4-9.
Aboard ship, what document provides the
specific voltage and frequency values as
well as the location of your computer’s
power?
1. MIL-STD-1399
2. MIL-HDBK-411
3. Ship’s electronics doctrine
4. MIL-HDBK-263
4-10.
For referencing input power ashore, which
of the following documents should you
use?
1. MIL-STD-1399, Section 300A
2. MIL-STD-480
3. MIL-HDBK-411
4. Each of the above
4-11.
For referencing input power aboard ship,
which of the following documents should
you use?
1. MIL-STD-1399, Section 300A
2. MIL-STD-480
3. MIL-HDBK-411
4. Each of the above
4-12.
Where does the input line voltage go before
it is received by the transformer section of
the computer’s power supply?
1. To the rectifier section
2. To the ON/OFF switch
3. To the blower fan
4. To the filter section
IN ANSWERING QUESTIONS 4-13 THROUGH
4-20, SELECT THE POWER SUPPLY SECTION
THAT MATCHES THE CHARACTERISTIC
DESCRIBED IN EACH QUESTION.
1. Regulator
2. Rectifier
3. Filter
4. Transformer
4-13.
Isolates power supply from the input line
voltage.
4-14.
Provides regulated power to additional
circuits for further filtering and/or
conversion.
4-15.
Converts ac input signal to pulsating dc
voltage or ripple.
4-16.
Steps up input line voltage.
4-17.
Output of power supply is maintained at a
constant level.
4-18.
Necessary power for bus system
terminating resistors.
4-19.
Removes pulsating dc ripple and produces
a useable dc voltage.
4-20.
Provides dc power to backplane wire
harness, and to remote, operator, and
maintenance consoles.
4-21.
The voltage levels and logic convention for
mainframe and minicomputers are
identical.
1.
True
2. False
4-22.
The output of the computer’s power supply
can be distributed by which of the
following sections?
1. Rectifier only
2. Regulator only
3. Both rectifier and regulator
4. Filter
2
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