TM 1-1520-238-MTF
4-5
Change 4
2. Enter, manually, the range from helicopter to the
outfront boresight target.
3. Observe the outfront boresight target in NFOV
FLIR, adjust gain and level for optimum
autotracker image. Engage IAT.
4. Sensor select switch – TV, observe light source.
5. If not precisely centered on the TADS reticle
execute the following:
a. BRSIT TADS switch – TADS.
b. BRSIT ENABLE switch – UP.
c. Adjust AZ and EL pots to center the light
source on the reticle.
d. BRSIT ENABLE switch – CENTER.
e. BRSIT TADS – OFF.
f. IAT – OFF.
g. Procedure complete, continue as desired.
F. CUE UPDATE PROCEDURE.
NOTE
The CUE update procedure should be
accomplished whenever the TADS FLIR
is reported as being unable to be internal-
ly boresighted. Once the CUE update
procedure has been accomplished and
the TADS FLIR still cannot be bore-
sighted, continue with troubleshooting as
specified in TM 9-1270-476-20.
TADS internal boresight shall be per-
formed after a cue update procedure.
1. SIGHT SEL switch – TADS.
