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5.Advanced User Guidebook
65
Figure 5-61 Self-Calibration
Probe checking:
To check whether probe attenuation is good. The results contain 3 circumstances:
Overflow compensation, Good compensation, Inadequate compensation. According to the
checking result, users can adjust probe attenuation to the best. Operation steps are as
follows:
1. Connect the probe to CH1, adjust the probe attenuation to the maximum.
2. Press Utility menu，press H1 and the function menu will display at the left of the
screen，turn the M knob to choose "Adjust", “ProbeCh.”shows at the bottom menu；
3. Press H4 ，choose “ProbeCh.”，tips about probe checking shows on the screen；
4. Press H4 again to begin probe checking and the checking result will occur after 3s;
Press any other key to quit.
Figure 5-62：Probe Checking
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