36 MB pdf download - VIR History
36 MB pdf download - VIR History
36 MB pdf download - VIR History
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Contents<br />
NAVSHIPS 91047<br />
FRONT MATTER<br />
Paragraph<br />
( u) AF Jack Panels<br />
(b) Terminal Boards<br />
( c) AF Selector Switch Wiring<br />
i. External Interconnecting Cables<br />
(t) RF Wiring<br />
(2) Operator's Position<br />
(3) External AF Wiring<br />
i. Primary Power Connections<br />
k. Installation Tests<br />
(1) Continuity Tests<br />
(2) Insulation Tests<br />
l. AF |umper Cables<br />
nL. Marking<br />
(1) RF Circuits<br />
(2) AF Circuits<br />
n. Moisture Proofing Around Cut-Outs<br />
2. Operation<br />
&. General<br />
b. Operating Procedure, RF Section<br />
(1) "Normal Through" Operation<br />
(2) Parallel Connections<br />
(3) Switching Receiver Inputs<br />
(4) Use of the Multicoupler With the<br />
Signal Distribution Unit<br />
(5) Use of the Antenna Selector Switch<br />
(6) Monitor Receiver<br />
(7) Frequency Meter<br />
c. Operating Procedure AF Section<br />
(1) "Normal Through" Operation<br />
( a) "Normal Thr:ough" Circuit Alterations<br />
(2) Patching Operation<br />
( a) Parallel Patching<br />
(b) Load Exchange Patching<br />
7. Substitution of Loads<br />
2. Two Audio Inputs to One Load<br />
3. Combination Load Exchange<br />
and Parallel Patching<br />
d. Speaker Panel<br />
e. Control AN Typ" C-443/G<br />
f . Test Equipment<br />
SECTION 3_MAINTENANCE<br />
l. Operator's Maintenance<br />
cL. Cleaning<br />
Page<br />
2-r0<br />
2-L2<br />
2-L2<br />
2-r4<br />
2-I4<br />
2-L4<br />
2-r4<br />
2-L6<br />
2-L6<br />
2-L6<br />
2-L6<br />
2-L6<br />
2-L6<br />
2-L9<br />
2-L9<br />
2-L9<br />
2-L9<br />
2-L9<br />
2-20<br />
2-20<br />
2-20<br />
2-2L<br />
2-2L<br />
2-2L<br />
2-2L<br />
2-22<br />
2-22<br />
2-22<br />
2-23<br />
2-22<br />
2-24<br />
2-24<br />
2-21<br />
2-24<br />
2-21<br />
2-26<br />
2-26<br />
2-27<br />
3-1<br />
3-1<br />
3-1<br />
Paragraph<br />
c. Ventilation<br />
2. Preventive Maintenance<br />
cL. Inspection<br />
(l ) Overheating<br />
(2) Placernent<br />
(3) Cleanliness<br />
(4) Tightness<br />
b. Routine Tests and Checks<br />
(t) Insulation Tests<br />
(2) Cround Tests<br />
(3) Ventilator Screens<br />
(4) Ground Connections<br />
(5) Electronic Components<br />
(6) AF Patchcords<br />
(7) Crounding of Shields<br />
(B) Tropicalization<br />
(9) Re-Tro picalization<br />
c. Corrective Maintenance<br />
(1) Wiring<br />
(a) Ground or Partiallv Grounded<br />
Circuits<br />
(b) Crounds in*k AF Section<br />
( c.) Crounds in the RF Section<br />
( d) Shorted or Crossed Circuits<br />
( e) Open Circuits<br />
( f ) Improperly Grounded Shield in<br />
AF Section<br />
( g ) Improperly Grounded Shield in<br />
;. RF Section<br />
(2) Antenna Selector Switch, Trouble<br />
Shooting<br />
(3) Antenna Selector Switch, Corrective<br />
Action<br />
(4) AF Selector Switch Navy Typ"<br />
CSM-2 4L259, Trouble Shooting<br />
(a) Short Circuits<br />
( b ) High Contact Resistance<br />
( c) Lack of Continuity On All Positions<br />
( d) Lack of Continuity on One<br />
Position<br />
( e) Improper Detent Action<br />
( f ) Wafers Mechanically Damaged<br />
(5) RF Jack Switch Navv Typ" CIA-<br />
491388<br />
(6) Connector-Adapters Navy Type<br />
CIA-49T652<br />
Pu"ge<br />
3-1<br />
3-r<br />
3-2<br />
3-2<br />
3-2<br />
3-2<br />
3-2<br />
3-3<br />
3-3<br />
()o<br />
o-o<br />
3-B<br />
oct<br />
o-o<br />
3.3<br />
3-3<br />
c()<br />
trO<br />
l-,-3<br />
o-3<br />
3-4<br />
3-4<br />
3-4<br />
3-4<br />
3-ti<br />
3-4<br />
3-5<br />
o-D<br />
3-5<br />
3-5<br />
oe<br />
r' ;t<br />
o4<br />
o-/<br />
o4<br />
o-l<br />
3-8<br />
3-B<br />
3-B<br />
3-B<br />
3-8<br />
3-B<br />
3-8<br />
RESTRICTED<br />
ORIGINAL
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