Operating Basics
Menu and Contr
ol Buttons
Multipurpose knob
Refer to the Reference chapter for detailed information on the menu and button
controls.
Multipurpose Knob. Thefunctionisdeterminedbythedisplayedmenuorselected
menu option. When active, the adjacent LED lights. The next table lists the
functio
ns.
Active menu or option Knob function Description
Cursor Cursor 1 or Cursor 2
Positions the selected cursor
Help
Scroll Selects entries in the Index; selects
links
in a topic; displays the next or
previous page for a topic
Horiz
ontal
Holdoff Sets the amount of time before another
trigger event can be accepted;
Position
Positions the Math waveform
Math
Vertical Scale Changes the scale of the Math
wav
eform
Measure Type
Sel
ects the type of automatic
measurement for each source
Ac
tion
Sets the transaction as save or recall
for setup files, waveform files, and
sc
reen images
Save/Recall
File selection
S
elects setup, waveform, or image files
to save, or selects setup or waveform
files to recall
Source Selects the source when the Trigger
Type option is set to Edge
Video line number
Sets the oscilloscope to a specificline
number when the Trigger Type option
is set to Video and the Sync option is
set to Line Number
Trigger
Pulse width
Sets the width of the pulse when the
Trigger Type option is set to Pulse
TBS1000 Series Oscilloscopes Installation and Safety Manual 21