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Re: Misbehaving Apple II+ -- Help!
- Subject: Re: Misbehaving Apple II+ -- Help!
- From: "Apple2fan" <none@noone.net>
- Date: Sat, 9 Apr 2011 07:41:24 -0400
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"Michael J. Mahon" <mjmahon@aol.com> wrote in message
2086465967323896648.246421mjmahon-aol.com@news.giganews.com">news:2086465967323896648.246421mjmahon-aol.com@news.giganews.com...
> "Apple2Steward" <none@none.net> wrote:
>>
>> So my questions are
>>
>> 1. Can I swap in the IIe CPU to test?
>> 2. Are there other likely sources of failure?
>> 3. Are new 6502s available if that's the problem?
>>
>> Suggestions would be most appreciated!
>
> Ouch!
>
> +5v going to 8v and +12v to 20v does not bode well for your main board or
> your cards.
>
> I'm afraid they may be too damaged to make repair practical--though it
> never hurts to try.
>
> Most diagnostic guides are based on the assumption of a single failure,
> and
> that seems optimistic in your case.
>
> -michael - NadaNet 3.1: http://home.comcast.net/~mjmahon
Thanks -
I am happy to report that the Thunderclock and the disk controller card both
still
work when installed in another machine.