User manual
RIGOL
© 2008 RIGOL Technologies, Inc.
User‟s Guide for DS1000B series
2-74
Preference
Press Utility→Preference to go to the following menu
Figure 2-91 Table 2-57 The Preference menu
Menu
Display
Comments
Screen saver
5 hour
.
.
1 min
OFF
Set up screen saver timer.
Expand
Ground
Center
Set up waveform vertical expand
reference.
Stickykey
Turn the sticky status of CH1,
CH2, CH3, CH4, Math, and REF
on or off.
Default load
Last set
Default
Use the last setup in the next
power on.
Use the default setup of the
system in the next power on.
Screen saver: This function extends the life of LCD backlighting system.
Expand reference: When changing the volts/div. for channels, the signal expands
or compresses around the signal ground level, or the center of the screen. When
Center is selected, the waveform will expand or compress around the center of the
display. When Ground is selected, the channel ground level will remain the same
position on the display and waveform will zoom about the ground level.
Sticky key: If sticky feature is turned ON, when adjusting positions (CH1, CH2,
CH3,CH4, Math, Ref, Trigger level and Trigger offset), the waveform will stop at zero
position until next adjustment, for the ease of getting back to initial positions.