Re: //c screen output gone wrong

[Legacy Ironstone <legacy@ieighty.net>]

CordSAnne wrote:
> 
> My Apple //c recently moved, and now I have set it up in its new home,
> it's misbehaving.  When I switch it on, instead of coming up wwith "Apple
> //c", the screen goes covered in 8x8 blocks of } alternating with inverse
> @, (a bit like the initial screen display on a ][+) and garbled text
> characters spread accross the screen.  If loading a 40char/line program,
> that's as far as it goes, but if loading an 80 char/line program eg
> appleworks, the correct screen display comes up but  with every other
> character printed twice eg "Exit?" would show as "EEii??" or "xxtt".  The
> disk drive makes all the right noises, the characters on the monitor are
> the right size/shape etc.  The monitor is an old green on black one from
> our old ][+ of many years ago, and runs off the monitor output of the //c.
>  Oh and just in case it helps, when I recently typed "print peek (64447)"
> as suggested to someone else on this group recently, the answer was "0".
> 
> So what's wrong with it?? It  seems to me that it's in the interface
> between the thinking part and the display part (if you see what I mean).
> Any ideas??
> 
> thanks for any help,
> 
> Bod

Try the diagnostic mode on the //c.  I beleive its Open Apple-Closed 
Apple-Reset..  It should tell you some... stuff :)

-Legacy