Re: Asteroids with no video

Hi !

Did you check/replace all the chassis transistors? Probably one of them is
shorted to the chassis. Insulating pads could be cracked/broken or
missing... Check them with a DVM on continuity between chassis and outside
of transistor.

Good Luck.

Steve

At 08:31 AM 7/18/2005, you wrote:
>Hello all. I've been researching this over the last several weeks, I
>finally found this place :) I picked up an asteroids game for free
>:) Just no video, everything else seems to work.
>
>It's a WG 19V2000 monitor.
>The problem is the F100 fuse blows right away when the monitor is powered
>up.
>
>I've been asking around and apparently this is a common problem with the
>19V2000? And that I'd need a rebuild kit. Looks up prices, bought the
>kit and a new big blue form Bob Roberts. Even if this doesn't fix the
>problem it is for the good :) I also hear it might be a bad HV diode??
>
>Either way this requires dicharging the monitor which is something I don't
>want to do on my own. So I am thinking about calling a local tv repair
>place. Good idea?
>What type of things should I ask? I know that the monitor needs to be
>discharged slowly as to not blow the HV diode. A TV repair person would
>have a good discharging tool, right?
>Do you need to discharge with the chassis pcb still plugged into the HV
>circuit and such?
>I hope the TV repair person would put in the 4 caps of the rebuild kit
>that go on the HV circuit. I would feel safer for myself then. I can
>handle the rest.
>
>All I have done so far is take the monitor out of the cabinet and test to
>make sure the voltages going to the monitor are within tolerances. So far
>everything checks out.
>
>The other possibility is could something be wrong with the game PCB to
>cause this problem?
>
>Pics
>http://photobucket.com/albums/v472/SirPoonga/asteroids/
>
>Ultimately if I get this going I might try and find a robotron cocktail
>cabinet or make one. I'd rather have a cocktail table as that is less
>intrusive in an apartment. And since I don't have an original cabinet
>anyway I wouldn't feel bad about getting rid of it.
>
>
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Received on Mon Jul 18 12:09:46 2005