Re: Star Wars vector issues (6100)

From: Malcolm Mackenzie <maxstang_at_sbcglobal.net>
Date: Tue Jan 04 2011 - 18:50:24 EST

Having not looked closely at my Star Wars board set, I'm not sure if it uses the MC1495 chips to correct pincussion like Space Duel, Tempest and Gravitar boards do.  If it does, the loss of one of those chips will cause bowing in the axis with the defective chip.  -Malcolm

--- On Tue, 1/4/11, Scott Zeiser <scott@zeiser.org> wrote:

From: Scott Zeiser <scott@zeiser.org>
Subject: VECTOR: Star Wars vector issues (6100)
To: vectorlist@vectorlist.org
Date: Tuesday, January 4, 2011, 3:28 PM

Happy New Year everybody...

I picked up a Star Wars with a 6100 a while back - I'm just getting around to messing with it.  Right now I've got some vertical stretching/distortion, as well as a couple vector-related issues in spots:

Stretching in the center of Y axis, compressed on top and bottom:
http://i488.photobucket.com/albums/rr249/scottz29/klov/star%20wars/sw4.jpg (stretching is most obvious in this pic)
http://i488.photobucket.com/albums/rr249/scottz29/klov/star%20wars/sw3.jpg
http://i488.photobucket.com/albums/rr249/scottz29/klov/star%20wars/sw1.jpg
http://i488.photobucket.com/albums/rr249/scottz29/klov/star%20wars/sw2.jpg

Vector "tearing":
http://i488.photobucket.com/albums/rr249/scottz29/klov/star%20wars/sw6.jpg (bottom part of the "I" on "Insert" is falling off)
http://i488.photobucket.com/albums/rr249/scottz29/klov/star%20wars/sw7.jpg

I know pincushion is an artifact of Star Wars on a 6100, but this center bowing/distortion is different.  It's only on the Y axis as you can see in the first pic.  It's also definitely a board-related issue - I've had my SW hooked up to another 6100 and the issue showed up on both.  Has anyone seen this before, and if so, where can I start to fix it?

This brings up a second question:  is it worth capping vector boards?  For the distortion, I'm guessing this *might* be cap-related on the AVG board, and DAC related for the vector tearing...  Suggestions?

I've tried the obvious monitor & board adjustments - BIP adjustments, etc.

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Received on Tue Jan 4 18:50:27 2011

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