RE: Need help fixing a C128 DCR

From: William Levak <wlevak_at_SDF.LONESTAR.ORG>
Date: Tue, 29 Jun 2010 05:23:58 +0000 (UTC)
Message-ID: <Pine.NEB.4.64.1006290511430.29038@sdf.lonestar.org>
On Fri, 25 Jun 2010, Baltissen, GJPAA (Ruud) wrote:

> Hallo Laze,
>
>
>> I even tried typing LOAD"$",8 (a few times actually, to
>> make sure I didn't mistype anything).
>
> So if you type something, it doesn't show up? IIRC the 40/80 column
> button is read by the CIA as well. No IRQ -> no reading of the keyboard
> -> no mode switching + no typed chars on the screen. Again: CIA (or
> CPU).

The disk drive initializes separately from the computer, so disk drive 
sounds do not indicate anything about the computer.

You get a screen message, but not correct colors or keyboard input.  This 
suggests that initialization did not complete.  Check the ROMs and RAM, 
especially low RAM.

wlevak@sdf.lonestar.org
SDF Public Access UNIX System - http://sdf.lonestar.org

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Received on 2010-06-29 06:00:04

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