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Arcade and Pinball Discussions => Beginner's Help Corner => Topic started by: qrulz on October 15, 2015, 08:24:50 am



Title: 4900 brightness
Post by: qrulz on October 15, 2015, 08:24:50 am
How do I adjust the brightness on the WG 4900 in my Qbert?


Title: Re: 4900 brightness
Post by: John's Arcade on October 15, 2015, 11:14:18 am
How do I adjust the brightness on the WG 4900 in my Qbert?

On the flyback, there are two knobs. One is screen, the other is focus. The screen pot is for brightness. The screen pot should be the lower pot.

There is also a black level pot on the PCB.

Consult this for further clarification:

http://pounceatron.dreamhosters.com/games/krull/WG-4901.pdf