Rigol DSA1030A series - Marker

RIGOL Front Panel Key Reference
2-82 User’s Guide for DSA1000 Series
Figure 2-25 The marker schematic
2.5.1.10 All Off
Turns off all the opened markers and the related functions.
2.5.2 Marker->
Sets the other system parameters (such as Center frequency, Reference level) using
the current marker readings. Press Marker -> to enable a marker if none of them are
active at present.
2.5.2.1 Mkr->CF
Sets the center frequency of the analyzer based on the frequency of the current
marker.
 If Normal is selected, the center frequency will be set to the frequency of the
current marker.