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Old 05 November 2014, 22:12   #1
iowtheme
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Amiga to VGA

Hi All

I have the GBS8200 ARCADE GAME CONVERTER CGA RGB YUV EGA to VGA Monitor

It is working BUT



As you can see it has lot of white spot runing up the screen

I have test it on 2 Monitor with same result

I have wire the GBS8200 to the picture below



Is there a better way to do this
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Old 06 November 2014, 00:56   #2
DonAmiga
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Does the white spots show when playing the game?
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Old 06 November 2014, 01:27   #3
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try grounding pins 16 through 20
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Old 06 November 2014, 06:06   #4
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How are you powering the gbs? I found my atx power supplies seemed to cause this problem more than my amiga 4000 power supply
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Old 06 November 2014, 09:42   #5
iowtheme
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Quote:
Originally Posted by donamiga View Post
does the white spots show when playing the game?
( yes )

Quote:
Originally Posted by kipper2k View Post
try grounding pins 16 through 20
I will have look thank

Quote:
Originally Posted by voyager_1701e View Post
How are you powering the gbs? I found my atx power supplies seemed to cause this problem more than my amiga 4000 power supply
I am using a separate power supply 5v 300mv

Last edited by TCD; 06 November 2014 at 10:34. Reason: Back-to-back posts merged.
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Old 06 November 2014, 10:03   #6
s2325
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I had same white spots on screen when playing with train toy...
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Old 06 November 2014, 10:28   #7
ptyerman
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Quote:
Originally Posted by iowtheme View Post
I am using a separate power supply 5v 300mv
300ma is not a lot, I should try a higher rated PSU, go for 1 amp at least.
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Old 06 November 2014, 11:52   #8
voyager
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please read this topic about the dots.

http://eab.abime.net/showthread.php?t=75451
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