I got my first Apple IIe Platinum. I got it for a good price I think (60$). Inside were also a 5.25 controller card and a SSC. That's all very nice.
What is not so nice is the fact that it has a video problem.
When I turn it on I get this picture:
After typing ctrl apple reset I got this:
After typing that again the first appeared again. After a while only the first picture appears and nothing else happens if I type ctrl apple reset ...
I tried the following chips from an Apple IIe enhanced (normal not Platinum) without success:
also tested the following IC's:
What could be the problem?
Thanks for any hint!