6. Buzzer measurement m) Press the power button to turn on, then press the "DMM" button to enter to the multimeter function interface; n) Press the up, down, left and right direction keys or F1, F2, F3, F4 multi-function keys to select "Buzzer"; o) Insert the black pen into the input port of the COM banana socket, and insert the red pen into the input port of the V/Ω/C banana port; p) Connect the red and black forms to the measured point. If the resistance of the measured point is less than 50 ohms, the instrument will emit "drop" sound. 7.
Data hold function Press the button on the instrument, and the displayed data will hold on the display, even if the input signal changes or eliminates, the value will not change. Note: Please select the required measuring gear correctly and then measure again. 21