TM9-4935-481-14-1
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
807
MCP
SELECTOR A switch to F4.
827
CT
Observe a reading of 2350.0 to 2450.0 msec.
808
MCP
SELECTOR B switch to I-23.
Replace card A6. Check A6 pin 61.
809
CT
FUNCTION switch to PERIOD A.
828
MCP
SELECTOR B switch to D6.
FREQ/TIME/MULT switch to 11.
810
CT
0
829
CT
Adjust DISPLAY control to mid-range.
811
ITP
INTERNAL TEST switch to OFF.
830
CT
Momentarily depress RESET pushbutton.
812
CT
Observe a reading of 49.90 to 50.10 msec.
831
CT
Observe a reading of 395.0 to 405.0 msec.
Replace card A19. Check A19 pins
Replace card A6. Check A6 pin 61.
112 and 114.
832
MCP
SELECTOR A switch to F4.
833
PPE
Set SEQUENCE switch to the positions indicated and observe the
HorizontalWire CalibrationVoltages
DMM reading for each switch setting.
813
MCP
SELECTOR A switch to Fl.
NOTE
814
MCP
SELECTOR B switch to E9.
Voltage will cycle between two values in the ALIGN 1
815
MCP
SELECTOR C switch to D6.
and ALIGN 2 positions.
816
CT
A INPUT switch to neg.
SEQUENCE
Reading
817
CT
B INPUT switch to pos.
834
ALIGN 1
+3.913 to +3.953 Vdc and
818
CT
Adjust DISPLAY control fully cw (to HOLD).
+3.403 to +3.437 Vdc
819
CT
FUNCTION switch TIME A B.
-
835
ALIGN 2
+3.403 to +3.437 Vdc and
2
820
CT
FREQ/TIME/MULT switch to 10
.
+2.893 to +2.922 Vdc
821
MCP
Adjust COMPARATOR THRESHOLD B control to +2.500 0.010 Vdc.
836
ALIGN 3
+0.8200 to +0.8280 Vdc
822
PCP
SELECTOR A switch to F2.
837
ALIGN 4
-0.8200 to -0.8280 Vdc
823
MCP
Adjust COMPARATOR THRESHOLD C control to +2.500 0.010 Vdc.
838
ALIGN 5
+5.124 to +5.176 Vdc
DMM
839
ALIGN 6
+3.303 to +3.337 Vdc
824
PPE
Momentarily actuate TEST START switch.
Corrective action for steps 834
825
CT
Momentarily depress RESET pushbutton.
through 839 is: Replace card A6.
826
PPE
SEQUENCE switch to ALIGN 1.
3-107