Power Transistor

POWER TRANSISTOR

Power Transistor Connector Identification:

1. Connect the negative (-) terminal of a 3V power supply (1 dry cell battery) to terminal 2 of the power transistor; then check whether there is continuity between terminal 3 and terminal 2 when terminal 1 and the positive (+) terminal are connected and disconnected.
2. Replace the power transistor if there is a malfunction.