Thanks Sam, format did the trick. Unfortunately my drive is a Western Digital WD1200JB-00CRA1 cyl 57459 alt 2 hd 16 sec 255. It works fine though. Michael Sam Nelson wrote: Hi Mike try: # prtconf -p -v # prtdiag -v # format Between the three they should give you some idea.. Regards Sam Michael A. Moran wrote: I think I have that drive in my system, but I'm not certain. Is there a way (other thanopening the box to determine this? Michael diomedes wrote: This message was sent from: Sun Community Forum. <http://www.gekkou.co.uk/forum/read.php?f=1&i=484&t=478>[1] ---------------------------------------------------------------- i don't see why not, it's under 138GB limit, and i know people running the 80gb drives without problem... i say try it.. Matt ---------------------------------------------------------------- Sent using Phorum software version 3.3.2c <http://phorum.org>[2] --- Links --- 1 http://www.gekkou.co.uk/forum/read.php?f=1&i=484&t=478 2 http://phorum.org