. . . . . . . . . . . . . . . . . . . . . . . . .
The following words and symbols mark special messages
throughout this guide:
!
IMPORTANT: Text set off in this manner presents clarifying
information or specific instructions.
NOTE: Text set off in this manner presents commentary, sidelights,
or interesting points of information.
xvi
Preface
WARNING: Text set off in this manner indicates that failure to
follow directions could result in bodily harm or loss of life.
CAUTION: Text set off in this manner indicates that failure to
follow directions in the caution could result in damage to
equipment or loss of information.