> My mac SE/30 has vertical lines on the screen after restarting my mac
> after  hanging in unix boot.  I do not have a chime nor a happy mac..and
> the screen has  vertical lines about 3/16 of an inch apart

Possibly mixing apples and oranges, but here goes.

I had a similar experience with a Mac SE.  Unfortunately, it turned out
to have been a dead motherboard....

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Steve Revilak
revilak@umbsky.cc.umb.edu