RIGOL DS6000 Series - Manual (Page 184)

RIGOL 8 Reference Waveform
DS6000 User’s Guide 8-4
To Select REF Source
Press Current and use
to select any reference channel (Ref1-Ref10) that has
been turned on and then press Source to specify a reference source (CH1-CH4 or
MATH) for this channel. Note: only channels currently enabled can be selected.
To Save to Internal Memory
Press Save to save the waveform (screen region) in the specified source to internal
memory as reference waveform and display it on the screen. Note that this operation
only saves the reference waveform to the volatile memory and it will be lost after
power-off.
To Adjust REF Waveform Display
To adjust the reference waveform in specified Current:
Press REF to set the oscilloscope to REF function state. Then, press and use
to adjust the vertical position of the reference waveform and press and use
to adjust the vertical scale of the reference waveform.
Press Reset and the reference waveform returns to the position where the source
channel waveform is located when Save is pressed down.