TM9-4935-481-14-1
C3
Table 3-14. TTS Performance Test-Continued
Table 3-14. TTS Performance Test-Continued
STEP
UNIT
PROCEDURE
CORRECTIVE ACTION
STEP
UNIT
PROCEDURE
CORRECTIVE ACTION
532
CIP
RUN/HOLD/OFF switch to HOLD.
549
CT
DISPLAY control to HOLD.
533
CIP
COUNTER INHIBIT(SEC) dial to 17.50.
550
OSC
VOLTS/DIV switch to .2.
534
RAD
FULL SCALE switch to 10'7.
TIME/DIV switch to 10 -sec.
535
CIP
RUN/HOLD/OFF switch to RUN.
Sweep mode switch to AUTO.
536
CIP
Observe INHIB lamp illuminated.
INT/EXT switch to INT.
537
DMM
Observe a reading of 0.0920 to 0.7600 Vac.
-/+ switch to +.
(42)
Position scope trace on bottom line.
538
TTS
Observe MONITOR meter for a reading within the IR OUTPUT
551
MCP
SELECTOR B switch to H22.
green band (5.5 to 9.5 volts).
552
CT
Using a coax tee, connect A and B INPUT's to J16.
(43)
553
MCP
Remove the 1W20 cable on scope CHANNEL A INPUT and connect a cable
539
MCP
SELECTOR A switch to C24.
OSC
540
MCP
DMM LO switch to 2.
from scope CHANNEL A INPUT to J14.
541
DMM
Observe a reading of 0.1880 to 0.3120 Vac.
554
OSC
Adjust TRIGGER LEVEL to display a positive pulse (may be necessary
(43)
to increase scope intensity).
542
PPE
Momentarily actuate TEST START switch (power off).
555
MCP
Remove the cable at J14 and connect it to J15.
543
CIP
COUNTER INHIBIT(SEC) dial to 06.00.
556
MCP
SELECTOR A switch to F23.
544
RAD
FULL SCALE switch to 10'9.
557
MCP
SELECTOR B switch to B3.
545
TTS
MODE switch to MISSILE CMD.
558
MCP
SELECTOR C switch to B5.
559
PP
DMS switch to OFF.
IR Irrandiance Test -Near - Ctr - Diode)
560
MCP
Disconnect 1W2 from J7.
561
MCP
Connect 1W1-P3 to J7.
Missile Cmd Mode
562
PP
DMS switch to ON. Momentarily actuate TEST START switch.
TP
546
CT
FUNCTION switch to TIME A + B.
CAUTION
547
CT
FREQ/TIME/MULT switch to 100.
Do not actuate DMS-D PPE TEST START switch
548
CT
B INPUT switch to neg.
while TTS POWER switch is ON.
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