If You Are Using A Non-Graphics Terminal - HP Ultrium Configuration Manual

The following details are displayed:
4.
Check the following values and change them if necessary:
• BLOCK Size = 0
• Use EXTENDED file marks = "no"
• RESERVE/RELEASE support = "yes"
• Set maximum delay for the READ/WRITE command = 1200
Click on the " DO " button to apply the changes.

If you are using a non-graphics terminal

1. At the command line type:
% smit -C tape
HP Ultrium drives UNIX configuration guide 19