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Page Title:
Table 3-1. Bench Test Procedures |
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 TM 11-5895-1097-40
Module
Part No.
Act. Freq.
Limits
Table 3-1. Bench Test Procedures
Marking
Step
Procedure
Result/Indication
1
Set all controls to their OFF position
None.
138.20
SMD706478-10
59.475
59.47281 - 59.47619
and connect test set to a known
138.30
SM-D706487-36
50.525
59.52381 - 59.52619
good 120 Vac source.
138.40
SM-D706478-35
59.575
59.57381 - 59.57619
2
Set POWER ON/OFF switch to ON
POWER indicator
138.50
SM-D706478-34
59.625
59.62381 - 59.62619
and observe power indicator
shall light.
138.60
SM-D-706478-33 59.675
59.67381 - 59.67619
3
Set test select switch to LAMP
GO/NO GO
138.70
SM-D-706478-32 59.725
59.72381 - 59.72619
TEST and observe GO/NO GO in
indicators shall
138.80
SM-D-706478-31 59.775
59.77381 - 59.77620
dicators.
light
138.90
SM-D-706478-30 59.825
59.82380 - 59.82620
4
Using Multimeter AN/USM-223, mea-
Shall be +6.2V
139.00
SM-D-706478-29 59.875
59.87380 - 59.87620
sure voltage between +6V and
0.05
140.60
SM-D-706478-9
60.674
60.67379 - 60.67621
GND binding posts.
140.70
SM-D-706478-8
60.725
60.72379 - 60.72621
5
Using Multimeter AN/USM-223, mea-
Shall be + 12V
140.80
SM-D-706478-28 60.775
60.77379 - 60.77622
sure voltage between + 12V and
140.90
SM-D-706478-27 60.825
60.82378 - 60.82622
GND binding posts.
141.00
SM-D-706478-26 60.875
60.87378 - 60.87622
+0.2.
141.10
SM-D-706478-25 60.925
60.92378 - 60.92622
6
a. Insert test xmit xtal into XMTR
a. None.
141.20
SM-D-706478-24 60.975
60.97378 - 60.97622
XTAL MODULE, test socket.
141.30
SM-D-706478-23 61.025
61.02378 - 61.02622
b. Set xtal select switch to XMTR
b GO indicator
141.40
SM-D-706478-22 61.075
61.07378 - 61.07622
XTAL MODULE, test select switch
shall light.
141.50
SM-D-706478-21 61.125
61.12378 - 61.12622
to XTAL TEST and observe GO
141.60
SM-D-706478-20 61.175
61.17378 - 61.17622
indicator.
143.10
SM-D-706478-7
61.925
61.92376 - 61.92624
c. Set up equipment as shown in figure
c. Overtone
143.20
SM-D-706478-6
61.975
61.97376 - 61.97624
3-4, set test select switch and observe
frequency of
143.30
SM-D-706478-19 62.025
62.02376 - 62.02624
reading on counter
the xmit xtal as
143.40
SM-D-706478-18 62.075
62.07376 - 62.07624
marked, within the
143.50
SM-D-706478-17 62.125
62.12376 - 62.12624
limits shown in
143.60
SM-D-706478-16 62.175
62.17376 - 62.17624
143.70
SM-D-706478-15 62.225
62.22376 - 62.22624
d. Remove test xmit xtal from test
d. None.
143.80
SM-D-706478-14 62.275
62.27376 - 62.27625
socket.
143.90
SM-D-706478-13 62.325
62.32375 - 62.32625
a. Insert test rcvr xtal into RCVR
a. None.
144.00
SM-D-706478-12 62.375
62.37375 - 62.37625
XTAL MODULE test socket.
149.50
SM-D-706981-3
65.125
65.12370 - 65.12630
b. Set xtal select switch to RCVR
b. None.
150.20
SM-D-706981-2
65.475
65.47371 - 65.47629
XTAL MODULE.
150.80
SM-D-706981-1
65.775
65.77369 - 65.77632
c. Set up equipment as shown in figure
c. None.
Table 3-3. Receiver Crystal Module Limits
3-5. Set signal generator to produce
Module
Part No.
Act. Freq.
Limits
a 15 uV continuous wave signal at the
Marking
marked module frequency.
82.77 MHz
SM-D706884-02
64.67 MHz
64.66871 - 64.67129
d. Set test select switch to XTAL
d GO indicator
82.95
SM-D706884-01
64.85
64.84870 - 64.85130
TEST and observe GO indicator.
shall light.
138.10
SM-D706522-34
120.00
119.99760-120.00240
e. Observe frequency counter reading
e. Overtone
138.20
SM-D706522-33
120.10
120.09760-120.10240
e of Signal Generator SG- 112-
frequency of
138.30
SM-D706522-32
120.20
120.19760-120.20240
(V)2/U
rcvr xtal as marked
138.40
SM-D706522-31
120.30
120.29760-120.30241
within the limits
.
shown in table 3-3.
138.50
SM-D706522-30
120.40
120.39760-120.40241
138.60
SM-D-706522-29
120.50
120.49759-120.50241
138.70
SM-D-706522-28
120.60
120.59759-120.60241
Table 3-2. Transmitter Crystal Module Limits
138.80
SM-D-706522-27
120.70
120.69759-120.70241
Module
Part No.
Act. Freq.
Limits
138.90
SM-D-706522-26
120.80
120.79759-120.80241
Marking
139.00
SM-D-706522-25
120.90
120.89759-120.90241
82.77 MHz
SM-D-706982-2
63.70MHz
63.69873 - 63.70127
140.60
SM-D-706522-24
122.50
122.49755-122.50245
82.95
SM-D706982-1
82.95
82.94834 - 82.95166
140.70
SM-D-706522-23
122.60
122.59755-122.60245
138.10
SM-D706478-11
59.425
59.42381 - 59.42619
140.80
SM-D-706522-22
122.70
122.69755-122.70245
140.90
SM-D-706522-21
122.80
122.79755-122.80245
141.00
SM-D-706522-20
122.90
122.89755-122.90245
141.10
SM-D-706522-19
123.00
122.99754-123.00246
141.20
SM-D-706522-18
123.10
123.09754-123.10246
141.30
SM-D-706522-17
123.20
123.19754-123.20246
141.40
SM-D-706522-16
123.30
123.29754-123.30246
141.50
SM-D-706522-15
123.40
123.39754-123.40246
141.60
SM-D-706522-14
123.50
123.49753-123.50247
143.10
SM-D-706522-13
125.00
124.99750-125,00250
143.20
SM-D-706522-12
125.10
125.09750-125.10250
143.30
SM-D-706522-11
125.20
125.19750-125.20250
143.40
SM-D-706522-10
125.30
125.29750-125.30250
3-10
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