3.
In the manpack configuration, operating voltage is supplied to the KY-57 by a--
a.
BA-1372.
b.
BA-3030.
c.
BA-4386.
d.
BA-5590.
4.
To operate in the secure mode you must set the KY-57 MODE switch to--
a.
P.
b.
C.
c.
LD.
d.
RV.
5.
What should you do if the battery box becomes hot to the touch?
a.
Continue to operate.
b.
Check the battery for indications of a short.
c.
Turn the equipment off and let it cool.
d.
Change batteries.
6.
What is the life expectancy of the fill battery?
a.
30 days.
b.
60 days.
c.
3 months.
d.
6 months.
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