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Figure 1
2.7 Auto Circuit Breaker
The tool is short-circuit protected. Its internal circuit breaker will trip if it becomes
overload. The circuit breaker is a valuable test tool as well as a safety measure to
protect the tool from overload.
When circuit breaker tripped, all other functions of the tool are still active, which
means you can still probe a circuit and observe the voltage reading. When the circuit.
IMPORTANT:
power switch in the tool if you first press the switch, then contact the tip to the
component. The arcing will take place at the tip instead of the contacts of the switch.
markings.
Press the Power Switch forward to activate the tip with a positive voltage. The Red
LED should light up and LCD display will read the battery voltage. A beep tone will
sound. Let go of the power switch and the LED will turn off and the tone will cease.
Press the Power Switch backward to activate the tip with a negative voltage. The
green LED should light up and the LCD display will read 0.0V (ground). A beep tone
will sound. Let go of the power switch and the LED will turn off and the tone will
cease. Your tool is working correctly and is now ready for use. (Figure 1)
When powering-up components, you can increase the life of
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