Function Inspection 
 
1.  Press Storage  Default to restore the oscilloscope to its default 
configuration. 
2.  Connect the earth alligator clip of the probe to the “Ground Terminal” as shown 
in the figure below. 
3.  Use the probe to connect the input terminal of CH1 and the “Compensation 
Signal Output Terminal” of the oscilloscope. 
 
 
 
Figure 7 To Use the Compensation Signal
 
4.  Set the attenuation on the probe to 10X. Then press AUTO. 
5.  Observe the waveform on the display. In normal condition, the display should be 
a square waveform as shown in the figure below: 
 
Figure 8 Square Waveform 
 
6.  Use the same method to test the other channels. If the square waveforms 
actually shown do not match that in the figure above, please perform “Probe 
Compensation”. 
 
 
WARNING 
T
insulated wire of the probe is in good condition and do not touch the 
metallic part of the probe when the probe is connected to high voltage 
source. 
Compensation Signal Output Terminal 
Ground Terminal