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nebulous
Joined: 31 Aug 2007 Posts: 14
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| Posted: Thu Sep 18, 2008 12:57 am Post subject: Horizontal lines over video on Barco 701s. Videos attached. |
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Thanks to help from this forum my Barcodata 701s is up and running again. Unfortunately the saga continues. Video converges decently after a little tweaking, but has some anomalies. Dark lines cover the video depending on what is being displayed at the time. Since I don't have the ability to articulate what I mean I'll demonstrate directly.
Here are two videos of what I mean. The first is of the screen, the second of the tubes. I didn't see this one in the troubleshooting section so I thought one of you all may have some insight.
http://www.crashed.net/~nebulous/barco/screen.avi
http://www.crashed.net/~nebulous/barco/tubes.avi
Any suggestions appreciated as always.
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Nashou66
Joined: 12 Jan 2007 Posts: 16171 Location: West Seneca NY
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Curt Palme CRT Tech
Joined: 08 Mar 2006 Posts: 24396 Location: Langley, BC
TV/Projector: All of them!
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| Posted: Thu Sep 18, 2008 1:50 am Post subject: |
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That could be it. It could also be the H phase control is set off too much. That's in the geometry menu at the top.
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nebulous
Joined: 31 Aug 2007 Posts: 14
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| Posted: Thu Sep 18, 2008 2:19 pm Post subject: |
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Well its certainly not a scanrate that the proj can't handle. Its plain old prog scan dvd 31.x kHz. Interestingly enough when I tried block 5 rather than 6 the problem disappeared, so you're probably right that there was some problem with the geometry. I'll try copying block 5 to block 6 and see if it works on both to eliminate a variable. Slightly OT, Curt, are 701 convergence boards part of the recent board sale?
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Curt Palme CRT Tech
Joined: 08 Mar 2006 Posts: 24396 Location: Langley, BC
TV/Projector: All of them!
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| Posted: Thu Sep 18, 2008 3:15 pm Post subject: |
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Yes, but so far the two sets I've parted out had bad convergence boards..
I've got 2 more to look at today, I'm sure they will be OK.
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