On 5/9/19 9:57 AM, Mister PDP via cctalk wrote: > I was wondering if any in depth > troubleshooting material existed I'd start with the description in WD1600 chip set docs to see if the basic microprocesor is running http://bitsavers.org/pdf/westernDigital/MCP-1600/MCP-1600_Users_Manual_Oct77.pdf