1. Set the function selector switch to position
FUNC button to display the symbol on screen
2. Connect the test plungers to the circuit and the tester will ring if
continuity is achieved between the 2 plungers.
1. Set the function selector switch to position
FUNC button to display the symbol on screen
2. Connect the test plungers to the diode:
(A) Test in the direct direction: connect the black plunger to the
cathode and the red plunger to the anode, measuring the voltage
in the direction of a normal diode; the screen will display 0.5 to
0.7V and the blocked direction will display "OL".
(B) Test in the opposite direction: connect the black plunger to the
anode and the red plunger to the cathode. The diode is good if
the display shows "OL".
When the symbol
1. Turn the selector switch to Off
2. Loosen the screws on the back of the tester
3. Open and replace the 2 batteries with batteries of the same type
(2xLR44 1.5V)
4. Tighten again.
The replacement of the fuse is very rarely necessary and is usually due to a
handling error; replace it with fuses of the same model.
appears, replace the batteries.
and press the
and press the
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