Hi Michau, On 4/9/11 6:37 AM, Micha³ Pleban wrote: > After replacing U20 I got the correct MS-DOS startup banner, but then the > computer hung again. So I think it's a step in good direction, but still > something is missing. An old issue of the TPUG newletter mentions using the 8088 coprocessor with the B128 (610). It says: > The long awaited B-128 lo-profile machine arrived, 8088 co-processor > equipped. The addition of 10 K termination resistors on data lines to 5V > and ground lines, respectively, eliminated the puzzling, unpredictable > (VERY random) system crashes. Here's the original: http://www.tpug.ca/archive/nl/v5n1.htm Regards, Mike -- Mike Naberezny (mike@naberezny.com) http://6502.org Message was sent through the cbm-hackers mailing listReceived on 2012-01-14 02:00:08
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