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GROUP
NO.
COMPONENT/
ASSEMBLY
MAINTENANCE
FUNCTION
MAINTENANCE LEVEL
TOOLS
AND
EQPT
REMARKS
(1)
(2)
(3)
(4)
(5)
(6)
C
O
F
H
D
Section II. MAINTENANCE ALLOCATION CHART
FOR ALL RADIO SETS USING RT 1439/VRC, RT 1523(C)/U,
RT 1523A(C)/U, RT 1523B(C)/U, RT 1523C(C)/U, OR RT 1523E(C)/U
TM 11 5820 890 20 2
B 23
27050101
CCA Memory
Repair
0.6
18,24
(1A5A1A1)
27050102
CCA Interleaver
Repair
0.6
18,24
(1A5A1A2)
2706
CCA Two Wire
Inspect
0.1
Interface
Test
0.5
19 22
F
(1A6)
Test
0.5 19 22
Replace
0.1
9,11,12,71,
D
75
Repair
0.6
18
2707
CCA Switching
Inspect
0.1
(1A7)
Test
0.5
19,22,36,37
F
Replace
0.1
11,12,71,75
D
2708
IF/Demodulator
(Ref Group Number 2608)
(1A8)
2709
Tuner/Mixer
(Ref Group Number 2609)
(1A9)
2710
Synthesizer
(Ref Group Number 2610)
Electrical
Frequency (1A10)
2711
Exciter/Power
(Ref Group Number 2611)
Amplifier (1A11)
2712
CCA Audio
Inspect
0.1
Power Supply
Test
0.5
19,22,36,37
F
(1A12)
Replace
0.1
11,12,71,75
D
2713
CCA Audio
Inspect
0.1
Control (1A13)
Test
0.5
15,25
F
Replace
0.1
11,12,71,75
D
2714
CCA Audio/Data
Inspect
0.1
I/O (1A14)
Test
0.5
19,22,36,37
F
Replace
0.1
11,12,71,75
D
2715
CCA Data Rate
Test
0.5
15,43
G
Adapter (1A15)
Replace
0.1
11,12,71,75
D
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