[Coco] Monitor proboems

L. Curtis Boyle curtisboyle at sasktel.net
Sat Dec 28 12:44:17 EST 2013


If you can read the screen long/well enough to try it, you can see if it is the double speed causing the issue. Run BASIC09, type 'E' to edit, and then type in a 1 line program:
" POKE 65494,0" (don't put in the quotes, but put in the space before the 'P'). Then hit 'Q' to quit the editor, and then type RUN.
This will kick NitrOS-9 down to .895 MHz, and then you can see if your screen issues continue.

L. Curtis Boyle
curtisboyle at sasktel.net



On Dec 27, 2013, at 3:35 PM, Bill Gordon <cwgordon at carolina.rr.com> wrote:

> That's what I have; a flat screen.
> 
> Going into it and changing a pot is something I really don't feel qualified
> to do. It's just my luck that I'd "adjust" the wrong thing and burn down the
> house.
> 
> -----Original Message-----
> From: coco-bounces at maltedmedia.com [mailto:coco-bounces at maltedmedia.com] On
> Behalf Of Tim Fadden
> Sent: Friday, December 27, 2013 4:26 PM
> To: CoCoList for Color Computer Enthusiasts
> Subject: Re: [Coco] Monitor proboems
> 
> I have 3 of them.  I have only used them on flat screens. I have never seen
> that symptom.  Did you try the reset button on it?  Also there i an
> adjustment pot on the board.  It's usually preset, but something may have
> gotten off a bit. 
> 
> 
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