Spectrum Masterâ„¢ MS271xE User Guide : Quick Start Guide : Measurement Mode Selection
 
Measurement Mode Selection
Press the Menu key, then press the shortcut icon for the desired application, or measurement mode. See Figure: Menu Screen - Shortcuts to Installed Applications. Alternatively, you can press Shift followed by the Mode (9) key, then select the measurement mode from the Mode Selector list box.
Menu Screen - Shortcuts to Installed Applications
 
Note 
The application shortcuts displayed in the top rows of the Menu screen will vary depending on the firmware and options installed on the instrument.