Electrical Circuits Parts Technician First Period Material Identification and Calculations 270103f.

Electrical Circuits

Parts Technician

First Period

Material Identificationand Calculations

270103f

© 2012, Her Majesty the Queen in right of the Province of Alberta

Figure 1 - Simple series circuit.


Figure 2 - Series circuit with common ground.


Figure 3 - Series circuit.


Figure 4 - Parallel circuits.


Figure 5 - Series-parallel circuit (series outside parallel).


Figure 6 - Simple dash light circuit.


Figure 7 - Series-parallel circuit (series inside parallel).


Figure 8


Figure 9 - Open circuit caused by broken wire.


Figure 10 - Normal and shorted circuit.


Figure 11 - Normal reverse and tail lamp circuits.


Figure 12 - Shorted reverse and tail lamp circuits.


Figure 13 - Unintended ground.


Figure 14 - An auto ranging multimeter.


Figure 15 - Digital display and manual range switch.


Figure 16 - Auto ranging DVOM.


Figure 17 - Voltmeter connected to read source voltage.


Figure 18 - Incorrect and correct ohmmeter connections.


Figure 19 - Digital ohmmeter with manual range switch.


Figure 20 - Auto ranging DVOM.


Figure 21 - Diodes.


Figure 22 - Zener diode symbol.


Figure 23 - LED symbol.


Figure 24 - Seven-segment LED.


Figure 25 - Use of a diode for polarity protection.


Figure 26 - Transistors.

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