diode and the black test lead to the negative end, a
beep sounds if connected the diode normally.
Note: Generally the positive end of the diode is the
longer one.
4. Read the result on the LCD display;
5. If there is no reading, switch the test leads to the
opposite ends of the diode and measure again.
WARNING
To avoid damage to the meter or the measured
object, disconnect the circuit power and
discharge all the high-voltage capacitors before
testing.
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