Agilent Technologies InfiniiVision 5000 Series Programmer's Manual page 118

5
Commands by Subsystem
Introduction to Root level commands control many of the basic operations of the
Root (:)
instrument. These commands are always recognized by the parser if they
Commands
are prefixed with a colon, regardless of current command tree position.
After executing a root- level command, the parser is positioned at the root
of the command tree.
118 Agilent InfiniiVision 5000 Series Oscilloscopes Programmer's Guide