Good chance that the Op-Amps went out. I had the same problem about a
year ago on 2 boards. I replaced all 4 op amps (2 81s and 2 82's) and got
video back. The bad op-amp probably took your 4016's out too so you
need to replace those, or you may get squished video.
--- Mike Ellingson <mike.ee@gte.net> wrote:
> Hi. I have an Asteroids board that plays but no video. Self test said P4 was
> bad. Replaced all 4 vector rams and still no video and now no self test.(just
> one single chirp) when any botton is pressed but game still plays. Tried a
> vector eeprom from a parts board and no change. would greatly appreciate any
> help.
> Thanks
>
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Received on Thu Oct 3 23:27:22 2002
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