Lesson 2/Learning Event 1
LESSON 2
PRACTICAL EXERCISE (CONT)
(PERFORMANCE-ORIENTED/MULTIPLE CHOICE)
3.
The _______________ circuit is the same in all mode of operations
for the TA-312/PT.
a.
power
b.
transmission
c.
outgoing signal
d.
receiver
4. When signaling in the LB mode, _____________________ prevents ringing
current from flowing through the local telephone.
a.
capacitor M
b.
lineswitch contacts 3 and 4 (hookswitch)
c.
varistor CR2
d.
lineswitch contacts 1 and 2 (hookswitch)
5.
If the operator at the CB switchboard does not receive a
signal, _______________ in the local telephone is at fault.
a.
capacitor M shorted
b.
resistor B open
c.
resistor L shorted
d.
resistor L open
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