User manual

DSO-2020 USB
Over compensated
Under Compensated
If necessary, use a non-metallic tool to adjust the trimmer capacitor of the probe for
the fattest square wave being displayed on the oscilloscope.
Repeat if necessary.
WARNNING: To avoid electric shock while using the probe, be sure the perfection of the
insulated cable, and do not touch the metallic portions of the probe head while it is
connected with a voltage source.
1.7 Function Check
Perform this functional check to verify that your oscilloscope is operating correctly.
Connect the oscilloscope
You should connect the A-Type Plug of USB cable to your PC USB port and connect
the B-Type Plug of USB cable to oscilloscope USB port.
User’s Manual 13