> There are no drivers supporing the P400 controller. > > How can I get debian to install on this system Are you installing Sarge or Etch? Etch has drivers for many of the Smart Array controllers from Compaq/HP. Etch might auto-detect them. If not, try switching to a separate virtual console during the (Etch) installer and try: # modprobe cciss Or possibly # modprobe cpqarray