Here's the log...

>>> boot/1 dka300
.

-DKA300
howto 0x1, bdev 0x2a, booting...done. (31448+22260)

>> NetBSD/vax boot [980110 22:29] <<
: sd(0,3,3,0)/netbsd
sdopen: ctlr=0 unit=3 part=3
sdstrategy(0,3): size=512 blk=0 nblk=1
scsi_tt_read: ctlr0, slave 3, len 512, blk 0, nblk 1
sc_rwdt: op 3, block 0, ram 107dd4, len 1, sc_adr 8, lun 0
exec_scsi_low(0x10cfb0, 8)
sc_wait_bus_free()
sc_select(8)
sc_dma_setup(4, 1080500)
sc_receieve()
begin: c8/c8 c8 c8 (repeats a lot of c8s) timeout in sc_recieve.
-------