Re: 1581 problem

From: RayBryan (raycomp_at_visi.com)
Date: 2007-03-01 01:27:56

The problem sounds similar to what, in my recollection, sometimes  
happened on the 1541 when either the 74LS14 or the 7406, which are in  
the iec serial input  lines, goes flaky.  (But it has been years  
since I had such problem on my 'bench to fix.) To be certain an  
o'scope on those chips would be needed.

--Ray

On Feb 28, 2007, at 4:41 PM, Andrew Wiskow wrote:

> Yes.  Like I said, it responds with a DRIVE NOT READY error.  Or,  
> more specifically, error #74.  The track and sector numbers listed  
> after the error always seem to be different...  probably depending  
> on which file I'm trying to load or save.
>
> -Andrew
>
>
> -----Mensagem Original----- De: "RayBryan" <raycomp@visi.com>
> Para: <cbm-hackers@ling.gu.se>
> Enviada em: quarta-feira, 28 de fevereiro de 2007 13:15
> Assunto: Re: 1581 problem
>
>
>> Andrew,
>>
>> Have you done the J-Dos @ command after the error to read the  
>> error message there?
>>
>> --Ray
>
>
>       Message was sent through the cbm-hackers mailing list
>

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