From: Pasi Ojala (albert_at_cs.tut.fi)
Date: 2006-11-06 17:57:50
> Have you checked the clock -is that running? (both the crystal and > the 7801 and on the Vic2) Just with the multimeter. 2MHz to 8502 is 1.9V, so it guess it would be running fine. > Did you check that you have both 9 VAC and 5 VDC from the power > supply? Also check the voltage out from the bridge rectifier that > makes the +12 V from that 9VAC. Both +5V and +12V are present on the motherboard. And the power supply itself works with another machine. I need to drag it to work to get more precise info. Probably an hour with the logic analyzer will point to the right place. Or at least I'll get nice scope printouts :-) -Pasi -- "Maybe the doc's right. Embrace the moment. In the end, that's all we have. Trouble will come in its own time, it always does. But that's tomorrow. Give me today, and I *will* be happy." -- Sheridan in Babylon 5:"Epiphanies" Message was sent through the cbm-hackers mailing list
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