TM 11-5820-803-12
SECTION II MAINTENANCE ALLOCATION CHART
FOR
MODEM, DIGITAL DATA - PHASE SHIFT KEYING MD-921/G - Continued
(1)
(2)
(3)
(4)
(5)
MAINTENANCE CATEGORY
TOOLS AND
GROUP
COMPONENT/
MAINTENANCE
EQUIPMENT
CODE
ASSEMBLY
FUNCTION
C
O
F
L
D
020219
Line Driver, A2A2A1A23
(same as FGC group 020217)
020220
Bit Sync/Demodulator Relay
Inspect
0.1
Control, A2A2A1A24
Test
0.1
34, 35
Replace
0.1
17
Repair
0.1
25
020221
LOS/Cable Receiver/Decoder,
Inspect
0.1
A2A2A2A1
Test
0.3
6, 8, 13,
15, 16
Adjust
0.1
6, 8, 15
Replace
0.1
17
Repair
0.1
25
020222
LOS/Cable Driver, A2A2A2A3
Inspect
0.1
Test
0.3
6, 8, 15
Replace
0.1
17
Repair
0.1
25
020223
Input Interface, A2A2A2A4
Inspect
0.1
Test
0.1
34, 35
Replace
0.1
17
Repair
0.1
25
020224
Coder Interface, A2A2A2A5
Inspect
0.1
Test
0.1
34, 35
Replace
0.1
17
Repair
0.1
25
C-14
