3.Junior User Guidebook
Figure 3-10 Finger Guard
Warning:
To avoid electric shock, always keep your finger behind the safety guard
ring of the probe during the operation.
To protect you from suffering from the electric shock, do not touch any
metal part of the probe tip when it is connected to the power supply.
Before making any measurements, always connect the probe to the
instrument and connect the ground terminal to the earth.
How to Implement Self-calibration
The self-calibration application can make the oscilloscope reach the optimum condition
rapidly to obtain the most accurate measurement value. You can carry out this application
program at any time. This program must be executed whenever the change of ambient
temperature is 5
℃
or over.
Before performing a self-calibration, disconnect all probes or wires from the input
connector. Push the
Utility
button, select
Function
in the bottom menu, select
Adjust
. in
the left menu, select
Self Cal
in the bottom menu; run the program after everything is
ready.
Introduction to the Vertical System
, there are a few of buttons and knobs in
Vertical Controls
. The
following practices will gradually direct you to be familiar with the using of the vertical
setting.
Figure 3-11 Vertical Control Zone
1.
Use the
Vertical Position
knob to show the signal in the center of the waveform
window. The
Vertical Position
knob functions the regulating of the vertical display
position of the signal. Thus, when the
Vertical Position
knob is rotated, the pointer
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