18.
The telephone is installed in a vertical position. You are checking the batteries. Which batteries
should have the negatives on the top?
A.
The ones on the bottom
B.
The ones on the left
C.
The ones on the right
D.
The ones on the top
19.
How many positions are on the MODE SELECT switch?
A.
Two
B.
Four
C.
Six
D.
Seven
20.
What type batteries does the TA-838( )/TT use?
A.
BA-30
B.
BA-32
C.
BA-40
D.
BA-42
21.
Where are the wires connected for 2-wire operation?
A.
To XMIT
B.
To RCV
C.
One to XMIT and one to RCV
22.
What is the value of the resistors needed to check the TA-838( )/TT?
A.
100 ohms
B.
500 ohms
C.
1000 ohms
D.
1500 ohms
23.
The telephone set is located less than 4 miles from the switchboard. Which type of supervision
can be used?
A.
AC
B.
DC
C.
LB
D.
DTMF
SS0441
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