When you get it working maybe post some pictures or a brief description of the setup. I have a 4000-700 that I believe was used in some sort of dual mode like you describe, but it's still on my to be explored list
On Tue, Jan 2, 2024, 2:51 PM Jonathan Stone via cctalk < [email protected]> wrote: > > On Tuesday, January 2, 2024 at 11:29:36 AM PST, thomasdzubin--- via cctalk > <[email protected]> wrote: > > > > Can I install the KFQSA card in my 4000-200, disconnect the internal > disks from the SHAC and connect the disks to the KFQSA thereby allowing > NetBSD >to run? > > Oh wait, your "Vax 4000-200" is a KA660 in a BA215? Then the internal DSSI > is connected via the 50-pin connector piggybacked on the KA660. > Not via the BA430 backplane. Connecting the KFQSA's external DSSI > connector to the other end of the DSSI bus, via an external DSSI cable, > should still work. > > The possible problem with just disconnecting the DSSi internal cable from > the CPU and leaving it hanging, is no longer terminating that end of the > DSSI bus. >
