7.3 Continuity test
1) Press the button to turn on the power, will be displayed and will enter the smart measurement
mode.
2) Press " " key to select " " gear.
3) Insert the red probe into the jack and the black test lead into the "COM" jack.
4) Contact the probe with both ends of the measured resistance or circuit (parallel).
5) When measuring resistance, if the resistance is less than about 50 Ω, the buzzer sounds and the indicator lights
up.
6) Read the results from the display.
14
Mastering the Art of Measurement (DM401B Smart Digital Multimeter) r.01 www.plusivo.com