Have you checked the SCSI chain termination and its power?
(Or does SunOS work OK on this same hardware?)

derry.birse@ind.alstom.com writes:
 > 
 > 
 > Thanks to all who replied to my last problem, I am now at the point of copying
 > the miniroot into the swap partition but have run into a further problem. The
 > commands used were as follows:
 > 
 > mt -f /dev/nrst0 rewind
 > mt -f /dev/nrst0 fsf 2
 > dd bs=32k if=/dev/nrst0 of=/dev/rsd0b
 > 
 > However this bombs out with the following messages and I can go no further with
 > the install.
 > 
 > st0(si0:4:0) no data found, requested size: 64 (decimal) data = 34   00   00
 > 0+0 records in
 > 0+0 records out
 > 0 bytes transferred in 1 secs (0 bytes/sec)
 > 
 > Can anyone shed some light on this?
 > 
 > I also get the following message in the middle of booting up from the boot tape,
 > although it does not seem to cause a problem, can anyone tell me what causes it?
 > 
 > getbyte error, target never set REQ.
 > 
 > thanks to anyone who replies
 > 
 > Derry Birse
 > 
 > 
 >