Password to start iCu2 

If you want to setup a password for the first time, leave the Old Password area empty, and type in your new password into the New Password and Confirm Password areas, then click on Change Password

If you want to change your current password, type your existing password into the  the Old Password area, and type in your new password into the New Password and Confirm Password areas, then click on Change Password

If you want to remove the Start Up Password, type your existing password into the Old Password area, and then leave  the New Password and Confirm Password areas blank , then click on Change Password