I am able to successfully change resolutions. I've cleaned the connectors with iso alcohol 95%, on the 360 side. I'm also using the latest dashboard/bios version. I have not tried another 360 or another set of cables, since I don't have immediate access to either. I can try new cables if someone thinks this is the problem.

Anyway, I reset my clock and did an initial setup. I'm now at 720p, and it seems to be working for the moment. It will prolly be back. Any ideas?
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keine

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #1 on: July 08, 2007, 09:18:00 PM »

Anybody. It hasn't come up for a long time. Seems to may have stemmed from having my video/audio connector out of port for a little bit while I moved my box. Any ideas?
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twistedsymphony

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #2 on: July 09, 2007, 07:20:00 AM »

there isn't enough info to troubleshoot your problem

http://forums.xbox-s...howtopic=610277
^follow that first.
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keine

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #3 on: July 11, 2007, 10:02:00 PM »

QUOTE
I also noticed that i cant change resolutions when its fucked up like this.
If i try to change the resolution then i get total garbage on the screen.



Same exact thing. Here. The problem looks exactly the same,lieberbiber. Lets put our heads together and try figure it out. Its wonderful that both our 360's are doing this. (Not wonderful, but helpful.)


Usually a couple power up power downs will fix it for me....at least for a little while. Also 720p and 1080i BOTH are producing this problem. Gears of War did it to me just today at 720p ( I thought 720p had fixed it.


I'm hoping I can fix it. If anyone has ANY ideas why this is happening, please don't hesitate. For me it doesn't seem like an overeating type of deal. No Red Lights or anything like that, and the console can be played problem free for large amounts of time problem free without the artifacts showing up (slightly stops an overheating hypothesis).

Anyways, any ideas would be appreciated greatly.

I don't have an extra 360 or cables, But I have tried different TV's at 720p and 1080i, both tvs will eventually produce the same results.

lieberbiber, if you have another set of cables you should try that.You probably already would have if you did though. I don't have a set, and  a different 360 is obviously going to fix it since I've tried multiple tvs.
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keine

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #4 on: July 12, 2007, 11:09:00 AM »

Darn, I guess I have to look forward to no video.

I want to say its a software,kernel glitch or something, but thats me not wanting to admit my hardware is busted. Mine is an October 2005 360. Never had a problem with it until more recently, year and a half no problems. It started happening more recently and with greater frequency.

Mine is already voided of warranty, so I'm willing to open it up and use pennies, iron, clamps, or new thermal paste. Ideas anyone?
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keine

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #5 on: July 12, 2007, 05:45:00 PM »

Yes.....They did.  unsure.gif Anybody know what is causing this? Is it in fact overheating?
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keine

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« Reply #6 on: July 13, 2007, 11:17:00 AM »

Yeah, (Possibly Unfortunately) it doesn't seem to be an overheating issue. What else could it be?
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bulhead

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #7 on: July 14, 2007, 10:23:00 AM »

I just wanted to let you guys know that I had the same problem.  My colors started looking very weird.  Kinda like when you change the colors on you computer desktop to a small setting like 256.  Coloring looked blocky.  I could power my Xbox off and back on and the problem went away, until yesterday.  When I powered it off and back on I had no picture at all, only sound.  I had wierd purple jagged lines sometimes and just moving white blocks other times.  I tried everything.  Changing cables, changing televisions, changing resolutions.  Then I tried the towel trick.  I covered my Xbox in towels and left the power on until it overheated (two flashing red lights).  After letting it cool down for about five minutes, everything was perfect again.  I don't know why it worked, but it did. biggrin.gif
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keine

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #8 on: July 14, 2007, 12:36:00 PM »

bulhead....THANKYOU for your input. This is very helpful.

Bascially, this means maybe the towel method would fix it. But it also suggests that whatever the towel method is targeting is our problem. I thought I read that it reflows certain areas of the board. Hmmmm.

I am also certain now that I will soon face a black screen as well.
I gotta find what the towel trick actually does, and that might be the problem.
Bulhead, how long ago did you perform the towel trick and how long has your 360 been working?

Thanks.


EDIT:::: I'm been reading. Basically the towel trick heats up the board so that the BGU pints  become reconnected. (I only found one person saying this so I could be wrong.) HOWEVER, the thing that ultimately causes the BGU pins to become disconnected is the Heatsink design and the way is pushes pressure onto the mainboard.

Anyways, accordingly doing the X - CLAMP method should fix the stressing of the board. But then what could reflow the BGU pins if they have already become intermittent (strange colors) or completely broken altogether (No video.)

This forums needs a better search feature. I'm sure this has been discussed before.

Here is a link to a X - Clamp tut that looks very composed.
http://rbjtech.bulld..._com/XClamp.htm

Can someone tell me if I'm totally off base or I am getting closer.
This indicates to me (if any of this is correct) that an X - Clamp fix would stop the flexing. However, what happens if the BGU pins have already been flexed. How can I reflow or fix those pins in particular. Any tuts on that. Also!!!! I have never gotten the Red Rings before which suggests overheating. I've just got the funny colors as illustrated above. Are they both related?
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lieberbiber

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #9 on: July 14, 2007, 04:38:00 PM »

what i dont get tho is, why does this not cause the red ring of death? i mean the gpu becoming partially or completey disconnected from the mainboard doesnt count as a serious hw issue? i thougth the rrod is to signal the user the occurence of a serious problem, but they are unable to detect a fucked up gpu?
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towerblocks

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #10 on: July 15, 2007, 03:35:00 PM »

QUOTE(keine @ Jul 14 2007, 08:12 PM) View Post

bulhead....THANKYOU for your input. This is very helpful.

Bascially, this means maybe the towel method would fix it. But it also suggests that whatever the towel method is targeting is our problem. I thought I read that it reflows certain areas of the board. Hmmmm.

I am also certain now that I will soon face a black screen as well.
I gotta find what the towel trick actually does, and that might be the problem.
Bulhead, how long ago did you perform the towel trick and how long has your 360 been working?

Thanks.
EDIT:::: I'm been reading. Basically the towel trick heats up the board so that the BGU pints  become reconnected. (I only found one person saying this so I could be wrong.) HOWEVER, the thing that ultimately causes the BGU pins to become disconnected is the Heatsink design and the way is pushes pressure onto the mainboard.

Anyways, accordingly doing the X - CLAMP method should fix the stressing of the board. But then what could reflow the BGU pins if they have already become intermittent (strange colors) or completely broken altogether (No video.)

This forums needs a better search feature. I'm sure this has been discussed before.

Here is a link to a X - Clamp tut that looks very composed.
http://rbjtech.bulld..._com/XClamp.htm

Can someone tell me if I'm totally off base or I am getting closer.
This indicates to me (if any of this is correct) that an X - Clamp fix would stop the flexing. However, what happens if the BGU pins have already been flexed. How can I reflow or fix those pins in particular. Any tuts on that. Also!!!! I have never gotten the Red Rings before which suggests overheating. I've just got the funny colors as illustrated above. Are they both related?



You take off those ridiculous X-CLAMPS first.. then To reflow the solder to fix any cracked or damaged solder points most people use a heatgun... Then apply AS5 and the X-CLAMP replacment, This is the what i'm going to do when i gat my faulty 360 back tomorrow that has no video.
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towerblocks

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Weird Video Problems. A Tiny Bit Of Help Please.
« Reply #11 on: July 18, 2007, 03:04:00 AM »

Got my 360 back this morning, Just done the heatgun on it, Letting it cool has i type this, Will let you know if i get the picture back on.
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keine

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« Reply #12 on: July 19, 2007, 10:47:00 PM »

QUOTE
what i dont get tho is, why does this not cause the red ring of death? i mean the gpu becoming partially or completey disconnected from the mainboard doesnt count as a serious hw issue? i thougth the rrod is to signal the user the occurence of a serious problem, but they are unable to detect a fucked up gpu?



I also don't get it. Is the No Video similar to the Red Lights problem?


What I don't get is how does the problem of no video fit in between the X-CLAMP replacement and its supposed targeted issue of the Red Lights of Death. I DO NOT have the red lights of DEATH, I just have a video signal that is slowly degrading, and will eventually die from all the people (Thanks) that have experienced this before.

The X-Clamp method is targeted at overheating and the Red Lights. However, the main tutorials, which I linked earlier, I think talk about the "BGU PINS" coming undone and that is the thing fixed by the X-Clamp.

QUOTE
There has been a lot of discussion and debate that the X clamps are the root cause of the 3 red light hardware errors caused by the chip BGU pins becoming broken away from the mainboard.


Does anyone know where the BGU pins are and what they do? The guide wasn't talking about GPU pins?

towerblocks!!!

Just FYI, but the MK1 tutorial for the X-Clamp suggests that no heating is needed to fix the 3 red light problem. Now as I stated before, I don't know if this applies to the no video problem as well (I don't even know if the x-clamp in general applies to the no video/garbled video problem.) However, I'm going to first try the X-Clamp method with AS5 without heat gun to try it. I believe that once the x-clamp method levels the board out and bending is no longer present, that the pins will come back into contact on their own. Again, I do not have the foggiest clue if this is even remotely correct, however I did read both the MKIII and MKI tutorials about 3 times each. From the reading, it sounds like this is the case.

QUOTE


A. Do I need to heat the board for this to work ?  No you should not need to.  If you do, then you are likely fixing the problem by warping the board rather than keeping pressure on the joint with the bolts.

B. Which heat method do you recommend ? I don't recommend any .. but if you have to, then the only one I recommend is to just remove the power from the fans and let the chips and heatsinks heat up until you get the two red lights (ie overheating).  Towel method is NOT recommended - it will kill other components on the board ...


Quotes are those of the MKI and MKIII methods.

I'm going to try the MKIII method, since it does not involve cutting of the heatsinks.

MKI with links to MKIII
MKI X-Clamp Tutorial by RBJTech

towerblocks, Please keep us updated on your progress on the x-clamp method. I'm in almost the same boat as you, as my video is slowly deteriorating.
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keine

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« Reply #13 on: July 20, 2007, 09:01:00 AM »

Oh No. Can anybody shine some light? Anybody?
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keine

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« Reply #14 on: July 23, 2007, 11:35:00 AM »

I'm going to try replacing my XCLAMP. But here is what I think might be the key. I will keep the fans off and the heatsinks loose, and let the gpu and cpu overheat in an effort to re flow points that might be causing the problems. The problem has to be associated with intermittent contact points...its gotta be.  sad.gif

This was a very important step that was listed in lawdawgs tutorial posted around here somewhere.

Anyway after I overheat I'll tighten them down and see what happens. I'll report back. I've got nothing to loose.

towerblocks, you should try this. It might work. Oh, and can anyone else with more hardware knowledge please shed some light?

There are at least 4-5 topics on this same exact problem on this page alone. My problem is a funky video color problem which most likely will develop into a black screen problem. lieberbiber demonstrated that it will eventually happen since his color problems were the EXACT same as mine.


Now as I think about it, I don't know whether to go ahead with the XCLAMP method. The XCLAMP is for 3RLOD and Overheating. I'm not having that problem. Anybody? Twisted Symphony?
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