Rigol VS5000 Series User Manual page 102

Key Points
Cursor Y: Cursors Y appears as horizontal lines on the display to measure the
vertical parameters. Usually it is used to measure the Volts. When the source is
set as function, the units are assigned to the function.
Cursor X: Cursors X appears as vertical line on the display and measure the
horizontal parameters. Usually it indicates the time of trigger excursion. When the
source is set as FFT, X means frequency.
2-70 © 2008 RIGOL Technologies, Inc
User's Guide for VS5000 Series