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Faulty ULA with white screen...

Posted: Mon Aug 23, 2021 5:21 pm
by bola_dor
I had this machine with a video failure, some times booting with a "?" In place of the [K] cursor.. some times with a ghost character opposite to the cursor and a poor quality video output still it suddenly only gave a white screen.. a new ULA fixed it..
So be aware that a white screen doesn't always means a healthy ULA.
Sounds logical as ULA have different functions.. and building the display sync may be preserved in this case..