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- Path: newsfeed.internetmci.com!btnet!demon!alladin.demon.co.uk
- From: ajackson@alladin.demon.co.uk (Action Jackson)
- Newsgroups: comp.sys.amiga.hardware
- Subject: Re: CV64 / A3640 3.0 Fixed
- Date: Mon, 05 Feb 1996 07:16:38 GMT
- Message-ID: <823504770.13271@alladin.demon.co.uk>
- References: <4ellqc$bgc@newsstand.cit.cornell.edu>
- NNTP-Posting-Host: alladin.demon.co.uk
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-
- fkrj@crux4.cit.cornell.edu (Benjamin Kenobi) wrote:
-
-
-
- >Well I just fixed my CyberVision problem and I wanted to post to let others
- >know about my experience in case they find themselves in the same situation.
-
-
- >System:
-
- >A4000/040, Buster 09, A3640 Rev. 3.0, CyberVision64
-
-
- >Symptoms:
-
- >Gurus 8000 0004 sporadically during use. That is, I can get the board working
- >fine with all the software but after a while it will inevitably crash. In
- >this condition, it's really not usable.
-
-
- >Solution:
-
- >Upgrade A3640 to Rev 3.1.
-
- >I got this from an archive provided by Paul Kolenbrander, so get it here:
- >ftp://ftp.iaehv.nl/pub/users/paul/amiga/A4KPALS.LHA
-
- >This is a very simple modification. Probably any electronics repair shop can
- >do it in less than 5 minutes. Bring them your board and tell them to:
-
- > "lift pin 6 of the U200 chip..."
- > "short pads 6 and 7 of the U200 chip..."
-
- >This is the cut and jumper modification mentioned in Dave Haynie's "definitive
- >buster" which will upgrade A3640 from 3.0 to 3.1. Unless you are really good
- >at soldering, have someone else do it for you. I tried it myself and I made
- >a mess- my board no longer worked! Then I took it to the local electronics
- >shop and they did it in less than 2 minutes. They charged me $5 for it. Now
- >my Cybervision works fine.
-
- >Until now, I hadn't gotten a definite response indicating exactly how to solve
- >the problem. I just thought I'd post to let others know that I tried this and
- >it works fine.
-
-
- How do you know what version CPU board you have? How can I tell?
-
-