23SCPI Programming FundamentalsWhere to find X-Series SCPI Command DefinitionsWhere to find X-Series SCPI Command DefinitionsAll X-Series SCPI commands are described in two locations: the Users & Programmers Reference manual for eachapplication (PDF format), and the Embedded Help for each application (HTML Help format).Help System Features for SCPI ProgrammersHelp System Contents PaneThe features described below are shown in the Help system Contents Pane (see Figure 2-1).Figure 2-1 Example Help System Contents PaneReference Type Usage & More InformationUsers & ProgrammersReference ManualsAll available PDF manuals are included on the X-Series Spectrum Analyzer Documentation DVD, in the folder\files.You can also download all Users & Programmers Reference manuals from the Keysight web site, by using thehyperlinks in the Additional Documentation section of the instrument’s Embedded Help.In the Users & Programmers References, SCPI command descriptions are organized by front-panel functionality, butyou can also find a specific command by looking for it in the common or measurement-specific "List of SCPICommands" chapters.Embedded Help The instrument’s Embedded Help system contains context-sensitive reference information for each installedmeasurement application. To see the Help topic for any active function or key, press the green front-panel Help keywhen the measurement application is open. For more details of how to use Help as a SCPI command reference, see“Help System Features for SCPI Programmers” on page 23.In the Help files, SCPI command descriptions are organized by front-panel functionality, but you can also find aspecific command by looking for it in the alphabetized List of SCPI Commands.All available Compiled Help Metafiles (CHMs) are also included on the X-Series Spectrum Analyzer DocumentationDVD, in the \help subfolder. The CHM Help file for each measurement application has a name of the form.en-us.chm.