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Author Topic: Need help fixing A4000  (Read 14123 times)

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Offline freqmax

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Re: Need help fixing A4000
« on: January 11, 2013, 07:02:54 PM »
Quote from: Castellen;722118
The ESD protection in C='s designs generally aren't great, so it's also possible to damage things by plugging in connectors even when the computer is powered off.


What protection does modern computers have that Commodore missed?
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Offline freqmax

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Re: Need help fixing A4000
« Reply #1 on: January 11, 2013, 10:57:09 PM »
I think there are some factory "burn in" test software?
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Offline freqmax

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Re: Need help fixing A4000
« Reply #2 on: January 12, 2013, 09:06:30 AM »
A test ROM could simple send it's output on the serial port.
Serial - OK
CPU - OK
ChipRAM - OK
Paula - OK
Denise - OK
etc..
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