 |
|||
|
|
|||
|
Page Title:
Chapter 1. FUNCTIONING OF EQUIPMENT |
|
||
| ||||||||||
|
|
  FUNCTIONING OF EQUIPMENT
channels. The index lists the individual parts
Scope
(-10, -20, -35P, etc) and the latest changes
a. This manual contains general support and
to and revisions of each equipment publication.
depot maintenance instructions for Power Sup-
ply PP-3514/U. It includes instructions ap-
propriate for troubleshooting, testing, aligning,
and repairing the equipment. It also lists tools,
Power Supply PP-31514/U is a direct-current
material, and test equipment required for gen-
(dc) power supply used to supply power to oth-
eral support and depot maintenance. Function-
er equipment. The signal paths are shown
al analysis is covered in paragraph 1-3.
the block diagram and discussed in a through
b. The complete technical manual for this
g below. Refer to the overall schematic dia-
equipment includes TM 11-6625-617-12.
gram (fig. 7-3) for complete circuit detail
c. The direct reporting of errors, omissions,
a. Transformer. The secondary of trans-
and recommendations for improving this equip-
former T1 supplies alternating-current (ac)
ment manual by the individual user is author-
power to the power supply. The primary may
ized and encouraged.
DA Form 2028 will be
be connected to 115 volts ac or 230 volts ac
used for reporting these improvements. This
changing the jumpers on the primary.
form may be completed by using pencil, pen,
b. Rectifiers. The power supply rectifiers
or typewriter. DA Forms 2028 will be complet-
provide approximately 43 volts dc to the regu-
ed by the individual using the manual and for-
later and -20 volts dc to the emitter follower
warded direct to Commanding General, U. S.
and amplifier circuits.
Army Electronics Command, ATTN: AMSEL-
MR-(NMP)-MA, Fort Monmouth, New Jersey
c. Regulator. Regulator Q1 acts as a vari-
07703.
able series resistance to control the voltage of
the power supply output. The front panel
VOLTAGE ADJUST control selects the volt-
age level.
d. Emitter Follower. Emitter follower Q4
Refer to the latest issue of DA Pam 310-4 to
supplies a constant reference voltage to the
determine whether there are new editions,
amplifiers.
changes, or additional publications pertaining
e. Amplifiers. Amplifiers Q2 and Q3 ampli-
to this equipment. Department of the the Army
fy any change between the output voltage and
Pamphlet No. 310-4 is an index of current tech-
the reference voltage to the constant voltage
nical manuals, technical bulletins, supply man-
of the emitter follower. This voltage is applied
to the regulator as a controlling voltage which
uals (types 7, 8, and 9), supply bulletins, lu-
maintains the output of the regulator at a con-
brication orders, and modification work orders
that are available through publications supply
stant value.
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals