User`s guide

Front-Panel Controls 2

5000 Series Oscilloscope User’s Guide 65

To set up the Horizontal time base

1 Press the Menu/Zoom key (labeled Main/Delayed on older

models) in the Horizontal section of the front panel.

The Horizontal menu lets you select the horizontal mode (Main,

Zoom, Roll, or XY), and set the time base vernier and time

reference.

The current sample rate is displayed above the Vernier and Time

Ref softkeys.

Main mode

1 Press the Main softkey to select Main horizontal mode.

Main horizontal mode is the normal viewing mode for the

oscilloscope.When the oscilloscope is stopped, you can use

the Horizontal knobs to pan and zoom the waveform.

2 Turn the large knob (time/division) in the Horizontal section

and notice the change it makes to the status line.

When the oscilloscope is running in Main mode, use the large

Horizontal knob to change sweep speed and use the small

knob ( ) to set the horizontal position. When the

Main sweep

mode

Zoom sweep

mode

Time base

vernier

Trigger level

or threshold

Trigger

source

Delay

time

Roll

mode

Time

reference

Sweep

speed

Trigger

point

Time

reference

Current

sample rate