TM 9-4935-481-14-1
C2
Table 3-11. DMS-D Performance Test-Continued
Table 3-11. DMS-D Performance Test-Continued
STEP
UNIT
PROCEDURE CORRECTIVE ACTION
STEP
UNIT
PROCEDURE CORRECTIVE ACTION
1048
ITP
INTERNAL TEST switch to 7.
1063
MCP
SELECTOR A switch to D24.
1049
PPE
Momentarily actuate TEST START switch.
1064
ITP
INTERNAL TEST switch to OFF.
1050
MCP
SELECTOR A switch to G5.
1065
PPE
SEQUENCE switch to MNL.
1051
MCP
SELECTOR B switch to F18.
1066
DMM
Observe a reading of -0.0100 to +0.0100 Vdc.
1052
PPE
SEQUENCE switch to AUTO 1.
Replace card A23. Check A23
1053
ITP
INTERNAL TEST switch to 8.
pins 28, 105, 12 and 5.
1054
DMM
Record the reading for use in steps 1055, 1056 and 1062.
1067
TPS
Adjust AMPTD(VOLTS) dial to 500.
1055
DMM
Multiply the reading recorded in step 1054 by 0.2951 and record
1068
DMM
Observe a reading of -0.4800 to -0.5200 Vdc.
for use in step 1059.
Replace card A23. Check A23 pins
1056
DMM
Multiply the reading recorded in step 1054 by 0.2393 and record
28, 105, 12 and 5.
for use in step 1060.
1069
PPE
SEQUENCE switch to AUTO 5.
1057
MCP
SELECTOR A switch to D24.
1070
ITP
INTERNAL TEST switch to 7.
1058
MCP
SELECTOR B switch to E18.
1071
MCP
SELECTOR B switch to D24.
1059
PPE
Set SEQUENCE switch to positions AUTO 1, 4 and 10 and observe the
1072
PPE
Momentarily actuate TEST START switch.
DMM
1073
CT
Momentarily depress RESET pushbutton.
reading recorded in step 105 1%.
1074
ITP
INTERNAL TEST switch to 8.
(126)
1075
CT
Observe a reading of 40.0 to 92.0 usec.
Replace card A23. Check pins 17 and 19.
1060
PPE
Set SEQUENCE switch to positions AUTO 2, 6, 7, 8, 9, 12, 13, 14,
DMM
Trigger Pulse
15 and 16 and observe the reading recorded in step 10 1%.
56
1076
MCP
SELECTOR A switch to F1.
Replace card A23. Check
1077
MCP
Adjust COMPARATOR THRESHOLD B control to +0.7500 0.0100 Vdc.
A23 pins 28, 108 and 111.
DMM
1061
MCP
SELECTOR A switch to G6.
1078
MCP
SELECTOR A switch to F2.
1062
DMM
Observe a reading 8 times the reading recorded in step 100.5%.
54
1079
MCP
Adjust COMPARATOR THRESHOLD C control to +0.7500 0.0100 Vdc.
Replace card A23. Check
A23 pin 19.
3-116