Question: You find that there is an input signal on the base of Q 1 and Q 2 . However, there is no output signal. You then measure the dc voltages on Q 2 and find them to be all 0 V. The possible trouble might be
Options
A : C 3 is shorted.
B : C 1 is open.
C : R L is shorted.
D : V CC is 0 V.
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