Checking Continuity - Radio Shack 22-168A Owner's Manual

Manual dual-display digital multimeter
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is connected to the diode's cathode, This meter
supplies enough forward voltage to light most
LEDs. However,
if the LED's forward voltage is
greater than 2.0 volts, the meter incorrectly indi-
cates that the device is open.
CHECKING CONTINUITY
Follow these steps to check a circuit's continuity.
1. Rotate the function selector to" 4.
2. Plug the black probe into your meter's COM
terminal and the red probe into your meter's
V/Q. terminal.
3. Remove power from the circuit.
Warning:
Never perform a continuity mea-
surement on a circuit that has power con-
nected.
27

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