Re: Need help fixing a C128 DCR

From: Laze Ristoski <>
Date: Thu, 24 Jun 2010 22:24:45 +0200
Message-ID: <>
Thank you for your replies. I appreciate them.

Ruud Baltissen wrote:
> Is it just the normal start-up sequence or the one a C128 does i.e. auto
> start?

The normal start-up sequence.

> My advice: try exchanging the CIA's first. AFAIK they aren't soldered do
> that shouldn't be much trouble.

They are on my board. Any ideas which one is more likely to be the cause,
or should I replace both of them right away?

Bil Herd wrote:
> Are you describing the color RAM for the 40 column VIC or
> do you mean you get random colors on 80 column?

I get random colors in 40 column mode.

> What if the cursor is there but the same color as the background? :)

I recall using the keyboard to type some chars, change colors, etc. I even
tried typing LOAD"$",8 (a few times actually, to make sure I didn't mistype
anything). To my misfortune, the drive didn't come up. :(

> Don't laugh:  Lick your finger and get it down around all of the
> pins on the color ram and the quad buffer and look for any change,
> if something changes based on your finger it probably is floating.

I could never laugh at the man who made the "herdware" possible.
In fact, I feel quite privileged talking to you.
Still, I can't take your advice. The machine looks so brand new that
I try to leave as few fingerprints on it as possible. Using saliva is
out of the question. :) Maybe as a last resort...


       Message was sent through the cbm-hackers mailing list
Received on 2010-06-24 21:00:11

Archive generated by hypermail 2.2.0.