p You will need to know the CSR address of your disk controller(s) if they are on a Qbus/Unibus. The disk controllers must then be at either 772150 (DUA) or 760334 (DUB). These two addresses are the only recognized by the kernel and boot programs.
p Also; if you are installing on a VAXstation, note that the only supported built-in console is the monochrome graphics on some VS3100's. If you have another graphic card or machine you .Em must have a serial console.